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Toshiba GRE110 Instruction Manual

Overcurrent protection relay
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6 F 2 T 0 1 7 2
INSTRUCTION MANUAL
OVERCURRENT PROTECTION RELAY
GRE110
©
TOSHIBA Corporation 2013
All Rights Reserved.
( Ver. 5.3)

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Summary of Contents for Toshiba GRE110

  • Page 1 6 F 2 T 0 1 7 2 INSTRUCTION MANUAL OVERCURRENT PROTECTION RELAY GRE110 © TOSHIBA Corporation 2013 All Rights Reserved. ( Ver. 5.3)

  • Page 2: Safety Precautions

    Safety Precautions Before using this product, please read this chapter carefully. This chapter describes the safety precautions recommended when using the GRE110. Before installing and using the equipment, this chapter must be thoroughly read and understood. Explanation of symbols used Signal words such as DANGER, WARNING, and two kinds of CAUTION, will be followed by important safety information that must be carefully reviewed.
  • Page 3 6 F 2 T 0 1 7 2 DANGER • Current transformer circuit Never allow the current transformer (CT) secondary circuit connected to this equipment to be opened while the primary system is live. Opening the CT circuit will produce a dangerously high voltage.

  • Page 4: Table Of Contents

    6 F 2 T 0 1 7 2 Contents Safety Precautions 1. Introduction 2. Application Notes 2.1 Phase Overcurrent and Residual Overcurrent Protection 2.2 Instantaneous and Staged Definite Time Overcurrent Protection 2.3 Sensitive Earth Fault Protection 2.4 Phase Undercurrent Protection 2.5 Thermal Overload Protection 2.6 Negative Sequence Overcurrent Protection 2.7 Broken Conductor Protection...

  • Page 5: Table Of Contents

    6 F 2 T 0 1 7 2 5.3 Electrostatic Discharge 5.4 Handling Precautions 5.5 External Connections 5.6 Optinal case model S1-GRE110, S3-GRE110 6. Commissioning and Maintenance 6.1 Outline of Commissioning Tests 6.2 Cautions 6.3 Preparations 6.4 Hardware Tests 6.5 Function Test 6.6 Conjunctive Tests...
  • Page 6 6 F 2 T 0 1 7 2 Appendix L Symbols Used in Scheme Logic Appendix M Modbus: Interoperability Appendix N IEC60870-5-103: Interoperability Appendix O PLC Default setting Appendix P Inverse Time Characteristics Appendix Q IEC61850: Interoperability Appendix R Ordering ...

  • Page 7: Introduction

    • Metering and recording functions • Front mounted USB port for local PC communications • Rear mounted RS485 serial ports for communications Table 1.1.1 shows the members of the GRE110 series and identifies the functions to be provided by each member.  6 ...
  • Page 8 6 F 2 T 0 1 7 2 Table 1.1.1 Series Members and Functions Model Number GRE110 - Current input 3P + E 3P + E + SE 2P + Vo + SE Binary Input port Binary Output port IDMT O/C (OC1, OC2) ...

  • Page 9: Application Notes

    20A maximum (see section 2.2.5). ** On GRE110-820 and 821 models, current inputs are A phase and C phase only. The B phase element is currucurate from A phase and C phase current for metering function. But B phase cullcurated current is not for protection and recording function.
  • Page 10 6 F 2 T 0 1 7 2         ×     α  −        where: t = operating time for constant current I (seconds), I = energising current (amps), Is = overcurrent setting (amps), TMS = time multiplier setting,...
  • Page 11 6 F 2 T 0 1 7 2 grading between relays at various points in the scheme. The inverse reset characteristic is particularly useful for providing correct coordination with an upstream induction disc type overcurrent relay. The definite time delayed reset characteristic may be used to provide faster clearance of intermittent (‘pecking’...
  • Page 12 6 F 2 T 0 1 7 2 Table 2.1.1 Specification of IDMT Curves Curve Description IEC ref. α β IEC Normal Inverse 0.14 0.02 IEC Very Inverse 13.5 IEC Extremely Inverse UK Long Time Inverse IEEE Moderately Inverse 0.0515 0.02 0.114 4.85...
  • Page 13 6 F 2 T 0 1 7 2 IDMT characteristics are not fully utilised. In this case, definite time overcurrent protection is applied. The operating time can be constant irrespective of the magnitude of the fault current. The definite time overcurrent protection consists of instantaneous overcurrent measuring elements OC1 and EF1 and delayed pick-up timers started by the elements, and provides selective protection with graded setting of the delayed pick-up timers.
  • Page 14 6 F 2 T 0 1 7 2 TOC1 & OC1-A TRIP ≥1 & OC1-B TRIP ≥1 OC1-C TRIP & ≥1 0.00 - 300.00s [OC1-2F] ≥1 “Block” & OC1 TRIP OC1-A ≥1 [MOC1] OC1-B ≥1 "D" OC1-C ≥1 "IEC" "IEEE" OC1-A HS "US"...
  • Page 15 6 F 2 T 0 1 7 2 2.1.4 Settings The table shows the setting elements necessary for the phase and residual overcurrent protection and their setting ranges. Element Range Step Default Remarks OCCT 1 - 20000 CT ratio for 3-phase current EFCT 1 - 20000 CT ratio for earth-fault curret...
  • Page 16 6 F 2 T 0 1 7 2 Settings for Inverse Time Overcurrent protection Current setting In Figure 2.1.7, the current setting at terminal A is set lower than the minimum fault current in the event of a fault at remote end F1. Furthermore, when also considering backup protection for a fault on the next feeder section, it is set lower than the minimum fault current in the event of a fault at remote end F3.

  • Page 17: Instantaneous And Staged Definite Time Overcurrent Protection

    6 F 2 T 0 1 7 2 Settings of Definite Time Overcurrent protection Current setting The current setting is set lower than the minimum fault current in the event of a fault at the remote end of the protected feeder section. Furthermore, when also considering backup protection for a fault in a next feeder section, it is set lower than the minimum fault current, in the event of a fault at the remote end of the next feeder section.
  • Page 18 OC2 and OC3 or EF2 and EF3 elements. Fuse GRE110 Figure 2.2.2 Feeder Protection Coordinated with Fuses Configuring the inverse time element OC1 (and EF1) and time graded elements OC2 and OC3 (or EF2 and EF3) as shown in Figure 2.2.3, the characteristic of overcurrent protection can be...
  • Page 19 6 F 2 T 0 1 7 2 Time (s) Fuse Current (amps) Figure 2.2.3 Staged Definite Time Protection 2.2.3 Scheme Logic As shown in Figure 2.2.4 to Figure 2.2.9, OC2 to OC4 and EF2 to EF4 have independent scheme logics.
  • Page 20 6 F 2 T 0 1 7 2 TOC3 & OC3-A TRIP & OC3-B TRIP & OC3-C TRIP 0.00 - 300.00s [OC3-2F] ≥1 OC3 TRIP “Block” & [OC3EN] & "ON" OC3 BLOCK Figure 2.2.5 Phase Overcurrent Protection OC3 TOC4 OC4-A &...
  • Page 21 6 F 2 T 0 1 7 2 TEF3 & EF3 TRIP 0.00 - 300.00s [EF3-2F] “Block” & [EF3EN] & "ON" EF3 BLOCK Figure 2.2.8 Earth fault Protection EF3 TEF4 & EF4 ALARM 0.00 - 300.00s [EF4-2F] “Block” & [EF4EN] &...
  • Page 22 6 F 2 T 0 1 7 2 Element Range Step Default Remarks TEF2 0.010 – 1.500 0.001 1.000 EF2 time multiplier setting. Required if [MEF2] = IEC, IEEE, US or C. 0.00 – 300.00 s 0.01 s 0.00 s EF2 definite time setting.
  • Page 23 6 F 2 T 0 1 7 2 2.2.5 CT Wiring and Setting of earth fault detection On the models 400, 401 and 402, the earth fault current input may be connected either in the residual circuit of the phase CTs, or alternatively a dedicated earth fault CT may be used. In the case of connection in the residual circuit of the phase CTs, the settings of the phase CT ratio OCCT and the earth fault CT ratio EFCT should be equal.

  • Page 24: Sensitive Earth Fault Protection

    The sensitive earth fault (SEF) protection is applied for distribution systems earthed through high impedance, where very low levels of fault current are expected in earth faults. Furthermore, the SEF elements of GRE110 are also applicable to the “standby earth fault protection” and the “high impedance restricted earth fault protection of transformers”.
  • Page 25 6 F 2 T 0 1 7 2 the differential voltage, and the latter suppresses any overvoltage in the differential circuit. Power Transformer Varistor GRE110 Stabilising SEF input Resistor Figure 2.3.1 High Impedance REF Scheme Logic Figure 2.3.2 to Figure 2.3.5 show the scheme logic of inverse time or definite time selective earth fault protection and definite time earth fault protection on model 420, 421 and -422.
  • Page 26 6 F 2 T 0 1 7 2 TSE1 SEF1-D & SEF1 TRIP ≥1 0.00 - 300.00s SE1-2F] SEF1 “Block” & ≥1 TS1S2 [MSE1] [SE1S2] & SEF1-S2 TRIP "D" 0.00 - 300.00s "ON" "IEC" "IEEE" "US" "C" SEF1 HS SEF1HS SEF1-I &...
  • Page 27 6 F 2 T 0 1 7 2 TSE3 SEF3 & SEF3 TRIP 0.00 - 300.00s [SE3-2F] “Block” & [SE3EN] & "ON" SEF3 BLOCK Figure 2.3.4 Definite Time SEF Protection SEF3 TSE4 SEF4 & SEF4 ALARM 0.00 - 300.00s [SE4-2F] “Block”...
  • Page 28 6 F 2 T 0 1 7 2 0.001 – 0.250 A 0.001 A 0.100 A SEF3 threshold setting TSE3 0.00 – 300.00 s (*1) 0.01 s 0.00 s SEF3 definite time setting. 0.001 – 0.250 A 0.001 A 0.250 A SEF4 threshold setting TSE4 0.00 –...
  • Page 29 The series resistor value, Rs, is selected as follows: Is is the current setting (in secondary amps) applied to the GRE110 relay. However, the actual fault setting of the scheme includes the total current flowing in all parallel paths. That is to say that the...
  • Page 30 6 F 2 T 0 1 7 2 = CT knee point voltage = maximum prospective secondary current for an internal fault When a Metrosil is used for the varistor, it should be selected with the following characteristics: β V = CI where: V = instantaneous voltage I = instantaneous current...
  • Page 31 6 F 2 T 0 1 7 2 Boundary of Operation CA + 90 +87.5 ° (leading) CA + 60 CA + 30 10 x Is 5 x Is Reverse Forward Operate Operate CA - 30 Zone Zone CA - 60 CA: Characteristic CA - 90 Boundary of Operation...
  • Page 32 6 F 2 T 0 1 7 2 TSE1 SEF1 ≥1 & ≥1 & SEF1-S1 0.00 - 300.00s _TRIP [SE1-2F] [SE1EN] + "Block" & "ON" & SEF1 TS1S2 INST [SE1S2] SEF1-S2_ & [MSE1] TRIP "ON" 0.00 - 300.00s "IEC" "IEEE" SEF1 HS SEF1HS "US"...
  • Page 33 6 F 2 T 0 1 7 2 TSE3 SEF3 & ≥1 SEF3 TRIP 0.00 - 300.00s [SE3-2F] [SE3EN] + "Block" "ON" & & SEF3 INST ≥1 & & ≥1 ≥1 & & "ON" [ZPEN] "OFF" "FWD" [SE3 DIR] "REV" "NON"...
  • Page 34 6 F 2 T 0 1 7 2 Element Range Step Default Remarks TSE1S2 0.00 – 300.00 s 0.01 s 1.00 s SEF1 stage 2 definite time setting 0.001 – 1.000 A 0.001 A 0.010 A SEF2 threshold setting TSE2 0.00 –...

  • Page 35: Phase Undercurrent Protection

    6 F 2 T 0 1 7 2 2.4 Phase Undercurrent Protection The phase undercurrent protection is used to detect a decrease in current caused by a loss of load, typically motor load. The undercurrent element operates for current falling through the threshold level. However, operation is blocked when the current falls below 4 % of CT secondary rating to discriminate the loss of load from the feeder tripping by other protection.
  • Page 36 6 F 2 T 0 1 7 2 Element Range Step Default Remarks 0.10 – 10.0 A 0.01 A 0.40 A UC1 threshold setting TUC1 0.00 – 300.00 s 0.01 s 0.00 s UC1 definite time setting 0.10 – 10.0 A 0.01 A 0.20 A UC2 threshold setting...

  • Page 37: Thermal Overload Protection

    The temperature of electrical plant rises according to an I t function and the thermal overload protection in GRE110 provides a good protection against damage caused by sustained overloading. The protection simulates the changing thermal state in the plant using a thermal model.
  • Page 38 6 F 2 T 0 1 7 2 that has previously been loaded to 90% of its capacity. Thermal Curves (Cold Curve - no Thermal Curves (Hot Curve - prior load) 90% prior load) 1000 1000 τ τ 0.01 0.001 0.01 Overload Current (Multiple of I Overload Current (Multiple of I...

  • Page 39: Negative Sequence Overcurrent Protection

    6 F 2 T 0 1 7 2 Settings The table below shows the setting elements necessary for the thermal overload protection and their setting ranges. Element Range Step Default Remarks 0.50 – 10.0 A 0.01 A 1.00 A Thermal overload setting. (THM = I : allowable overload current) THMIP...
  • Page 40 6 F 2 T 0 1 7 2 transformer energisation, and can block the NPS1 and NPS2 elements by the scheme switches [NPS1-2F] and [NPS2-2F] respectively. See section 2.9. TNPS1 NPS1 NPS1 TRIP & 0.00 - 300.00s [NPS1-2F] “Block” & [NPS1EN] "ON"...

  • Page 41: Broken Conductor Protection

    6 F 2 T 0 1 7 2 2.7 Broken Conductor Protection Series faults or open circuit faults which do not accompany any earth faults or phase faults are caused by broken conductors, breaker contact failure, operation of fuses, or false operation of single-phase switchgear.
  • Page 42 6 F 2 T 0 1 7 2 Positive phase sequence current I , negative phase sequence current I and zero phase sequence current I at the fault location in a single-phase series fault are given by: − Z − E −...
  • Page 43 6 F 2 T 0 1 7 2 Scheme Logic Figure 2.7.3 shows the scheme logic of the broken conductor protection. BCD element outputs trip signals BCD TRIP through a delayed pick-up timer TBCD. The tripping can be disabled by the scheme switch [BCDEN], binary input signal BCD BLOCK. The broken conductor protection is enabled when three-phase current is introduced.

  • Page 44: Breaker Failure Protection

    6 F 2 T 0 1 7 2 2.8 Breaker Failure Protection When fault clearance fails due to a breaker failure, the breaker failure protection (BFP) clears the fault by backtripping adjacent circuit breakers. If the current continues to flow even after a trip command is output, the BFP judges it as a breaker failure.
  • Page 45 6 F 2 T 0 1 7 2 [BTC] TBTC "ON" & ≥ 1 CBF TRIP & & 0.00 - 300.00s TRTC & ≥1 ≥ 1 CBF RETRIP & ≥1 & ≥1 0.00 - 300.00s EXT TRIP-APH ≥1 & EXT TRIP-BPH ≥1 &...
  • Page 46 6 F 2 T 0 1 7 2 Setting The setting elements necessary for the breaker failure protection and their setting ranges are as follows: Element Range Step Default Remarks 0.10 – 10.0 A 0.05 A 0.50 A Overcurrent setting TRTC 0.00 –...

  • Page 47: Countermeasures For Magnetising Inrush

    6 F 2 T 0 1 7 2 2.9 Countermeasures for Magnetising Inrush GRE110 provides the following two schemes to prevent incorrect operation from a magnetising inrush current during transformer energisation. - Protection block by inrush current detector - Cold load protection 2.9.1 Inrush Current Detector...
  • Page 48 6 F 2 T 0 1 7 2 2.9.2 Cold Load Protection The cold load function modifies the overcurrent protection settings for a period after energising the system. This feature is used to prevent unwanted protection operation when closing on to the type of load which takes a high level of current for a period after energisation.
  • Page 49 6 F 2 T 0 1 7 2 STATE 0 CB status: Closed Settings: Normal Monitor CB status CB opens CB closes within T CLE time STATE 1 CB status: Open Settings: Normal Run T CLE timer <ICLDO for Monitor CB status T CLR timer T CLDO time expires...

  • Page 50: Trip Signal Output

    6 F 2 T 0 1 7 2 Settings The setting elements necessary for the cold load protection and their setting ranges are as follows: Element Range Step Default Remarks ICLDO 0.10 – 10.0 A 0.01 A 0.50 A Cold load drop-off threshold setting TCLE 0-10000 s 100 s...
  • Page 51 6 F 2 T 0 1 7 2 OC1 TRIP OC2 TRIP OC3 TRIP EF1 TRIP EF2 TRIP ≥1 CBF INIT EF3 TRIP SEF1-S1 TRIP SEF1-S2 TRIP SEF2 TRIP SEF3 TRIP UC1 TRIP THM TRIP NPS1 TRIP ≥1 BCD TRIP CBF RETRIP GENERAL TRIP Binary output circuit...

  • Page 52: Application Of Protection Inhibits

    REMOTE RESET Figure 2.10.2 Tripping Output for Adjacent Circuit Breakers 2.11 Application of Protection Inhibits All GRE110 protection elements can be blocked by a binary input signal. This feature is useful in a number of applications. 2.11.1 Blocked Overcurrent Protection Conventional time-graded definite time overcurrent protection can lead to excessive fault clearance times being experienced for faults closest to the source.
  • Page 53 2.11.2 Blocked Busbar Protection GRE110 can be applied to provide a busbar zone scheme for a simple radial system where a substation has only one source, as illustrated in Figure 2.11.2. For a fault on an outgoing feeder F1, the feeder protection sends a hardwired blocking signal to...

  • Page 54: Ct Requirements

    CT secondary, including relay input burden, lead burden, and taking the CT’s own secondary resistance into account. GRE110 has an extremely low AC current burden, typically less than 0.03VA for a 5A phase input, allowing relatively low burden CTs to be applied. Relay burden does not vary with settings.
  • Page 55 6 F 2 T 0 1 7 2 a lower value of, say, (RCT + R2) = 5Ω is applied, then the practical overcurrent factor may be increased by a factor of two, that is, to 40A. In summary, the example given of a 5P20 CT of suitable rated burden will meet most applications of high fault current and tight grading margins.

  • Page 56: Autoreclose

    In each case, if the first shot fails, then all subsequent shots apply three-phase tripping and reclosing. To disable the autoreclosing, scheme switch [ARCEN] is set to "Off". The GRE110 also provides a manual close function. A manual close can be performed via programmable binary inputs ARCMCL. 2.13.1 Scheme Logic Figure 2.13.1 shows the simplified scheme logic for the autoreclose.
  • Page 57 6 F 2 T 0 1 7 2 above tripping occurs. At this time, dead time counter TD3 is started. The third shot autoreclose is performed after the period of time set on TD3 has elapsed. At this time, the outputs of the step counter are: SP1 = 0, SP2 = 1, SP3 = 0, SP4 = 0 and SP5 = 0.

  • Page 58: Plc Default Setting

    6 F 2 T 0 1 7 2 Autoreclose initiation Programmable binary input ARC-READY(CB& 63condition) is alive and Reclaim time TRDY has elapsed and Scheme switch [ARCEN] is set to "On," then autoreclose initiation is ready. The reclaim time is selected by setting [TRDY] to “0.0-600.0s”. ARC INIT(Autoreclose initiation) can consist of the following trips.
  • Page 59 6 F 2 T 0 1 7 2 ARC-SHOT1 & & ≥1 ARC- ARC-SHOT2 0.01-300.00s ARC-SHOT3 PLC default setting ARC-SHOT ARC-S1_COND CONST1 ARC-SHOT1 ARC-SHOT4 0.01-10.00s ARC-SHOT5 & & 0.01-300.00s ARC-S2_COND CONST1 ARC-SHOT2 & & 0.01-300.00s ARC-S3_COND CONST1 ARC-SHOT3 & & 0.01-300.00s ARC-S4_COND CONST1...
  • Page 60 6 F 2 T 0 1 7 2 RS-ARCBLK ≥1 ARC_RESET & TRSET CB CLOSE & 0.01-300.00s ARC_IN-PROG Figure 2.13.4 Reset Manual close function (MANUAL CLOSE) MANUAL CLOSE enables the CB to be closed via a PLC signal input. Autoreclose initiation is not active within a set period of time after a manual close command output. The period of time is selected by setting [TARCP] to “0.1-600.0s”.
  • Page 61 6 F 2 T 0 1 7 2 Element Range Step Default Remarks [ARC-NUM] S1/S2/S3/S4/S5 Autoreclosing shot number [OC1-INIT] NA/A1/A2/BLK Autoreclose initiation by OC1 [OC1-TP1] OFF/INST/SET OC1 trip mode of 1st trip [OC1-TP2] OFF/INST/SET OC1 trip mode of 2nd trip [OC1-TP3] OFF/INST/SET OC1 trip mode of 3rd trip...
  • Page 62 6 F 2 T 0 1 7 2 Element Range Step Default Remarks [EF3-TP5] OFF/INST/SET EF3 trip mode of 5th trip [EF3-TP6] OFF/INST/SET EF3 trip mode of 6th trip [EF4-INIT] NA/A1/A2/BLK Autoreclose initiation by EF4 [EF4-TP1] OFF/INST/SET EF4 trip mode of 1st trip [EF4-TP2] OFF/INST/SET EF4 trip mode of 2nd trip...

  • Page 63: Technical Description

    3.1.1 Outline of Front Panel The case outline of GRE110 is shown in Appendix F. As shown in Figure 3.1.3, the Human Machine Interface (HMI) panel has a liquid crystal display (LCD), light emitting diodes (LED), operation keys and a USB typeB connector on the front panel.
  • Page 64 6 F 2 T 0 1 7 2 screen as “Virtual LEDs.” For setting, see Section 4.2.6.10. For operation, see Section 4.2.1. The TRIP LED and an operated LED if latching operation is selected, must be reset by the user, either by pressing the RESET key, by energising a binary input which has been programmed for ‘Remote Reset’...

  • Page 65: Input And Output Signals

    Logic level inversion and detection threshold voltage change The binary input circuit of the GRE110 is provided with a logic level inversion function, a pick-up and drop-off delay timer function and a detection threshold voltage change as shown in Figure 3.2.1.
  • Page 66 6 F 2 T 0 1 7 2 BI2, and to 110V or 220V for BI3-BI6. In the case of a 24 / 48Vdc model, the input detection nominal voltage can be set to 12V, 24V or 48V for BI1 and BI2, and to 24V or 48V for BI3-BI6. In the case of a 48 / 110Vdc model, the input detection nominal voltage can be set to 24V, 48V or 110V for BI1 and BI2, and to 48V or 110V for BI3-BI6.
  • Page 67 6 F 2 T 0 1 7 2 GRE110 (−) BI1PUD BI1DOD [BI1SNS] BI1 command "Norm" "Inv" BI2PUD BI2DOD [BI2SNS] BI2 command "Norm" [BITHR1] "Inv" "220V" "110V" "48V" BI6PUD BI6DOD [BI6SNS] BI6 command "Norm" [BITHR2] "Inv" "220V" "110V" 3.2.1 Logic Level Inversion...
  • Page 68 6 F 2 T 0 1 7 2 Table 3.2.2 Function of Binary Input Signals Functions Signal Names (*1) Driving Contact Condition OC1 protection block OC1 BLOCK / OC1BLK Closed to block OC2 protection block OC2 BLOCK / OC2BLK Closed to block OC3 protection block OC3 BLOCK / OC3BLK Closed to block...
  • Page 69 6 F 2 T 0 1 7 2 Element Contents Range Step Default BI1SGS – BI6SGS Setting group selection OFF / 1 / 2 Four alarm messages can be set. The user can define a text message within 22 characters for each alarm.

  • Page 70: Automatic Supervision

    See Appendix C 3.2.4 PLC (Programmable Logic Controller) Function GRE110 is provided with a PLC function which enables user-configurable sequence logic based upon binary signals. The sequence logic with timers, flip-flops, AND, OR, XOR, NOT logic, etc. can be produced by using the PC software “PLC tool” and linked to signals corresponding to relay elements or binary circuits.
  • Page 71 6 F 2 T 0 1 7 2 3.3.2 Relay Monitoring The relay is supervised by the following functions. AC input imbalance monitoring The AC current input is monitored to check that the following equation is satisfied and the health of the AC input circuit is verified.
  • Page 72 The monitoring is enabled by setting the scheme switch [TCSPEN] to "ON" or "OPT-ON" and the one BI selected "TCFAIL". When "OPT-ON" is selected, the monitoring is enabled only while CB is closed. Circuit Breaker GRE110 CB Trip Coil Trip Output -ve Trip...
  • Page 73 TCS by 2BIs should be applied BI1 and BI2 for BI inputs. The TCS by 2BIs set the BI threshold voltage ([BITHR1]) as about the half of trip supply voltage. If the trip supply voltage is 110V (or 24V) , [BITHR1] sets "48" (or "12"). Circuit Breaker GRE110 CB Aux. CB Trip Coil Trip Output...
  • Page 74 The CB condition monitoring functions are triggered each time a trip is issued, and they can also be triggered by an external device via binary input EXT TRIP3PH (EXT3PH) or EXT TRIP∗PH (EXT∗PH) as shown in Figure 3.3.4. (Refer to Section 4.2.6.8.) Binary input setting External trip (−) GRE110 three-phase [EXT3PH] BIa command EXT3PH "ON"...
  • Page 75 6 F 2 T 0 1 7 2 The LCD messages are shown on the "Auto-supervision" screen, which is displayed automatically when a failure is detected or displayed by pressing ▼ key. The event record messages are shown on the "Event record" screen by opening the "Record" sub-menu. The alarms are retained until the failure is recovered.

  • Page 76: Recording Function

    These records are displayed on the LCD of the relay front panel or on the local or remote PC. 3.4.1 Fault Recording Fault recording is started by a tripping command of the GRE110 and the following items are recorded for one fault:...
  • Page 77 6 F 2 T 0 1 7 2 Faulted phase This is the phase to which a operating command is output. Power system quantities The following power system quantities in pre-faults and post-faults are recorded. Magnitude of phase current (I a , I b , I c ) Magnitude of zero sequence current (I e , I se ) Magnitude of zero phase voltage (V e ) Magnitude of positive and negative sequence currents (I...
  • Page 78 6 F 2 T 0 1 7 2 shows 100 records. All event records (200 records) can be displayed on a PC. For how to obtain all event records on the PC , see the PC software instruction manual. 3.4.3 Disturbance Recording Disturbance recording is started when the overcurrent starter element operates or a tripping command is initiated.

  • Page 79: Metering Function

    6 F 2 T 0 1 7 2 3.5 Metering Function The GRE110 performs continuous measurement of the analogue input quantities. The measurement data shown below is renewed every second and displayed on the LCD of the relay front panel or on the local or remote PC.

  • Page 80: User Interface

    (a) Model 400, 401, 420, 421,820, 821 (b) Model 402, 422 Figure 4.1.1 Front Panel of GRE110 (without cover) The LCD screen, provided with an 8-line, 16-character display and back-light, provides the user with information such as records, statuses and settings. The LCD screen is normally unlit, but pressing ▼...
  • Page 81 6 F 2 T 0 1 7 2 Label Color Remarks IN SERVICE Green Lit when the relay is in service and flashing when the relay is in “Test” menu. TRIP Lit when a trip command is issued. ALARM Yellow Lit when an alarm command is issued or a relay alarm is detected.
  • Page 82 6 F 2 T 0 1 7 2 ② ｜ : Used for CB close operation. When CB is in the closed position, the ｜ key does not function ③ L/R : Used for CB control hierarchy (local / remote) change. CAUTION The CB close control key ｜...

  • Page 83: Operation Of The User Interface

    4.2.1 LCD and LED Displays Displays during normal operation When the GRE110 is operating normally, the green "IN SERVICE" LED is lit and the LCD is off. Press the ▼ key when the LCD is off to display the digest screens which are "Indication", "Metering", "Latest fault", "Auto-supervision"...
  • Page 84 6 F 2 T 0 1 7 2 To clear latched LEDs of Latest fault indications, press RESET key for 3 seconds or more. For any display, the back-light is automatically turned off after five minutes. Indication This screen shows the status of elements assigned as a virtual LED. N D 1 0 0 0 0 0 0 0 0 ]...
  • Page 85 To clear the Alarm Display, press RESET key. The clearing is available after displaying up to ALM4. 4.2.2 Relay Menu Figure 4.2.1 shows the menu hierarchy in the GRE110. The menu has five sub-menus, "Record", "Status", "Set. (view)", "Set. (change)", and "Test". For details of the menu hierarchy, see Appendix E.
  • Page 86 6 F 2 T 0 1 7 2 MENU Record Fault Event Disturbance Counter Status Metering Binary I/O Relay element Time sync. Clock adjust. LCD contrast Set. (view) Version Description Comms Record Status Protection Binary I/P Binary O/P Control Frequency Set.
  • Page 87 6 F 2 T 0 1 7 2 Record In the "Record" menu, the fault records event records, disturbance records and counts such as trip count and ΣIy count can be displayed or erased. Status The "Status" menu displays the power system quantities, binary input and output status, relay measuring element status, signal source for time synchronisation (BI or Modbus), adjusts a clock and LCD contrast.
  • Page 88 6 F 2 T 0 1 7 2 To move the cursor downward or upward for setting or for viewing other lines not displayed on the window, use the ▼ and ▲ keys. h e m e > T r S E F N P S To return to the higher screen or move from the right side screen to the left side screen in Appendix...
  • Page 89 6 F 2 T 0 1 7 2 F a u l ＞ V i e a r • Select "View record" to display the dates and times of fault records stored in the relay from the top in new-to-old sequence. F a u l ＞...
  • Page 90 6 F 2 T 0 1 7 2 * k A * k A Not available for model 400 series. * k A * k A T H M 0 1 / J a n / 2 0 1 1 1 8 : 1 3 : 5 8 .
  • Page 91 6 F 2 T 0 1 7 2 • Select "View record" to display the events with date from the top in new-to-old sequence. 2 4 / A ｕ g 2 0 0 9 1 0 0 O C 1 ･...
  • Page 92 6 F 2 T 0 1 7 2 • Open the "Record" sub-menu. • Select "Event" to display the "Event" screen. • Select "Clear" to display the following confirmation screen. E N D = Y C A N C E L = N •...
  • Page 93 6 F 2 T 0 1 7 2 • Select "Clear" to display the following confirmation screen. E N D = Y C A N C E L = • Press the END (= Y) key to clear all the disturbance records stored in back-up RAM. 4.2.3.4 Displaying Counter •...
  • Page 94 6 F 2 T 0 1 7 2 The lines which are not displayed in the window can be displayed by pressing the ▲ and ▼ keys. To clear each count, do the following: • Open the "Record" sub-menu. • Select "Counter" to display the "Counter" screen. •...
  • Page 95 6 F 2 T 0 1 7 2 • Select "Clear Σ I^yC" to display the following confirmation screen. Σ I ＾ ｙ C ? E N D = Y C A N C E L = N • Press the END (= Y) key to clear the count stored in back-up RAM. 4.2.4 Displaying the Status From the sub-menu of "Status", the following status condition can be displayed on the LCD: Metering data of the protected line, apparatus, etc.
  • Page 96 6 F 2 T 0 1 7 2 Not available for model 820 and 821. T H M Display at model 820 and 821 a m a x b m a x m a x m a x m a x Not available for model 400 series.
  • Page 97 6 F 2 T 0 1 7 2 4.2.4.2 Displaying the Status of Binary Inputs and Outputs To display the binary input and output status, do the following: • Select "Status" on the top "MAIN MENU" screen to display the "Status" screen. •...
  • Page 98 4.2.4.4 Displaying the Status of the Time Synchronisation Source The internal clock of the GRE110 can be synchronised with external clocks such as the binary input signal clock, Modbus or IEC60870-5-103 or SNTP(IEC61850). To display on the LCD whether these clocks are active (=Act.) or inactive (=Inact.) and which clock the relay is synchronised with, do the following: •...
  • Page 99 6 F 2 T 0 1 7 2 The asterisk on the far left shows that the internal clock is synchronised with the marked source clock. If the marked source clock is inactive, the internal clock runs locally. Note: If the Binary input signal has not been detected for one hour or more after the last detection, the status becomes "inactive".
  • Page 100 6 F 2 T 0 1 7 2 L C D ■ ■ ■ ■ • Press the key to adjust the contrast. The characters on the screen become thin by pressing the key and deep by pressing the key.+ 4.2.4.7 Direction The direction display is available at model 820 and 821.
  • Page 101 • Select "Relay type" to display the relay type form and model number. (ex.;GRE110-400A-10-10) G R E 1 1 0 - 4 0 0 A - • Select "Software" to display the relay software type form and version and PLC data.
  • Page 102 6 F 2 T 0 1 7 2 4.2.6 Changing the Settings The "Set. (change)" sub-menu is used to make or change settings for the following items: Password Description Relay address and IP address Baud rate in IEC60870-103 or Modbus IEC 61850 setting Recording setting Status setting...
  • Page 103 6 F 2 T 0 1 7 2 h a n g e > P a s w o r m m s n a r n a r L E D e q u e n c • Move the cursor to a setting item. •...
  • Page 104 6 F 2 T 0 1 7 2 To correct the entered character, do either of the following: • Discard the character by selecting "←" and pressing the ENTER key and enter the new character. • Discard the whole entry by pressing the CANCEL key and restart the entry from the first. To enter numerical values When the screen shown below is displayed, perform setting as follows: The number to the left of the cursor shows the current setting or default setting set at shipment.
  • Page 105 6 F 2 T 0 1 7 2 C h a n g e n g s E N T E R = Y C A N C E L = N • When the screen is displayed, press the ENTER key to start operation using the new settings, or press the CANCEL key to correct or cancel entries.
  • Page 106 If you forget the password Press CANCEL and RESET keys together for one second on the top "MAIN MENU" screen. The screen goes off, and the password protection of the GRE110 is canceled. Set the password again. 4.2.6.3 Plant Name To enter the plant name and other data, do the following.
  • Page 107 6 F 2 T 0 1 7 2 4.2.6.4 Communication If the relay is linked with Modbus or optional communication, the relay address must be set. Do this as follows: • Select "Set. (change)" on the "MAIN MENU" screen to display the "Set. (change)" screen. •...
  • Page 108 6 F 2 T 0 1 7 2 E C B 1 E C B 2 E C B 3 E C B 4 E C G T E C A T E C B T E C C T This setting is displayed if “RS485P”...
  • Page 109 6 F 2 T 0 1 7 2 E C 2 I E C 2 I This setting is displayed if submodel of communication type is 2 and “RS485P” in E C 2 I comms switch settimg is ”IEC103”. E C 2 I E C 2 I This setting is displayed if submodel of S M O D E...
  • Page 110 6 F 2 T 0 1 7 2 S w i R S 4 8 5 B R > R S 4 8 5 B R 1 9 . This setting is displayed if “RS485P” in E C B L K comms switch settimg is ”IEC103”.
  • Page 111 6 F 2 T 0 1 7 2 E C 2 G I N o / Y e s E C 2 G I This setting is displayed if submodel of communication type is 2 and “RS485P” in N o / Y e s comms switch settimg is ”IEC103”.
  • Page 112 6 F 2 T 0 1 7 2 4.2.6.5 Setting the Recording To set the recording function as described in Section 4.2.3, do the following: • Select "Set. (change)" on the "MAIN MENU" screen to display the "Set. (change)" screen. •...
  • Page 113 6 F 2 T 0 1 7 2 • Select "Time/starter" to display the "Time/starter" screen. m e / m e 1 > T i 0 0 A 6 0 A S E F 2 0 0 A Not available for model 400 series. N P S 4 0 A Not available for model 820 series...
  • Page 114 6 F 2 T 0 1 7 2 G 3 2 • Enter the signal number to record binary signals in Appendix B. Setting the counter • Select "Counter" to display the "Counter" screen. u n t > S c To set each counter to use or not to use, do the following: •...
  • Page 115 6 F 2 T 0 1 7 2 4.2.6.6 Status To set the status display described in Section 4.2.4, do the following: Select "Status" on the "Set. (change)" sub-menu to display the "Status" screen. > M e y n c This setting is displayed if submodel of communication type is A-D.
  • Page 116 + 0 m i 4.2.6.7 Protection The GRE110 can have 2 setting groups for protection in order to accommodate changes in the operation of the power system, one setting group is assigned active. To set the protection, do the following: •...
  • Page 117 6 F 2 T 0 1 7 2 Changing the settings Almost all the setting items have default values that are set when the product is shipped. For the default values, see Appendix D and H. To change the settings, do the following: •...
  • Page 118 6 F 2 T 0 1 7 2 • Select "CT ratio" to display the "CT ratio" screen. O C C T > O C C T ４ 0 0 E F C T 2 0 0 Not available for model 420 series. S E F C T 4 0 0 Not available for model 400 series.
  • Page 119 6 F 2 T 0 1 7 2 M E F 2 Not available for model 820 series. E C / E E E / U S / M S E 1 Not available for model 400 series. E C / E E E / U S / M S E 2...
  • Page 120 6 F 2 T 0 1 7 2 M O C 2 E E E This setting is displayed if [MOC2] is 2(=IEEE). M O C 2 This setting is displayed if [MOC2] is 3(=US). C O 2 / C O 8 O C 2 R This setting is displayed if [MOC2] is 2(=IEEE), 3(=US) or 4(=C).
  • Page 121 6 F 2 T 0 1 7 2 <OC1-2F, OC2-2F, OC3-2F, OC4-2F> • Enter 1(=Block) to block the OC1, OC2, OC3 and OC4 against the inrush current, and press the ENTER key. • After setting, press the END key to display the following confirmation screen. C h a n g e n g s E N D = Y...
  • Page 122 6 F 2 T 0 1 7 2 E F 3 - N A / E F 4 E N E F 4 - N A / <EF1EN>, <EF2EN> • Enter 1(=On) to enable the EF1 or EF2 and press the ENTER key. If disabling the EF1 or EF2, enter 0(=Off) and press the ENTER key.
  • Page 123 6 F 2 T 0 1 7 2 Setting the SEF protection • Select "SEF prot." to display the "SEF prot." screen. (Not available for Model 400 series) S E F S E 1 E N > S E 1 E N S E 1 - Display at model 820 series.
  • Page 124 6 F 2 T 0 1 7 2 S E 4 - Display at model 820 series. F W D / R E V / N O N S E 4 - N A / Z P E N Display at model 820 series. <SE1EN>, <SE2EN>...
  • Page 125 6 F 2 T 0 1 7 2 <ZPEN> The setting is for model 820 series,to set the zero phase sequence power block enable of SEF, do the following. • Enter 1(=On) to enable "Trip block" by the residual power block function and press the ENTER key.
  • Page 126 6 F 2 T 0 1 7 2 <THMEN> • Enter 1(=On) to enable the Thermal OL and press the ENTER key. If disabling the Thermal OL, enter 0(=Off) and press the ENTER key. <THMAEN> • Enter 1(=On) to enable the Thermal Alarm and press the ENTER key. If disabling the Thermal Alarm, enter 0(=Off) and press the ENTER key.
  • Page 127 6 F 2 T 0 1 7 2 Setting the protection elements • Select "Prot. element" on the "Trip" screen to display the "Prot. element" screen. m e n t > P F S E F Not available for model 400 series. Setting the PF protection •...
  • Page 128 6 F 2 T 0 1 7 2 U C 1 0 0 A T U C 1 0 0 s U C 2 0 0 A T U C 2 0 0 s • Enter the numerical value and press the ENTER key. •...
  • Page 129 6 F 2 T 0 1 7 2 E F 2 - IDMT curve setting of EF2 E F 2 - IDMT curve setting of EF2 α E F 2 - 0 0 0 IDMT curve setting of EF2 E F 2 - IDMT curve setting of EF2 E F 2 - IDMT curve setting of EF2...
  • Page 130 6 F 2 T 0 1 7 2 S E 1 - IDMT curve setting of SE1 β S E 2 - IDMT curve setting of SE2 S E 2 - IDMT curve setting of SE2 α S E 2 - 0 0 0 IDMT curve setting of SE2 S E 2 -...
  • Page 131 6 F 2 T 0 1 7 2 • Enter the numerical value and press the ENTER key. • After setting, press the END key to display the following confirmation screen. C h a n g e n g s E N D = Y C A N C E L = N •...
  • Page 132 6 F 2 T 0 1 7 2 <ARC-NUM> • Enter 0 or 1 or 2 or 3 or 4 to set the number of shots. Enter 0 (= S1) to perform single-shot autoreclosing. Enter 1 (= S2) to perform two-shot autoreclosing. Enter 2 (= S3) to perform three-shot autoreclosing.
  • Page 133 6 F 2 T 0 1 7 2 N A / O n / O C 3 - T P 1 O F F / O C 3 - T P 2 O F F / O C 3 - T P 3 O F F / O C 3 -...
  • Page 134 6 F 2 T 0 1 7 2 E X T - > E X T - N A / O n / • Enter 1(=On: INIT) or 2(=Block) to initiate or to block autoreclose from an external trip. To neither initiate nor block it, enter 0(=NA).
  • Page 135 T e x t Setting Binary Input Status GRE110 can selected binary input detecting threshold voltage. The thresh hold voltage supports control voltage of 24V, 48V, 110V and 220V. The BI1 and BI2 can change three threshold voltage - 48 / 110 / 220V ( or 12 / 24 / 48V) The BI3 to BI6 can change two threshold voltage –...
  • Page 136 6 F 2 T 0 1 7 2 T H R 1 > B I T H R 1 4 8 / 1 1 0 / 2 2 0 T H R 2 1 1 0 / 2 2 0 <BITHR1>...
  • Page 137 6 F 2 T 0 1 7 2 Setting timers • Select "Timers" on the "BI" screen to display the "Timers" screen. 1 P U D > B I 1 P U D 0 0 s Pick-up delay setting Drop-off delay setting 1 D O D 0 0 s •...
  • Page 138 6 F 2 T 0 1 7 2 S E 4 B L K Not available for model 400 series. U C B L K T H M B L K N P S B L K Not available for model 820 series. B C D B L K Not available for model 820 series.
  • Page 139 4.2.6.9 Binary Output All the binary outputs of the GRE110 except the relay failure signal are user-configurable. It is possible to assign one signal or up to four ANDing or ORing signals to one output relay. Available signals are listed in Appendix B.
  • Page 140 6 F 2 T 0 1 7 2 Selection of output relay • Select "Binary O/P" on the "Set. (change)" screen to display the "Binary O/P" screen. n a r > B O 1 B O 2 B O 3 B O 4 B O 5 Available for model 402 and 422.
  • Page 141 4.2.6.10 LEDs Three LEDs of the GRE110 are user-configurable. A configurable LED can be programmed to indicate the OR combination of a maximum of 4 elements, the individual statuses of which can be viewed on the LED screen as “Virtual LEDs.” The signals listed in Appendix B can be assigned to each LED as follows.
  • Page 142 6 F 2 T 0 1 7 2 L E D > L E D 1 L E D 2 L E D 3 L E D 4 L E D 5 L E D 6 C L O S E D Note: The setting is required for all the LEDs.
  • Page 143 6 F 2 T 0 1 7 2 Assigning signals • Select "Functions" on the "LED∗" screen to display the "Functions" screen. F u n c o n s ♯ 1 > I ♯ 1 － － － ♯ 2 －...
  • Page 144 6 F 2 T 0 1 7 2 N D 1 > R e F u n c Setting the reset timing • Select "Reset" to display the "Reset" screen. > R e n s t L a t • Enter 0(=Instantaneous) or 1(=Latched) to select the reset timing and press the ENTER key. •...
  • Page 145 6 F 2 T 0 1 7 2 4.2.6.11 Control The GRE110 can control the Circuit Breaker(CB) open / close by the front panel keys. The interlock function can be blocked the Circuit Breaker(CB) close command by the interlock signals from binary input signal or communication command.
  • Page 146 6 F 2 T 0 1 7 2 4.2.7 Control The sub-menu "Control" enables the CB control function by the front panel keys - ○ , ｜ and L/R . Note: When the Control function is disabled, both the "Local" LED and the "Remote" LED are not lit, and the sub-menu "Control"...
  • Page 147 If you forget the password Press CANCEL and RESET keys together for one second on the "MAIN MENU" screen. The password protection of the GRE110 is canceled. Set the password again.  146 ...
  • Page 148 6 F 2 T 0 1 7 2 4.2.8 Testing The sub-menu "Test" provides such functions as disabling the automatic monitoring function and forced operation of binary outputs. Note: When operating the "Test" menu, the "IN SERVICE" LED is flashing. But if an alarm occurs during the test, the flashing stops.
  • Page 149 6 F 2 T 0 1 7 2 4.2.8.2 Binary Output Relay It is possible to forcibly operate all binary output relays for checking connections with the external devices. Forced operation can be performed on one or more binary outputs at a time. •...
  • Page 150 If you forget the password Press CANCEL and RESET keys together for one second on the "MAIN MENU" screen. The screen goes off, and the password protection of the GRE110 is canceled. Set the password again.  149 ...

  • Page 151: Personal Computer Interface

    For the settings, see the Section 4.2.6. 4.6 IEC 61850 Communication GRE110 can also support data communication according to the IEC 61850 standard with the provision of an optional communication board. Station bus communication as specified in IEC 61850-8-1 facilitates integration of the relays within a substation control and automation system...

  • Page 152: Clock Function

    6 F 2 T 0 1 7 2 via Ethernet LAN. Figure 4.6.1 shows an example of a substation automation system using Ethernet-based IEC 61850 communication. or TX Figure 4.6.1 IEC 61850 Communication Network 4.7 Clock Function The clock function (Calendar clock) is used for time-tagging for the following purposes: •...

  • Page 153: Special Mode

    RSM clock. If the RSM clock is synchronised with the external time standard, then all the relay clocks are synchronised with the external time standard. 4.8 Special Mode The GRE110 shifts to the following special mode by specific key operation. • LCD contrast adjustment mode • Light check mode...

  • Page 154: Installation

    6 F 2 T 0 1 7 2 5. Installation 5.1 Receipt of Relays When relays are received, carry out the acceptance inspection immediately. In particular, check for damage during transportation, and if any is found, contact the vendor. Always store the relays in a clean, dry environment. 5.2 Relay Mounting The relay case is designed for flush mounting using two mounting attachment kits.
  • Page 155 6 F 2 T 0 1 7 2 +0.2 -0.2 (a) model 400A, 401A, 420A, 421A, 820A and 821A +0.2 -0.2 (b) model 402A and 422A Fig. 5.2.1 Flush mounting the case into a panel cut-out  154 ...
  • Page 156 Fig. 5.2.2 Side view of GRE110 with the mounting attachment kit positions (a) model 400A, 401A, 420A, 421, 820 and 821A (b) model 402A and 422A Fig. 5.2.3 Rear view of GRE110 with tighten the screw of the mounting attachment kits 5.2.2 Dimensions 5.2.2.1 Power Supply The power supply for the relay can be either DC (range 24-48Vdc, 48-110Vdc, 110-250Vdc) or AC (110-220Vac-50/60Hz).
  • Page 157 6 F 2 T 0 1 7 2 5.2.2.2 Analogue inputs GRE110-400A, 401A, 402A, 420A, 421A and 422A have 4 analogue inputs for phase and earth current. GRE110-820A and 821A have 4 analogue inputs for phase and earth cuurent and earth voltage.

  • Page 158: Electrostatic Discharge

    External connections for each relay model are shown in Appendix G. 5.6 Optinal case model S1-GRE110, S3-GRE110 GRE110 has optional case models S1-GRE110 and S3-GRE110. These models have steel case and S3-GRE110 can realize 2 out of 3 relay logic. Details are shown in 6F2T0191 and 6F2T0195  157 ...

  • Page 159: Commissioning And Maintenance

    Commissioning and Maintenance 6.1 Outline of Commissioning Tests GRE110 is fully numerical and the hardware is continuously monitored. Commissioning tests can be kept to a minimum and need only include hardware tests and conjunctive tests. The function tests are at the user’s discretion.

  • Page 160: Preparations

    6 F 2 T 0 1 7 2 6.2.2 Cautions on Tests CAUTION • While the power is on, do not remove/connect the terminal block of the relay unit. • Before turning on the power, check the following: - Make sure the polarity and voltage of the power supply are correct. - Make sure the CT circuit is not open.

  • Page 161: Hardware Tests

    • Press ENTER key when the LCD is off and check that the LCD displays the "MAIN MENU" screen. Press any keys and check all keys operated. 6.4.2 Binary Input Circuit The testing circuit is shown in Figure 6.4.1. GRE110 TB 2 - 19 - 20...
  • Page 162 6 F 2 T 0 1 7 2 • Display the "Binary I/O" screen from the "Status" sub-menu. n a r 0 0 0 0 0 0 0 0 O P 2 [ 0 0 0 0 • Apply the rated supply voltage to terminal 13-14, 15-16, 17,18,19,20-21 of terminal block TB2.

  • Page 163: Function Test

    This test can be performed by applying the checking currents to the AC input circuits and verifying that the values applied coincide with the values displayed on the LCD screen. The testing circuit is shown in Figure 6.4.2. A single-phase current source is required. GRE110 TB 1 -1 Single-phase...
  • Page 164 6 F 2 T 0 1 7 2 CAUTION After testing, must reset settings for testing to the original settings. In case of a three-phase element, it is sufficient to test for a representative phase. The A-phase element is selected hereafter. Assigning signal to LED •...
  • Page 165 6 F 2 T 0 1 7 2 • Enter 0 (= OR) and press the ENTER key. • Enter 0 (= Instantaneous) and press the ENTER key. • Press the END key to return to the "LED∗" screen. • Select "Functions" on the "LED∗" screen to display the "Functions" screen. F u n c o n s ♯...
  • Page 166 6 F 2 T 0 1 7 2 • Select "Logic/Reset" to display the "Logic/Reset" screen. R e s > L o O R / A N D n s / D w / L a t • Enter 0 (= OR) and press the ENTER key. •...
  • Page 167 6 F 2 T 0 1 7 2 Operating current check Figure 6.5.1 shows a testing circuit. The operating current value is checked by increasing or decreasing the magnitude of the current applied. GRE110 TB 1 ∗ Single-phase current source ∗...
  • Page 168 6 F 2 T 0 1 7 2 Operating time check for IDMT curve The testing circuit is shown in Figure 6.5.2. GRE110 ∗ Single-phase current ∗ source ∗∗ TB2- ∗ ∗∗ TB1 -13 power − supply Start Time counter Stop (∗), (∗∗) :...
  • Page 169 Earth fault element EF1 to EF4 and SEF1 to SEF4 The earth fault element is checked on the operating current value and operating time for IDMT curve. Operating current check The testing circuit is shown in Figure 6.5.3. GRE110 TB 1 Single-phase current −...
  • Page 170 6 F 2 T 0 1 7 2 Operating time check for IDMT curve The testing circuit is shown in Figure 6.5.4. GRE110 Single-phase current source ∗ TB2- BO ∗ ∗ TB1 -13 Power supply − Start Time counter Stop (∗) :...
  • Page 171 • Calculate the theoretical operating time using the characteristic equations shown in Section 2.5. Check that the measured operating time is within 5%. 6.5.1.4 Negative sequence overcurrent element NPS1 and NPS2 The testing circuit is shown in Figure 6.5.5. GRE110 Three-phase Current source power supply −...
  • Page 172 • Apply the three-phase balance current and the operating current value is checked by increasing the magnitude of the current applied. Check that the measured value is within 5% of the setting value. 6.5.1.5 Broken conductor detection element BCD The testing circuit is shown in Figure 6.5.6. GRE110 Three-phase current source power supply −...

  • Page 173: Conjunctive Tests

    6 F 2 T 0 1 7 2 6.5.2 Protection Scheme In the protection scheme tests, a dynamic test set is required to simulate power system pre-fault, fault and post-fault conditions. Tripping is observed with the tripping command output relays. Circuit Breaker failure tripping •...
  • Page 174 6 F 2 T 0 1 7 2 m a x * k A m a x * k A m a x * k A m a x * k A 1 m a x Note: The magnitude of current can be set in values on the primary side or on the secondary side by the setting.

  • Page 175: Maintenance

    6 F 2 T 0 1 7 2 • Stop pressing the ENTER key to reset the operation. • Repeat the above for BO1, BO3 and BO4. 6.7 Maintenance 6.7.1 Regular Testing The relay is almost completely self-supervised. The circuits that can not be supervised are binary input and output circuits and human interfaces.
  • Page 176 6 F 2 T 0 1 7 2 Table 6.7.2 LCD Message and Alarm Location Message Failure location Relay Unit AC cable CB or Cable ALM: CT ×(AC input circuit)(1) × ALM: TC ×(Trip circuit)(1) × ALM: CB ×(Circuit breaker)(1) ×...
  • Page 177 6 F 2 T 0 1 7 2 CAUTION To avoid risk of damage: • When the attachment kits are removed, be careful for the relay not to fall from panel. • The cover of front panel is closed while operating it. 6.7.4 Resumption of Service After replacing the failed relay, take the following procedures to restore the relay to the service.

  • Page 178: Putting Relay Into Service

    6 F 2 T 0 1 7 2 7. Putting Relay into Service The following procedure must be adhered to when putting the relay into service after finishing the commissioning tests or maintenance tests. • Check that all the external connections are correct. •...

  • Page 179: Appendix A

    6 F 2 T 0 1 7 2 Appendix A Programmable Reset Characteristics and Implementation of Thermal Model to IEC60255-149  178 ...
  • Page 180 6 F 2 T 0 1 7 2 Programmable Reset Characteristics The overcurrent stages for phase and earth faults, OC1 and EF1, each have a programmable reset feature. Resetting may be instantaneous, definite time delayed, or, in the case of IEEE/US curves, inverse time delayed.
  • Page 181 6 F 2 T 0 1 7 2 Implementation of Thermal Model to IEC60255-149 Heating by overload current and cooling by dissipation of an electrical system follow exponential time constants. The thermal characteristics of the electrical system can be shown by equation (1). ...
  • Page 182 6 F 2 T 0 1 7 2 In fact, the cold curve is simply a special case of the hot curve where prior load current I = 0, catering for the situation where a cold system is switched on to an immediate overload. Figure A-3 shows a typical thermal profile for a system which initially carries normal load current, and is then subjected to an overload condition until a trip results, before finally cooling to ambient temperature.

  • Page 183: Appendix B

    6 F 2 T 0 1 7 2 Appendix B Signal List  184 ...
  • Page 184 6 F 2 T 0 1 7 2 SIGNAL Name Contents Not in use BI1 COMMAND Binary Input signal of BI1 BI2 COMMAND Binary Input signal of BI2 BI3 COMMAND Binary Input signal of BI3 BI4 COMMAND Binary Input signal of BI4 BI5 COMMAND Binary Input signal of BI5 BI6 COMMAND...
  • Page 185 6 F 2 T 0 1 7 2 SIGNAL Name Contents ALARM4 BI command of Alarm4 ARC BLOCK ARC scheme block command ARC NO ACT ARC not applied command ARC MAN CLS ARC Manual close command OC1-A_PICKUP OC1-A pick-up OC1-B_PICKUP OC1-B pick-up OC1-C_PICKUP OC1-C pick-up...
  • Page 186 6 F 2 T 0 1 7 2 SIGNAL Name Contents OC1-C HS OC1-C relay element start (High Speed) EF1 HS EF1 relay element start (High Speed) EF2 HS EF2 relay element start (High Speed) OC1-A_INST OC1-A relay element start OC1-B_INST OC1-B relay element start OC1-C_INST...
  • Page 187 6 F 2 T 0 1 7 2 SIGNAL Name Contents THM TRIP Thermal trip command NPS1 TRIP NPS1 trip command NPS2 TRIP NPS2 alarm command BCD TRIP BCD trip command CBF RETRIP CBF retrip command CBF TRIP CBF back trip command GEN.TRIP General Trip command GEN.TRIP-A...
  • Page 188 6 F 2 T 0 1 7 2 SIGNAL Name Contents LCD IND. LCD indication (Virtual LED) command LCD IND1. LCD indication1 (Virtual LED) command LCD IND2. LCD indication2 (Virtual LED) command SEF1 PICKUP SEF1 pick-up SEF2 PICKUP SEF2 pick-up TESTING Testing LED lit output CBF OP-A...
  • Page 189 6 F 2 T 0 1 7 2 SIGNAL Name Contents IEC61850_RUN IEC61850 run GOOSE_IN_Q1 Goose quality#1 GOOSE_IN_Q2 Goose quality#2 GOOSE_IN_Q3 Goose quality#3 GOOSE_IN_Q4 Goose quality#4 GOOSE_IN_Q5 Goose quality#5 GOOSE_IN_Q6 Goose quality#6 GOOSE_IN_Q7 Goose quality#7 GOOSE_IN_Q8 Goose quality#8 GOOSE_IN_Q9 Goose quality#9 GOOSE_IN_Q10 Goose quality#10 GOOSE_IN_Q11...
  • Page 190 6 F 2 T 0 1 7 2 SIGNAL Name Contents CB_CLC_L Local SW command of Circuit Breaker close CB_OPC_BI BI command of Circuit Breaker open CB_CLC_BI BI command of Circuit Breaker close CB_OPC_COMM Communication command of Circuit Breaker open CB_CLC_COMM Communication command of Circuit Breaker close LOCK_BI...

  • Page 191: Appendix C

    6 F 2 T 0 1 7 2 Appendix C Event Record Items  192 ...
  • Page 192 6 F 2 T 0 1 7 2 No. LCD indication Contents GEN.trip Off / On General trip command GEN.trip-A Off / On General trip command (A Phase) GEN.trip-B Off / On General trip command (B Phase) GEN.trip-C Off / On General trip command (C Phase) GEN.trip-EF Off / On...
  • Page 193 6 F 2 T 0 1 7 2 No. LCD indication Contents OC2-A Off / On OC2-A relay element operating OC2-B Off / On OC2-B relay element operating OC2-C Off / On OC2-C relay element operating OC3-A Off / On OC3-A relay element operating OC3-B Off / On...
  • Page 194 6 F 2 T 0 1 7 2 No. LCD indication Contents SEF1 block Off / On BI command of SEF1 protection scheme block SEF2 block Off / On BI command of SEF2 protection scheme block SEF3 block Off / On BI command of SEF3 protection scheme block SEF4 block Off / On...
  • Page 195 6 F 2 T 0 1 7 2 No. LCD indication Contents 134 OC2-A INST Off / On OC2-A relay element start 135 OC2-B INST Off / On OC2-B relay element start 136 OC2-C INST Off / On OC2-C relay element start 137 EF1 INST Off / On EF1 relay element start...

  • Page 196: Appendix D

    6 F 2 T 0 1 7 2 Appendix D Binary Output Default Setting List  197 ...
  • Page 197 Name Signal No. Logic Reset (OR:0, (Inst:0, Del:1 AND:1) DW:2 Latch:3) TB2: GRE110 1 - 2 Off (Link to CB Close SW) -400 3 - 4 GENERAL TRIP Relay trip (General) (Link to CB Open SW) 5 - 6 GENERAL ALARM...
  • Page 198 Model Name Signal No. Logic Reset (OR:0, (Inst:0, Del:1 AND:1) Latch:2) GRE110 1 - 2 Off (Link to CB Close SW) -402 3 - 4 GENERAL TRIP Relay trip (General) (Link to CB Open SW) 5 - 6 GENERAL ALARM...

  • Page 199: Appendix E

    6 F 2 T 0 1 7 2 Appendix E Relay Menu Tree  200 ...
  • Page 200 6 F 2 T 0 1 7 2 MAIN MENU Record Status Set. (view) Set. (change) Control Test /1 Record Fault Event Disturbance Counter /2 Fault /3 Fault /4 Fault #1 View record 16/Jul/2010 Clear #1 16/Jul/2010 18:13:57.031 Refer to Section 4.2.3.1.
  • Page 201 6 F 2 T 0 1 7 2 a-1 b-1 /2 Counter /3 Counter View counter Trips ***** Clear Trips TripsA ***** Clear Trips A TripsB ***** TripsC ***** Clear Trips B Σ I^yA ******E6 Clear Trips C Σ I^yB ******E6 Clear Σ...
  • Page 202 /1 Set. (view) Version Description Comms Record Status Protection Binary I/P Binary O/P LED Control Frequency Refer to Section 4.2.5 /2 Version GRE110-401A-10 Relay type Software ■Software /2 Description GS1EM1-01-* Plant name ■PLC data Description /3 Addr. /2 Comms Addr. Addr. Switch...
  • Page 203 6 F 2 T 0 1 7 2 a-1 b-1 /2 Record /3 Event Event BI1 comm. Disturbance N/O/R/B Counter /3 Disturbace /4 Time/starter Time/Starter Time1 2.0s Scheme sw /4 Scheme sw Binary sig. /4 Binary sig. SIG1 /3 Counter /4 Scheme sw Scheme sw Alarm set...
  • Page 204 6 F 2 T 0 1 7 2 a-1 b-1 c-1 d-1 /4 Trip /5 Scheme sw /6 Application Scheme sw Application Prot.element PF prot. /6 PF prot. EF prot. SEF prot. Misc. prot. /6 EF prot. /4 ARC Scheme sw /6 SEF prot.
  • Page 205 6 F 2 T 0 1 7 2 a-1 b-1 /2 Binary O/P BO1 AND, DL 151, 0, 0, 0 BO8 OR , Lat 141, 1, 2, 3 /2 LED LED /3 LED Virtual LED /2 Control /3 Virtual LED /4 LED1 IND1 BIT1...
  • Page 206 6 F 2 T 0 1 7 2 a-1 b-2 /3 Event /2 Record Event BI1 comm. BI1 comm. Disturbance Counter N/O/R/B /4 Time/starter Refer to Section 4.2.6.5. /3 Disturbance /4 Scheme sw Time/starter Scheme sw Binary sig. /4 Binary sig. /3 Counter /4 Scheme sw Scheme sw...
  • Page 207 6 F 2 T 0 1 7 2 /4 Group1 Parameter Trip ARC /5 Parameter Line name ABCDEFG CT ratio /6 CT ratio OCEFCT /5 Trip /7 Application /6 Scheme sw Scheme sw Application Prot.element PF prot. /7 PF prot. EF prot.
  • Page 208 6 F 2 T 0 1 7 2 a-1 b-2 c-2 /3 Copy A to B /3 BI Status /2 Binary I/P BITHR1 BI Status BI1 /4 Timers /3 BI1 BI2 Timers BI3 Functions BI4 /4 Functions BI5 /3 BI6 BI6 Timers Functions...
  • Page 209 6 F 2 T 0 1 7 2 /3 Virtual LED /4 IND1 /5 Reset IND1 Reset IND2 Functions /5 Functions /4 IND2 Reset /2 Control Functions /2 Frequency : Password trap Control Password [_ ] 1234567890← /1 Control Control Control Password(Ctrl) Input...

  • Page 210: Appendix F

    6 F 2 T 0 1 7 2 Appendix F Case Outline  211 ...
  • Page 211 6 F 2 T 0 1 7 2 Case Outline for model 400,401,420, 421, 820 and 821  212 ...

  • Page 212: Case Outline

    6 F 2 T 0 1 7 2 Case Outline for model 402 and 422  213 ...

  • Page 213: Appendix G

    6 F 2 T 0 1 7 2 Appendix G Typical External Connection  214 ...
  • Page 214 RS485 N.C. RJ45 *BO3 and BO4 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) Typical External Connection of GRE110 - 400A  215 ...

  • Page 215: Typical External Connection

    RS485 N.C. RJ45 *BO3 and BO4 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) Typical External Connection of GRE110 – 401A  216 ...
  • Page 216 RS485 N.C. RJ45 *BO3 and BO4 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) Typical External Connection of GRE110 – 420A  217 ...
  • Page 217 RS485 N.C. RJ45 *BO3 and BO4 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) Typical External Connection of GRE110 – 421A  218 ...
  • Page 218 *BO3, 4, 7 and 8 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) *** Available at one of the communication function is selected. Typical External Connection of GRE110 – 402A  219 ...
  • Page 219 *BO3, 4, 7 and 8 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) *** Available at one of the communication function is selected. Typical External Connection of GRE110 – 422A  220 ...
  • Page 220 *BO3-4 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 7-8) *** Available at one of the communication function is selected. Typical External Connection of GRE110 – 821A  221 ...
  • Page 221 *BO3-4 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) *** Available at one of the communication function is selected. Typical External Connection of GRE110 – 401A 2CT application  222 ...
  • Page 222 *BO3-4 are NOT applicable for direct CB coil connection. **Analogue current input ports are shorted when the terminal block is removed. (1-2, 3-4, 5-6, 7-8) *** Available at one of the communication function is selected. Typical External Connection of GRE110 – 420A 2CT application  223 ...

  • Page 223: Appendix H

    6 F 2 T 0 1 7 2 Appendix H Relay Setting Sheet 1. Relay Identification 2. Line parameter 3. Contacts setting 4. Relay setting sheet  224 ...
  • Page 224 6 F 2 T 0 1 7 2 1. Relay Identification Date: Relay type Serial Number Frequency AC current Supply voltage Active setting group Password Setting Control Test 2. Line parameter CT ratio SEF: 3. Contacts setting (For model type 402 or 422, the terminal block number is TB3 ) BO1 Terminal 1-2 BO2 Terminal 3-4 BO3 Terminal 5-6...

  • Page 225: Relay Setting Sheet

    6 F 2 T 0 1 7 2 4. Relay setting sheet Menu Name Range Contents Default Password for None Password(Set) 0000 – 9999 Setting change (0000) Password for None Password Password(Ctlr) 0000 – 9999 Control (0000) None Password(Test) 0000 – 9999 Password for Test (0000) －...
  • Page 226 6 F 2 T 0 1 7 2 Menu Name Range Contents Default IECGI1 No / Yes IEC event type setting 1 No(0) IECGI2 No / Yes IEC event type setting 2 No(0) IECGI3 No / Yes IEC event type setting 3 No(0) IECGI4 No / Yes...
  • Page 227 6 F 2 T 0 1 7 2 Menu Name Range Contents Default EF element 0.60 0.10 – 100.00 A for disturbance SEF element --(0.200) 0.025 – 2.500 A for disturbance NPS element 0.40 0.10 – 10.00 A for disturbance Trip Off / On Disturbance trigger...
  • Page 228 6 F 2 T 0 1 7 2 Menu Name Range Contents Default 12 / 24 / 48 or 1(24 or 48 BITHR1 24 / 48 /110 or BI1,BI2 Threshold or 110) 48 / 110 /220 24 / 48 or 0(24 or 48 BITHR2 48 / 110 or...
  • Page 229 6 F 2 T 0 1 7 2 Remote CB RMTCLS Off / On Close Control Interlock input CNTLCK Off / On ARC scheme block ARCBLK Off / On command ARC not applied ARCNAT Off / On command ARC Manual close ARCMCL Off / On command...
  • Page 230 6 F 2 T 0 1 7 2 Menu Name Range Contents Default Logic OR / AND Logic Gate Type Reset Ins / DI / Dw / Lat Reset Operation In #1 0 - 312 Functions In #2 0 - 312 Functions In #3 0 - 312...
  • Page 231 6 F 2 T 0 1 7 2 Menu Name Range Contents Default Active gp. 1 - 2 Active setting group ALARM LED AOLED Off / On lighting control at alarm output Active Control Disable / Enable Control Enable Enable group / Common Interlock...
  • Page 232 6 F 2 T 0 1 7 2 Menu Name Range Contents Default OC2EN Off / On OC2 Enable D / IEC / IEEE / OC2 Delay Type MOC2 US / C (if OC2EN=On) OC2 IEC MOC2C NI / VI / EI / LTI Inverse Curve Type - IEC (if MOC2=IEC)
  • Page 233 6 F 2 T 0 1 7 2 Menu Name Range Contents Default EF2 Reset Characteristic. EF2R DEF / DEP (if MEF1= IEEE,US or C) EF2-2F NA / Block EF2 2f Block Enable EF3EN Off / On EF3 Enable EF3-2F NA / Block EF3 2f Block Enable EF4EN...
  • Page 234 6 F 2 T 0 1 7 2 Menu Name Range Contents Default SEF2 Reset -- (DEF) SE2R DEF / DEP Characteristic. (if MSE2=IEEE,US or C) SE2-2F NA / Block SEF2 2f Block Enable -- (NA) SE3EN Off / On SEF3 Enable -- (Off) SE3-2F...
  • Page 235 6 F 2 T 0 1 7 2 OC3-TP4 Off -/Inst / Set OC3 trip mode of 4th trip OC3-TP5 Off -/Inst / Set OC3 trip mode of 5th trip OC3-TP6 Off -/Inst / Set OC3 trip mode of 6th trip Autoreclosing initiation by OC4-INIT NA / On / Block...
  • Page 236 6 F 2 T 0 1 7 2 SE2-TP2 Off -/Inst / Set SEF2 trip mode of 2nd trip -- (Set) SE2-TP3 Off -/Inst / Set SEF2 trip mode of 3rd trip -- (Set) SE2-TP4 Off -/Inst / Set SEF2 trip mode of 4th trip -- (Set) SE2-TP5 Off -/Inst / Set...
  • Page 237 6 F 2 T 0 1 7 2 Menu Name Range Contents Default 0.10 – 25.00 A OC1 Threshold 1.00A 1.000 Time multiplier TOC1 0.010 – 1.500 (if MOC1≠D) OC1 Definite 1.00s TOC1 0.00 – 300.00 s time setting. (if MOC1=D) OC1 Definite 0.0s TOC1R...
  • Page 238 6 F 2 T 0 1 7 2 Menu Name Range Contents Default 0.05 – 25.00 A EF1 Threshold 0.30A EF1 Time multiplier 1.000 TEF1 0.010 – 1.500 (if MEF1≠D) EF1 Definite time 1.00s TEF1 0.00 – 300.00 s (if MOC1=D) EF1 Definite time 0.0s TEF1R...
  • Page 239 6 F 2 T 0 1 7 2 Menu Name Range Contents Default SE1-k 0.00 – 300.00 -- (0.14) Configurable -- (0.02) 0.00 – 5.00 SE1-α IDMT SE1-C 0.000 – 5.000 -- (0.000) Curve setting SE1-kr 0.00 – 300.00 -- (2.00) (if MSE1=C) -- (2.00) SE1-β...
  • Page 240 6 F 2 T 0 1 7 2 Menu Name Range Contents Default 0.10 – 10.0 A CBF Threshold 0.50A TBTC 0.00 – 300.00 s Back Trip Definite time 1.00s TRTC 0.00 – 300.00 s Re-trip Definite time 0.50s TCLE 0 –...

  • Page 241: Appendix I

    6 F 2 T 0 1 7 2 Appendix I Commissioning Test Sheet (sample) 1. Relay identification 2. Preliminary check 3. Hardware check 3.1 User interface check 3.2 Binary input/binary output circuit check 3.3 AC input circuit 4. Function test 4.1 Overcurrent elements test 4.2 Operating time test (IDMT) 4.3 BCD element check...
  • Page 242 6 F 2 T 0 1 7 2 Relay identification Type Serial number Model System frequency Station Date Circuit Engineer Protection scheme Witness Active settings group number Preliminary check Ratings CT shorting contacts Power supply Power up Wiring Relay inoperative alarm contact Calendar and clock Hardware check...
  • Page 243 6 F 2 T 0 1 7 2 Function test 4.1 Overcurrent elements test Element Current setting Measured current OC1-A OC2-A OC3-A OC4-A SEF1 SEF2 SEF3 SEF4 UC1-A UC2-A THM-A THM-T NPS1 NPS2 CBF-A 4.2 Operating time test (IDMT) Element Curve setting Multiplier setting Measured time...
  • Page 244 6 F 2 T 0 1 7 2 4.3 BCD element check 4.4 Cold load function check Protection scheme test Metering and recording check Conjunctive test Scheme Results On load check Tripping circuit  245 ...

  • Page 245: Appendix J

    6 F 2 T 0 1 7 2 Appendix J Return Repair Form  246 ...
  • Page 246 6 F 2 T 0 1 7 2 RETURN / REPAIR FORM Please fill in this form and return it to Toshiba Corporation with the GRE110 to be repaired. TOSHIBA CORPORATION Fuchu Complex 1, Toshiba-cho, Fuchu-shi, Tokyo, Japan For: Power Systems Protection & Control Department...
  • Page 247 6 F 2 T 0 1 7 2 Fault Record Date/Month/Year Time (Example: 04/ Jul./ 2010 15:09:58.442) Faulty phase: Prefault values I a : I b : I c : I E : I SE : I 1 : I 2 : I 2 / I 1 : Fault values I a :...
  • Page 248 6 F 2 T 0 1 7 2 What was the message on the LCD display at the time of the incident? Describe the details of the incident: Date incident occurred Day/Month/Year: (Example: 10/July/2010) Give any comments about the GRE110, including the documents:  249 ...
  • Page 249 6 F 2 T 0 1 7 2 Customer Name: Company Name: Address: Telephone No.: Facsimile No.: Signature:  250 ...

  • Page 250: Appendix K

    6 F 2 T 0 1 7 2 Appendix K Technical Data  251 ...
  • Page 251 6 F 2 T 0 1 7 2 TECHNICAL DATA Ratings AC current I 1/5A (combined) Frequency: 50/60Hz Auxiliary supply: 110-250Vdc or 100-220Vac (Operative range: 88–300Vdc / 80–264Vac) 48-110Vdc (Operative range: 38.4 – 132Vdc) 24-48Vdc (Operative range: 19.2 – 60.0Vdc) Superimposed AC ripple on DC supply: maximum 12% DC supply interruption:...
  • Page 252 6 F 2 T 0 1 7 2 Earth Fault Protection (50N, 51N) Overcurrent threshold: OFF, 0.05 – 25.00A in 0.01A steps Delay type: DTL, IEC NI, IEC VI, IEC EI, UK LTI, IEEE MI, IEEE VI, IEEE EI, US CO8 I, US CO2 STI IDMTL Time Multiplier Setting TMS: 0.010 - 1.500 in 0.001 steps DTL delay:...
  • Page 253 6 F 2 T 0 1 7 2 Autoreclose (79) ARC Reclaim Time 0.0 – 600.0s in 0.1s steps Close Pulse Width 0.01 – 10.00s in 0.01s steps Lock-out Recovery Time OFF, 0.1 – 600.0s in 0.1s steps Sequences 1 -5 Shots to Lock-out, each trip programmable for inst or Delayed operation Dead Times (Programmable for each shot) 0.01 –...
  • Page 254 6 F 2 T 0 1 7 2 Binary Outputs Number 4 or 8 (excluding Relay Fail contact) Ratings Make and carry: 5A continuously Contact : 0.4A 250Vdc, 8A 380Vac, 3040VA, 150W model 4∗0 and 4∗1; BO#1 and #2 Make and carry: 30A, 250Vdc for 0.5s (L/R≥40ms) model 4∗2: BO#1,#2,#5 and #6 Break: 0.1A, 250Vdc (L/R=40ms) Make and carry: 4A continuously...
  • Page 255 6 F 2 T 0 1 7 2 Test Standards Details Electromagnetic Environment High Frequency IEC 60255-22-1 Class 3, 1MHz 2.5kV to 3kV (peak) applied to all ports in common mode. Disturbance / Damped IEC 61000-4-12 1MHz 1.0kV applied to all ports in differential mode. Oscillatory Wave IEEE C37.90.1 Electrostatic...
  • Page 256 6 F 2 T 0 1 7 2 Appendix L Symbols Used in Scheme Logic  257 ...
  • Page 257 6 F 2 T 0 1 7 2 Symbols used in the scheme logic and their meanings are as follows: Signal names Marked with : Measuring element output signal Marked with : Binary signal input from or output to the external equipment Marked with [ Scheme switch Marked with "...
  • Page 258 6 F 2 T 0 1 7 2 Signal inversion Output Output Timer Delayed pick-up timer with fixed setting XXX: Set time Delayed drop-off timer with fixed setting XXX: Set time Delayed pick-up timer with variable setting XXX - YYY: Setting range XXX - YYY Delayed drop-off timer with variable setting XXX - YYY: Setting range...
  • Page 259 6 F 2 T 0 1 7 2 Appendix M Modbus: Interoperability  260 ...
  • Page 260 6 F 2 T 0 1 7 2 Modbus: Interoperability 1. Physical and Data Link Layer - RS485(EIA/TIA-485) 2-wire interface - RTU mode only - Coding System: 8–bit binary (1 start bit, 8 data bits, 1 parity bit, 1 stop bit) Even parity - Address setting range: 1-247 - Baud rate setting range: 9600 or 19200...
  • Page 261 <not supported> 17 Report Slave ID Response Data Byte Count (1byte) 18bytes Slave ID (17bytes) Relay type and model ID GRE110-401A-00-10 ASCII Run Indicator Status (1byte) 0x00=out of service, 0xFF=in service 43 Read Device Identification (SC:14) Response Data Param OID...
  • Page 262 6 F 2 T 0 1 7 2 (2) Modbus address map group Modbus data model Address(ID) Number Data specification Coils 0x0200 1 Remote control (enable flag) Remote control (command, interlock), Time (Read/Write) 0x0400 synchronization, Clear command (write only) Discrete Input 0x1000 6 BI 0x1016...
  • Page 263 6 F 2 T 0 1 7 2 Address Description Supplementary explanation Discrete Input BI status (R) 1000 1001 1002 Only for GRE110-4x1A 1003 Only for GRE110-4x1A 1004 Only for GRE110-4x1A 1005 Only for GRE110-4x1A BO status (R) 1016 Relay fail output...
  • Page 264 Primary: value×0.005×CT_RATIO/1000(kA) 2005 Ic (L) Secondary: Value×0.005(A) 2006 Ie (H) Primary: value×0.0025×CT_RATIO/1000(kA) 2007 Ie (L) Secondary: value×0.0025(A) 2008 Ise (H) Only for GRE110-42xA 2009 Ise (L) 200A I1 (H) Primary: value×0.005×CT_RATIO/1000(kA) 200B I1 (L) Secondary: Value×0.005(A) 200C I2 (H) Primary: value×0.005×CT_RATIO/1000(kA)
  • Page 265 Ib (H) 2803 Ib (L) 2804 Ic (H) 2805 Ic (L) 2806 Ie (H) 2807 Ie (L) 2808 Ise (H) Only for GRE110-42xA 2809 Ise (L) 280A I1 (H) 280B I1 (L) 280C I2 (H) 280D I2 (L) 280E I2/I1 (H)
  • Page 266 6 F 2 T 0 1 7 2 Address Description Supplementary explanation Holding Registers Fault record (R) 3000 records count Number of record saved (max. 4) Indication of record #1. If no data, all following data are set to 3001 No.1 3002 milliseconds...
  • Page 267 6 F 2 T 0 1 7 2 Address Description Supplementary explanation Event record (R) 10 records are obtained at a time. 3200 records count Number of records saved (max. 200) Requesting first record number (If 1, returns the latest 10 3201 set No.
  • Page 268 6 F 2 T 0 1 7 2 Address Description Supplementary explanation Returns "Set No.+5". If no data, all of the following data is set 3225 No.X+5 to 0. 3226 milliseconds 0-59999 (millisecond) 3227 hours/minutes 0-23(h)、0-59(m) 3228 months/days 1-12(m)、1-31(d) 3229 year 0-99(y) 322A...
  • Page 269 6 F 2 T 0 1 7 2 Address Description Supplementary explanation Current time data (R/W) Current time in IEC60870-5-4 format 3800 milliseconds 0-59999 (millisecond) 3801 hours/minutes 0-23(h)、0-59(m) 3802 months/days 1-12(m)、1-31(d) 3803 year 0-99(y) Counters (R/W) 3810 Trips Phase-A (H) Can be set initial value.
  • Page 270 6 F 2 T 0 1 7 2 (4) Modbus address for setting values Setting Group Address Name Contents (Menu) 6034 BI1 comm. BI 1 command trigger setting 6035 BI2 comm. BI 2 command trigger setting 6036 BI3 comm. BI 3 command trigger setting Event Record 6037 BI4 comm.
  • Page 271 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 6024 SIG26 Disturbance trigger 6025 SIG27 Disturbance trigger 6026 SIG28 Disturbance trigger 6027 SIG29 Disturbance trigger 6028 SIG30 Disturbance trigger 6029 SIG31 Disturbance trigger 602A SIG32 Disturbance trigger 602B TCSPEN...
  • Page 272 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 6C16 TCFALM Trip Circuit Fail Alarm 6C17 CBOPN Circuit Breaker Open 6C18 CBCLS Circuit Breaker Close 6C19 EXT3PH External Trip - 3phase 6C1A EXTAPH External Trip - Aphase 6C1B EXTBPH External Trip - Bphase...
  • Page 273 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 6C42 EXTAPH External Trip - Aphase 6C43 EXTBPH External Trip - Bphase 6C44 EXTCPH External Trip - Cphase 6C45 RMTRST Remote Reset 6C46 SYNCLK Synchronize clock 6C47 STORCD Store Disturbance Record...
  • Page 274 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 6C6E SYNCLK Synchronize clock 6C6F STORCD Store Disturbance Record 6C70 Alarm1 Alarm screen 1. 6C71 Alarm2 Alarm screen 2. 6C72 Alarm3 Alarm screen 3. 6C73 Alarm4 Alarm screen 4.
  • Page 275 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 6C9A Alarm3 Alarm screen 3. 6C9B Alarm4 Alarm screen 4. 6C9C RMTOPN Remote CB Open Control 6C9D RMTCLS Remote CB Close Control 6C9E CNTLCK Interlock Input 6C9F ARCBLK ARC scheme block command.
  • Page 276 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 6CC6 CNTLCK Interlock Input 6CC7 ARCBLK ARC scheme block command. 6CC8 ARCNAT ARC not applied command. 6CC9 ARCMCL ARC manual close command. 6CCA BI6PUD Binary Input 6 Pick-up delay 6CCB BI6DOD Binary Input 6 Drop-off delay...
  • Page 277 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 7428 Logic Logic Gate Type 7429 Reset Reset operation 7400 In #1 Functions 7401 In #2 Functions 7402 In #3 Functions 7403 In #4 Functions 7450 Delay/Pulse Width 742A Logic...
  • Page 278 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 7435 Reset Reset operation 7418 In #1 Functions 7419 In #2 Functions 741A In #3 Functions 741B In #4 Functions 7456 Delay/Pulse Width 7436 Logic Logic Gate Type 7437 Reset Reset operation...
  • Page 279 6 F 2 T 0 1 7 2 Setting Group Address Name Contents (Menu) 7013 LED5 In #4 LED Functions 7014 LED6 In #1 LED Functions 7015 LED6 In #2 LED Functions 7016 LED6 In #3 LED Functions 7017 LED6 In #4 LED Functions 7060...
  • Page 280 6 F 2 T 0 1 7 2 Setting Address Group Name Contents (Menu) Gr.1 Gr.2 4C00 5C00 OCCT CT ratio of OC 4C01 5C01 EFCT CT ratio of EF 4C03 5C03 SEFCT CT ratio of SEF (for SEF model) 4C05 5C05 VEVT...
  • Page 281 6 F 2 T 0 1 7 2 Setting Address Group Name Contents (Menu) Gr.1 Gr.2 403F 503F EF4-2F 2f Block Enable 4015 5015 SE1EN SEF1 Enable 4016 5016 MSE1 SEF1 Delay Type 40A7 50A7 SE1-DIR SEF1 Directional 4017 5017 MSE1C-IEC SEF1 IEC Inverse Curve Type 4018...
  • Page 282 6 F 2 T 0 1 7 2 Setting Address Group Name Contents (Menu) Gr.1 Gr.2 483E 583E TOC2 OC2 Definite time setting 4401 5401 TOC2 OC2 Definite time setting 483F 583F TOC2R OC2 Definite time reset delay 4840 5840 TOC2RM OC2 Dependent time reset time multiplier 4802...
  • Page 283 6 F 2 T 0 1 7 2 Setting Address Group Name Contents (Menu) Gr.1 Gr.2 4831 5831 EF2-C Configurable IDMT Curve setting of EF2 4832 5832 EF2-kr Configurable IDMT Curve setting of EF2 4833 5833 EF2-β Configurable IDMT Curve setting of EF2 484C 584C SEθ...
  • Page 284 6 F 2 T 0 1 7 2 Setting Address Group Name Contents (Menu) Gr.1 Gr.2 4413 5413 TRTC Re-trip Definite time setting 4414 5414 Cold Load TCLE Cold load enable timer 4415 5415 Cold Load TCLR Cold load reset timer 481E 581E Cold Load...
  • Page 285 6 F 2 T 0 1 7 2 Setting Address Group Name Contents (Menu) Gr.1 Gr.2 4074 5074 EF1-TP6 EF1 trip mode of 6th trip 4075 5075 EF2-INIT Autoreclosing initiation by EF2 4076 5076 EF2-TP1 EF2 trip mode of 1st trip 4077 5077 EF2-TP2...
  • Page 286 6 F 2 T 0 1 7 2 Setting Address Group Name Contents (Menu) Gr.1 Gr.2 409F 509F SE4-INIT Autoreclosing initiation by SE4 40A0 50A0 SE4-TP1 SE4 trip mode of 1st trip 40A1 50A1 SE4-TP2 SE4 trip mode of 2nd trip 40A2 50A2 SE4-TP3...
  • Page 287 6 F 2 T 0 1 7 2 CAUTION To control the CB at remote site, set the control hierarchy setting of relay to “Remote”. A. Pass word authentication To authenticate the password, enter the password for control function to the address of “3E82” . The password is the same as that of control function.
  • Page 288 6 F 2 T 0 1 7 2 Message example (Relay address:01、CB off, need CRC frame) to relay 010504000000 from relay 010504000000  289 ...
  • Page 289 6 F 2 T 0 1 7 2 Appendix N IEC60870-5-103: Interoperability  290 ...
  • Page 290 6 F 2 T 0 1 7 2 IEC60870-5-103: Interoperability 1. Physical Layer 1.1 Electrical interface: EIA RS-485 Number of devices, 32 for one protection equipment 1.2 Transmission speed User setting: 9600 or 19200 bit/s 2. Application Layer COMMON ADDRESS of ASDU (Application Service Data Unit) One COMMON ADDRESS OF ASDU (identical with station address) 3.
  • Page 291 6 F 2 T 0 1 7 2 4. List of Information List of Information Type Description Contents Standard Information numbers in monitor direction System Function End of General Interrogation Transmission completion of GI items. Time Synchronization Time Synchronization ACK. Reset FCB Reset FCB(toggle bit) ACK Reset CU...
  • Page 292 6 F 2 T 0 1 7 2 Description Contents e ID Fault Indications Start/pick-up L1 A phase, A-B phase or C-A phase element pick-up 1, 7, 9 Start/pick-up L2 B phase, A-B phase or B-C phase element pick-up 1, 7, 9 Start/pick-up L3 C phase, B-C phase or C-A phase element pick-up 1, 7, 9...
  • Page 293 6 F 2 T 0 1 7 2 Type Description Contents IECG1 IECI1 User specified 1 Signal specified by IECE1: ON (*1) 1, 7 (yes/no) IECG2 IECI2 User specified 2 Signal specified by IECE2: ON (*1) 1, 7 (yes/no) IECG3 IECI3 User specified 3 Signal specified by IECE3: ON (*1) 1, 7...
  • Page 294 Not supported 250 Write entry with execution Not supported 251 Write entry abort Not supported Note (∗4): When the relay is receiving the "Protection off" command, the " IN SERVICE LED" is off. GRE110 Description Contents Comment supported Basic application functions...
  • Page 295 6 F 2 T 0 1 7 2 [Legend] GI: General Interrogation Type ID: Type Identification (refer to IEC60870-5-103 section 7.2.1) 1 : time-tagged message 2 : time-tagged message with relative time 3 : measurands I 4 : time-tagged measurands with relative time 5 : identification 6 : time synchronization 8 : general interrogation termination...
  • Page 296 6 F 2 T 0 1 7 2 Appendix O PLC Default setting  297 ...
  • Page 297 6 F 2 T 0 1 7 2 INPUT OUTPUT CONSTANT 1 ARC READY CONSTANT 1 ARC-S1 COND CONSTANT 1 ARC-S2 COND CONSTANT 1 ARC-S3 COND CONSTANT 1 ARC-S4 COND CONSTANT 1 ARC-S5 COND  298 ...
  • Page 298 6 F 2 T 0 1 7 2 Appendix P Inverse Time Characteristics  299 ...
  • Page 299 6 F 2 T 0 1 7 2 IEC/UK Inverse Curves (VI) IEC/UK Inverse Curves (NI) (Time Multiplier TMS = 0.1 - 1.5) (Time Multiplier TMS = 0.1 - 1.5) 0.01 Current (Multiple of Setting) Current (Multiple of Setting) Normal Inverse Very Inverse ...
  • Page 300 6 F 2 T 0 1 7 2 IEC/UK Inverse Curves (EI) (Time Multiplier TMS = 0.1 - 1.5) 1000 UK Inverse Curves (LTI) (Time Multiplier TMS = 0.1 - 1.5) 1000 0.01 Current (Multiple of Setting) Current (Multiple of Setting) Extremely Inverse Long Time Inverse ...
  • Page 301 6 F 2 T 0 1 7 2 IEEE Inverse Curves (MI) IEEE Inverse Curves (VI) (Time Multiplier TMS = 0.1 - 1.5) (Time Multiplier TMS = 0.1 - 1.5) 0.01 0.01 Current (Multiple of Setting) Current (Multiple of Setting) Moderately Inverse Very Inverse ...
  • Page 302 6 F 2 T 0 1 7 2 IEEE Inverse Curves (EI) (Time Multiplier TMS = 0.1 - 1.5) 0.01 Current (Multiple of Setting) Extremely Inverse  303 ...
  • Page 303 6 F 2 T 0 1 7 2 US Inverse Curves (CO8) US Inverse Curves (CO2) (Time Multiplier TMS = 0.1 - 1.5) (Time Multiplier TMS = 0.1 - 1.5) 0.01 0.01 Current (Multiple of Setting) Current (Multiple of Setting) CO8 Inverse CO2 Short Time Inverse ...
  • Page 304 6 F 2 T 0 1 7 2 Appendix Q IEC61850: Interoperability  305 ...
  • Page 305 6 F 2 T 0 1 7 2 1. IEC61850 Documentation IEC61850 Model Implementation Conformance Statement (MICS) for GRE110 The GRE110 relay supports IEC 61850 logical nodes and common data classes as indicated in the following tables. Logical nodes in IEC 61850-7-4...
  • Page 306 6 F 2 T 0 1 7 2 G: Logical Nodes for Generic references GAPC GGIO Nodes GRE110 GGIO_GOOSE GSAL I: Logical Nodes for Interfacing and archiving IARC IHMI ITCI ITMI A: Logical Nodes for Automatic control ANCR ARCO ATCC...
  • Page 307 6 F 2 T 0 1 7 2 Common data classes in IEC61850-7-3 Common data classes GRE110 Status information Measured information HWYE HDEL Controllable status information Controllable analogue information Status settings Analogue settings CURVE Description information  308 ...
  • Page 308 6 F 2 T 0 1 7 2 LPHD class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data PhyName Physical device name plate PhyHealth Physical device health OutOv Output communications buffer overflow...
  • Page 309 6 F 2 T 0 1 7 2 PHAR class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data Common Logical Node Information LN shall inherit all Mandatory Data from Common Logical Node...
  • Page 310 6 F 2 T 0 1 7 2 PTTR class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data Common Logical Node Information LN shall inherit all Mandatory Data from Common Logical Node Class...
  • Page 311 6 F 2 T 0 1 7 2 RBRF class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data Common Logical Node Information LN shall inherit all Mandatory Data from Common Logical Node Class...
  • Page 312 6 F 2 T 0 1 7 2 CILO class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data Common Logical Node Information LN shall inherit all Mandatory Data from Common Logical Node Class...
  • Page 313 6 F 2 T 0 1 7 2 GGIO class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data Common Logical Node Information LN shall inherit all Mandatory Data from Common Logical Node Class...
  • Page 314 6 F 2 T 0 1 7 2 GGIO (for GOOSE) class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data Common Logical Node Information LN shall inherit all Mandatory Data from Common Logical Node Class...
  • Page 315 6 F 2 T 0 1 7 2 MMXU class Attribute Name Attr. Type Explanation GRE110 LNName Shall be inherited from Logical-Node Class (see IEC 61850-7-2) Data Common Logical Node Information LN shall inherit all Mandatory Data from Common Logical Node Class...
  • Page 316 6 F 2 T 0 1 7 2 SPS class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute status stVal BOOLEAN dchg TRUE | FALSE Quality qchg TimeStamp substitution subEna...
  • Page 317 6 F 2 T 0 1 7 2 ACT class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute status general BOOLEAN dchg phsA BOOLEAN dchg phsB BOOLEAN dchg phsC BOOLEAN...
  • Page 318 6 F 2 T 0 1 7 2 CMV class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute measured values instCVal Vector cVal Vector dchg range ENUMERATED dchg normal | high | low | high-high | low-low |…...
  • Page 319 6 F 2 T 0 1 7 2 SEQ class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) Data DataAttribute measured attributes seqT ENUMERATED pos-neg-zero | dir-quad-zero configuration, description and extension...
  • Page 320 6 F 2 T 0 1 7 2 SPC class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute control and status ctlVal BOOLEAN off (FALSE) | on (TRUE) AC_CO_M operTm...
  • Page 321 6 F 2 T 0 1 7 2 DPC class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute control and status ctlVal BOOLEAN off (FALSE) | on (TRUE) AC_CO_M operTm...
  • Page 322 6 F 2 T 0 1 7 2 INC class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute control and status ctlVal INT32 AC_CO_M operTm TimeStamp AC_CO_O origin Originator AC_CO_O...
  • Page 323 6 F 2 T 0 1 7 2 ING class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute setting setVal INT32 AC_NSG_M setVal INT32 SG, SE AC_SG_M configuration, description and extension...
  • Page 324 6 F 2 T 0 1 7 2 DPL class Attribute Attribute Type TrgOp Value/Value Range M/O/C GRE110 Name DataName Inherited from Data Class (see IEC 61850-7-2) DataAttribute configuration, description and extension vendor VISIBLE STRING255 hwRev VISIBLE STRING255 swRev VISIBLE STRING255...
  • Page 325 6 F 2 T 0 1 7 2 Logical nodes for GRE110 Logical Nodes Relay Element PHAR PHAR1 ICD (2f) PTOC PTOC11 PTOC12 PTOC13 PTOC14 PTOC21 PTOC22 PTOC23 PTOC24 PTOC31 SEF1 PTOC32 SEF2 PTOC33 SEF3 PTOC34 SEF4 PTOC41 NPS1 PTOC42...
  • Page 326 6 F 2 T 0 1 7 2 IEC61850 ACSI Conformance Statement for GRE series IED ・NTRODUCTION This document specifies the Protocol Implementation Conformance Statement (PICS) of the IEC 61850 interface in GRE series IED with communication firmware MVM850-01 series. Together with the MICS, the PICS forms the basis for a conformance test according to IEC 61850-10.
  • Page 327 6 F 2 T 0 1 7 2 Client/ Server/ Remarks subscriber publisher Client-server roles Server side (of TWO-PARTY- APPLICATION-ASSOCIATION) Client side of (TWO-PARTY- APPLICATION-ASSOCIATION) SCSMs supported SCSM: IEC61850-8-1 used SCSM: IEC61850-9-1 used SCSM: IEC61850-9-2 used SCSM: other Generic substation event model (GSE) Publisher side Subscriber side Transmission of sampled value model (SVC)
  • Page 328 6 F 2 T 0 1 7 2 Application association Associate Abort Release Logical device GetLogicalDeviceDirectory Logical node GetLogicalNodeDirectory GetAllDataValues Data GetDataValues SetDataValues GetDataDirectory GetDataDefinition Data set GetDataSetValues SetDataSetValues CreateDataSet DeleteDataSet GetDataSetDirectory Substitution SetDataValues Setting group control SelectActiveSG SelectEditSG SetSGValues ConfirmEditSGValues GetSGValues GetSGCBValues...
  • Page 329 6 F 2 T 0 1 7 2 Transmission of sampled value model (SVC) Multicast SVC SendMSVMessage GetMSVCBValues SetMSVCBValues Unicast SVC SendUSVMessage GetUSVCBValues SetUSVCBValues Control Select SelectWithValue Cancel Operate CommandTermination TimeActivatedOperate File Transfer GetFile SetFile DeleteFile GetFileAttributeValues Time Time resolution of internal clock 100ms Time accuracy of internal clock 100ms...
  • Page 330 6 F 2 T 0 1 7 2 PICS for A-Profile support A-Profile Profile Description Client Server Remarks shortcut Client/server A-Profile GOOSE/GSE management A-Profile GSSE A-Profile TimeSync A-Profile c1 Shall be ‘m’ if support for any service specified in Table 2 are declared within the ACSI basic conformance statement. c2 Shall be ‘m’...
  • Page 331 6 F 2 T 0 1 7 2 Protcol Implementation eXtra Information for Testing (PIXIT) for IEC61850 interface in GRE series IED ・Introduction This document specifies the protocol implementation extra information for testing (PIXIT) of the IEC 61850 interface in GRE series IED with communication firmware MVM850-01 series version upper than A (MVM850-01-A).
  • Page 332 6 F 2 T 0 1 7 2 PIXIT for Server model Description Value / Clarification Which analogue value (MX) quality bits Validity: are supported (can be set by server) Good, Invalid, Reserved, Questionable Overflow OutofRange BadReference Oscillatory Failure OldData Inconsistent Inaccurate (Only Hz) Source:...
  • Page 333 6 F 2 T 0 1 7 2 PIXIT for Data set model Description Value / Clarification What is the maximum number of data Not limited by an internal configuration elements in one data set (compare ICD parameter. setting) This IED does not have CreateDataSet service.
  • Page 334 May the reported data set contain: - structured data objects? - data attributes? Rp10 What is the scan cycle for binary GRE110: More than 1500 milliseconds events? Fixed Is this fixed, configurable Rp11 Does the device support to pre-assign a RCB to a specific client in the SCL ...
  • Page 335 6 F 2 T 0 1 7 2 PIXIT for Logging model Description Value / Clarification What is the default value of LogEna N.A. (Compare IEC 61850-8-1 $17.3.3.2.1, the default value should be FALSE) What is the format of EntryID N.A.
  • Page 336 6 F 2 T 0 1 7 2 Description Value / Clarification What is the behavior when a Refer to Go5. subscribed GOOSE message out-of-order What is the behavior when a GOOSE subscribe quality information will subscribed GOOSE message become QUESTIONABLE | INCONSISTENT duplicated (=1100 0000 1000 0).
  • Page 337 6 F 2 T 0 1 7 2 Description Value / Clarification Go17 What is the behavior when a GOOSE subscribe quality information will subscribed GOOSE message is “test” become QUESTIONABLE | TEST (=1100 0000 0001 0). Payload data is not received. Go18 What is the behavior when a GOOSE subscribe quality information will...
  • Page 338 6 F 2 T 0 1 7 2 PIXIT for Control model Description Value / Clarification What control models are supported status-only (compare PICS) direct-with-normal-security sbo-with-normal-security direct-with-enhanced-security sbo-with-enhanced-security control model fixed, Configurable configurable and/or online changeable? (need to restart after configuration) Is Time activated operate supported Is “operate-many”...
  • Page 339 6 F 2 T 0 1 7 2 Description Value / Clarification Ct11 How to force a “test-not-ok” respond N.A. with Select request? Ct12 How to force a “test-not-ok” respond DOns, SBOns: with Operate request? Set orCat with unsupported value. DOes, SBOes: N.A.
  • Page 340 6 F 2 T 0 1 7 2 PIXIT for TIME AND TIME SYNCHONISATION model Description Value / Clarification What quality bits are supported N LeapSecondsKnown (may be set by the IED) N ClockFailure Y ClockNotSynchronized Describe the behavior when the time The quality attribute “ClockNotSynchronized”...
  • Page 341 6 F 2 T 0 1 7 2 PIXIT for FILE TRANSFER model Description Value / Clarification What structure files N.A. directories? Where are the COMTRADE files stored? Are comtrade files zipped and what files are included in each zip file? Directory names are separated from N.A.
  • Page 342 6 F 2 T 0 1 7 2 IEC61850 Tissues conformance statement (TICS) of the IEC61850 communication interface GRE series IED ・Introduction According to the UCA IUG QAP the tissue conformance statement is required to perform a conformance test and is referenced on the certificate. This document is applicable for GRE series IED with communication firmware MVM850-01 series version upper than A (MVM850-01-A).
  • Page 343 6 F 2 T 0 1 7 2 Part Tissue Description Implemented Y/n.a. GetNameList with empty response? Improper Error Response for GetDataSetValues GetNameList error handling None Definition of APC n.a. Point def xVal, not cVal n.a. Ineut = Ires ? n.a.
  • Page 344 6 F 2 T 0 1 7 2 Optional IntOp Tissues After the approval of the server conformance test procedures version 2.2 the following IntOp tissues were added or changed. It is optional to implement these tissues. Part Tissue Nr Description Implemented Y/N/n.a.
  • Page 345 6 F 2 T 0 1 7 2 2. CB remote control To control the CB at remote site with the IEC 61850 communication, do the following. ･Operation item - Remote control by the Select Before Operate or Direct Operate (CB Open / CB Close) - Change of interlock position (BlkOpn or BlkCls) - Trip LED reset ・Operating procedure...
  • Page 346 6 F 2 T 0 1 7 2 Appendix R Ordering  347 ...
  • Page 347 6 F 2 T 0 1 7 2 Ordering Overcurrent Relay GRE110 Type: Overcurrent Protection Relay GRE110 Model: - Model 400: Three phase and earth fault 2 x BIs, 4 x BOs, 1 x Relay fail 6 x BIs, 4 x BOs, 1 x Relay fail...

  • Page 348: Ordering

    6 F 2 T 0 1 7 2 Version-up Records Version Date Revised Section Contents May. 12, 2010 First issue Modified the description. Oct. 20, 2010 Added the Section “2.5 CT Wiring and Setting of earth fault detection”. Appendix M Modified the description.
  • Page 349 4.1, 4.1.1, 4.1.2 Modified the description. Modified the description. 5.2.2 Modified the description. Dec.13, 2013 Added the GRE110-820A and 821A models Added Dirrectional sensitive Earth fault protection. Added the GRE110-820A and 821A models 3.2.2 Modified the diagram.. 3.2.3 Modified the description.

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