Supervising Elements - GE N60 Instruction Manual

CHAPTER 5: SETTINGS
SETTING
PHASE OV1
FUNCTION:
Disabled = 0
Enabled = 1
SETTING
AND
PHASE OV1
BLOCK:
Off = 0
SETTING
PHASE OV1
SOURCE:
Source VT = Delta
VAB
VBC
VCA
Source VT = Wye
If the source VT is wye-connected, then the phase overvoltage pickup condition is
and V .
CA
NOTE

5.7.6 Supervising elements

5.7.6.1 Open pole detector
SETTINGS  GROUPED ELEMENTS  SETTING GROUP 1(6)  SUPERVISING ELEMENTS  OPEN POLE DETECTOR
 OPEN POLE DETECTOR

N60 NETWORK STABILITY AND SYNCHROPHASOR MEASUREMENT SYSTEM – INSTRUCTION MANUAL
Figure 5-87: Phase overvoltage logic
SETTINGS
PHASE OV1 PICKUP
DELAY:
SETTING
PHASE OV1 PHASE OV1 RESET
PICKUP: DELAY:
RUN t PKP
VAB PICKUP ≥
RUN
t PKP
VBC ≥ PICKUP
RUN
VCA PICKUP ≥ t PKP
OPEN POLE FUNCTION:

Disabled
OPEN POLE BLOCK:

Off
OPEN POLE CURRENT

SOURCE: SRC 1
OPEN POLE CURRENT

PKP: 0.20 pu
OPEN POLE BROKEN

CONDUCTOR: Disabled
OPEN POLE VOLTAGE

INPUT: Disabled
OPEN POLE VOLTAGE

SOURCE: SRC 1
OPEN POLE A AUX CO:

Off
OPEN POLE B AUX CO:

Off
OPEN POLE C AUX CO:

Off
OPEN POLE PICKUP

DELAY: 0.060 s
t RST
t RST
t RST
V >
Range: Disabled, Enabled
Range: FlexLogic operand
Range: SRC 1, SRC 2
Range: 0.05 to 20.00 pu in steps of 0.01
Range: Disabled, Enabled
Range: Disabled, Enabled
Range: SRC 1, SRC 2
Range: FlexLogic operand
Range: FlexLogic operand
Range: FlexLogic operand
Range: 0.000 to 65.535 s in steps of 0.001
GROUPED ELEMENTS
FLEXLOGIC OPERANDS
PHASE OV1 A PKP
PHASE OV1 A DPO
PHASE OV1 A OP
PHASE OV1 B PKP
PHASE OV1 B DPO
PHASE OV1 B OP
PHASE OV1 C PKP
PHASE OV1 C DPO
PHASE OV1 C OP
FLEXLOGIC OPERAND
PHASE OV1 OP
OR
FLEXLOGIC OPERAND
PHASE OV1 DPO
AND
FLEXLOGIC OPERAND
OR PHASE OV1 PKP
827066A7.CDR

3 Pickup for V , V ,
AB BC
5-183
5