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Siemens 8DB10 Installation And Operating Instructions Manual

Extendable fixed-mounted circuit-breaker switchgear up to 40.5 kv
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Medium-Voltage Switchgear
Type 8DB10Extendable Fixed-Mounted Circuit-Breaker Switchgear up to 40.5 kV
Double Busbar, Single-pole Metal-Enclosed, Gas-Insulated
Medium-Voltage Switchgear
INSTALLATION AND
OPERATING
INSTRUCTIONS
Order No.: 864-5091.9
Revision: 06
Issue: 26-02-2016

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Summary of Contents for Siemens 8DB10

  • Page 1 Medium-Voltage Switchgear Type 8DB10Extendable Fixed-Mounted Circuit-Breaker Switchgear up to 40.5 kV Double Busbar, Single-pole Metal-Enclosed, Gas-Insulated Medium-Voltage Switchgear INSTALLATION AND OPERATING INSTRUCTIONS Order No.: 864-5091.9 Revision: 06 Issue: 26-02-2016...
  • Page 2 Siemens. Any statements contained in this instruction D-60386 Frankfurt manual do not create new warranties or modify the existing Germany warranty. Subject to change without prior notice. 2/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 3: Table Of Contents

    IEC 62 271-200 ..........46 connection, and filling the circuit-breaker 18.5 Standards, specifications, guidelines....46 housings with SF6 gas ........95 18.6 Phase sequence..........47 Installing voltage transformers ......96 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 3/214...
  • Page 4 Overview of switching operations ....180 34.4 Correcting circuit diagrams ......145 42.1 Switching operations 34.5 Instructing the operating personnel ....145 in the circuit-breaker panel ......180 4/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 5 43.2 Safety instructions.......... 201 44.9 Spare parts............. 207 43.3 Function test..........202 End of service life ........... 208 Servicing............203 Siemens Service Hotline ......... 209 Maintenance ..........203 Index ............... 210 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 5/214...

  • Page 6: Safety Instructions

    ➭ Observe the notes. Symbols used ➭ Operation symbol: Identifies an operation. Asks the operator to perform an operation. ✔ Result symbol: Identifies the result of an operation. 6/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 7: General Instructions

    ➭ After installation and setting, no final check was performed by a service engineer approved by Siemens, including documentation of the test results. ➭ Maintenance was not done according to the operating instructions of the Siemens products. Five Safety Rules of...

  • Page 8: Due Application

    Medium-voltage switchgear type 8DB10 must be installed by certified personnel with supervisor status. To get the required certificate, the personnel must have taken part successfully in a training for assembly and installation of Siemens gas-insulated medium-voltage switchgear type 8DB10 at the Siemens Switchgear Factory Frankfurt.
  • Page 9 In case of important constructional modifications of the medium-voltage switchgear type 8DB10, the owner of the certificate is further obliged to participate in a refresher training to extend the certificate. Certified personnel Certified personnel in the sense of these operating instructions are persons who own a valid installation certificate for medium-voltage switchgear type 8DB10.

  • Page 10: Description

    National approvals 8DB10 switchgear has obtained the following national approval: • GOST R certificate Seismic withstand 8DB10 switchgear can be upgraded for operation in regions at risk from earthquakes, capability (option) see the relevant order and delivery documents. 10/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 11: Panel Types

    Plug-in voltage transformer Three-position disconnector Plug-in cable (not included in These components are Capacitive voltage detecting system - - - - - - the scope of supply) optionally selectable 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 11/214...

  • Page 12: Examples For Panel Versions

    Switchpanel pole housing with vacuum interrupter ⑭ 4MC4 current transformer ⑮ Panel connection housing with inside-cone bushings for cable plugs, voltage transformers and surge arresters, or for connection of bar systems 12/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 13 Operating mechanism of three-position disconnector ⑧ Circuit-breaker operating mechanism ⑨ Capacitive voltage detecting system ⑩ Busbar housing ⑪ Busbars ⑫ Gas pipe ⑬ Switchpanel pole housing ⑭ Coupling housing 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 13/214...
  • Page 14 ⑧ Circuit-breaker operating mechanism ⑨ Capacitive voltage detecting system ⑩ Busbar housing ⑪ Busbars ⑫ Gas pipe ⑬ Bus riser housing ⑭ 4MC4 current transformer ⑮ Bus sectionalizer 14/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 15 Gas pressure manometer for three-position disconnector housing in system 1 ⑥ Operating mechanism of three-position disconnector ⑦ Dummy cover for circuit-breaker operating mechanism ⑧ Busbar housing ⑨ Busbars ⑩ Gas pipe ⑪ Housing ⑫ Voltage transformer 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 15/214...
  • Page 16 ⑩ Gas pipe ⑪ Switchpanel pole housing ⑫ Panel connection housing with inside-cone bushings for cable plugs, voltage transformers and surge arresters, or for connection of bar systems 16/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 17 Description Dummy panel ① Low-voltage compartment (standard heights: 850/1200 mm) ② Busbar housing ③ Busbars 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 17/214...
  • Page 18 Dummy cover for circuit-breaker operating mechanism ⑧ Capacitive voltage detecting system ⑨ Busbar housing ⑩ Busbars ⑪ Gas pipe ⑫ Bus riser housing ⑬ 4MC4 current transformer ⑭ Bus sectionalizer 18/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 19 Switchpanel pole housing with vacuum interrupter ⑯ 4MC4 current transformer ⑰ Panel connection housing with inside-cone bushings for cable plugs, voltage transformers and surge arresters, or for connection of bar systems 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 19/214...

  • Page 20: Panel Design

    Panel design Function The circuit-breaker panel is the basic panel type of the 8DB10. The circuit-breaker panel can fulfil the function "incoming feeder" or "outgoing feeder". It can carry or switch all rated busbar and feeder currents as well as the short-circuit currents quoted on the respective rating plates.

  • Page 21: Switchgear Panel

    Gas pressure manometer for three-position disconnector housing in system 2 ⑧ Control and indication board for vacuum circuit-breaker ⑨ Capacitive voltage detecting system ⑩ Cable compartment ⑪ Frame 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 21/214...

  • Page 22: Circuit-Breaker

    Vacuum interrupters ① Moving contact ② Metal bellows ③ Fixed contact Fig. 5: Sectional view of a vacuum interrupter 22/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 23: Operating Mechanism Box

    Type Release combination combinations 1st shunt release 3AY15 10 2nd shunt release 3AX1101 - - - - - - Undervoltage release 3AX1103 - - - - - - 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 23/214...

  • Page 24: Disconnector And Three-Position Disconnector

    READY-TO-EARTH, system 1 ⑦ Moving contact for system 1 in OPEN position Fig. 7: 8DB three-position disconnector for busbar system 1 and three-position disconnector for busbar system 2 24/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 25 Three-position disconnector (system 1) in READY-TO-EARTH position Three-position disconnector (system 2) in OPEN position Three-position disconnector (system 1) in OPEN position Three-position disconnector (system 2) in CLOSED position 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 25/214...
  • Page 26 • The control gate of the switching gate of the three-position switch can be padlocked in three switch positions. Fig. 8: Disconnecting function is blocked Fig. 9: Earthing function is blocked Fig. 10: Disconnecting and earthing functions are blocked (common function) 26/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 27: Make-Proof Busbar Earthing Switch

    Panel connection housing with inside-cone bushings for cable plugs, voltage transformers and surge arresters, or for connection of bar systems The busbar earthing switch is pre-assembled at the factory. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 27/214...

  • Page 28: Current And Voltage Transformers

    Un / 8h = 1.9 Un / continuous = 1.2 Un / continuous = 1.2 Un / continuous = 1.2 Un / continuous = 1.2 Standard GOST GOST GOST GOST 28/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 29: Current Transformers

    Protection core Rating 2.5 VA to 30 VA Class 5 P or 10 P Overcurrent factor 10 to 30 Permissible ambient air temperature max. 60 °C Insulation class 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 29/214...

  • Page 30: Gas Compartments

    Gas compartment distribution in a double-busbar panel 8DB10 Fig. 15: Gas compartment distribution in 8DB10 switchgear with double-busbar panels Bushings Symbol Adhesive label Gas-tight bushing Bushing pervious to gas 30/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 31 Description Gas quantities 8DB10 The gas quantities of 8DB10 are determined in accordance with the project, and are indicated on the rating plates of the switchgear panels. Examples for typicals 70 kPa 120 kPa (all data for three-phase operation) Gas quantity in kg...

  • Page 32: Panel Connection

    Max. diameter across insulation (mm) 40.0 51.0 66.0 Examples: Panel connection versions Version 1 Version 2 Version 3 4MT7 Solid-insulated busbar connection Legend: ① Panel connection housing ② Subframe 32/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 33 Description Version 4 Version 5 Version 6 Version 7 Solid-insulated Solid-insulated busbar connection Gas-insulated busbar connection busbar connection Legend: ① Panel connection housing ② Subframe 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 33/214...

  • Page 34: Voltage Detecting Systems

    The marking for documentation of the repeat test of the interface condition is located next to the LRM plug-in sockets: Fig. 18: Documentation to repeat test of interface condition 34/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 35 • Degree of protection IP 54, temperature range –25 °C to +55 °C • With signal-lead test • With overvoltage monitoring and signaling at 1.2 times operating voltage 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 35/214...
  • Page 36 - "M2": Voltage not present at L1, L2 and L3 (= active zero indication) - "M3": Earth fault or voltage failure, e.g., in one phase - "M4": External auxiliary power missing (with operating voltage present or not) 36/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 37 • With integrated 3-phase LRM test socket for phase comparison • Degree of protection IP 54, temperature range –25 °C to +55 °C • With integrated signaling relay • Auxiliary power required 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 37/214...

  • Page 38: Aseismic Design (Option)

    Description Aseismic design (option) Additional components for seismic design are pre-assembled at the factory. Fig. 24: Aseismic panel design (reinforced side plate ① ) 38/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 39: Accessories

    • Operating lever for three-position disconnector: EARTHING or READY-TO-EARTH function • Hand crank for charging the circuit-breaker closing spring • Double-bit key with a diameter of 3 mm (for door of low-voltage compartment) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 39/214...

  • Page 40: Other Accessories

    • Operating lever for the make-proof busbar earthing switch • Torx screwdriver • Test units to check the capacitive interface and the voltage indicators 40/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 41 • Phase comparison test units (e.g. make Pfisterer, type EPV) Accessories box in the switchgear end wall to store the accessories. Fig. 25: Accessories box in the switchgear end wall (open) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 41/214...

  • Page 42: Technical Data

    The interval of time - in a make-break operating cycle - between the instant when the contacts touch in the first pole in the closing process, and the instant when the contacts separate in all poles in the subsequent opening process. 42/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 43 • The c.t.-operated release 3AX1104 (low-energy release) is adequate for a tripping pulse of ≤ 0.1 Ws in connection with adequate protection systems. It is used if auxiliary voltage is missing, tripping via protection relay. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 43/214...

  • Page 44: Insulating Gas Sf6

    [kV] Rated functional level [kPa] Signal "critical functional level" Min. functional level [kPa] Signal "pressure too low" [kPa] Max. functional level [kPa] Signal "pressure too high" [kPa] 44/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 45 Due to the different configurations of the gas compartments, installed switchgear assemblies may deviate from the above characteristics. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 45/214...

  • Page 46: Classification Of 8Db10 According To

    0671-4 Specification for new SF 60376 0373-1 Guidelines for the checking and 60480 0373-2 treatment of SF taken from electrical equipment Environmental conditions 60721-3-3 DIN EN 60 721-3-3 46/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 47: Phase Sequence

    * (Dr. Bernd Jäkel, Ansgar Müller; Medium-Voltage Systems - EMC Guide for Switchgear; A&D ATS SR/PTD M SP) Protection against solid The fixed-mounted circuit-breaker switchgear of the series 8DB10 fulfills the following degrees foreign objects, electric of protection according to IEC 60 529: shock and water •...

  • Page 48: Rating Plates

    Rating plate of switchgear (example) The IAC classification is referred to each panel. The data on the rating plate (see item ⑦ ) describes the areas classified for the corresponding panel. 48/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 49: Overview Of Busbar Covers

    Fig. 31: Post insulator cover Fig. 32: Post insulator cover with desiccant (rear view) (rear view) Fig. 33: Bursting disc Fig. 34: Bursting disc (rear view) (front view) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 49/214...

  • Page 50: Installation

    2185 mm. f there are any busbar components, the minimum room height may have to be higher. Fig. 35: Room planning (data in mm) 50/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 51 ****) Without busbar components / height of low-voltage compartment 850 mm *****) Individual panel without transport packing (for group deliveries and bringing in with transport packing, see page 57, "Transport units " 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 51/214...
  • Page 52 As floor construction, the following is possible: Steel girder layer Suitable for large and numerous floor openings, and advantageous for later modifications or extensions of the switchgear. The dimensions result from the constructional data of 8DB10 (see page 53, "Constructional data of the foundation"). Fig. 38: Frame construction with longitudinal girders Fig.

  • Page 53: Constructional Data Of The Foundation

    The standard design must be bolted diagonally to the foundation rails at two points (use sheet the bolted joint of EN10021, 4x40x60 mm). the standard design Fig. 41: Bolted joints of standard design ① Fixing points (26x45 mm) for M10 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 53/214...
  • Page 54 The welding seams must conform to the strength of the equivalent bolted joint with M10 bolts. Fig. 45: Welding seams of the aseismic design ① Fixing points (26x45 mm) 54/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 55 Base frame of the switchgear ④ Substructure ⑤ Supporting profile (e.g. profile 70 x 40 x 2) ⑥ Floor plate (approx. 36 mm thick) Fig. 48: Fixing on double floor 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 55/214...
  • Page 56 ⑫ 15 mm 50 mm when using C-profile CB 50 NOTE The welded seams are susceptible to corrosion. ➭ After welding, protect the welded seams professionally against corrosion. 56/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 57: Transport Units

    1840 x 2850 x 3124 2600 2400 3 x 600 2440 x 2850 x 3124 3900 3600 Average values depending on the degree to which panels are equipped 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 57/214...
  • Page 58 The position of the center of gravity can vary depending on the switchgear design. In the following construction, the center of gravity is located at the marked position: Fig. 51: Position of the center of gravity (depending on the switchgear version) 58/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 59: Before Installation

    Before installation 20.1 Preliminary clarifications In order to load the transport units in a suitable installation order, the responsible Siemens representative requires the following information from you several weeks before delivering the switchgear: • Sketch of the installation room including the locations and numbers of the individual panels and the storage space for the accessories •...
  • Page 60 ➭ After 6 months (12 months with seaworthy long-time packing) of storage, unpack the transport units and store them in closed rooms, or regenerate the seaworthy packing (see below). 60/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 61: Tools/Auxiliary Means

    • Ring spanners SW 13, 16, 17, 18, 19, 22, 24, 27 • Various screwdrivers • Vernier caliper • Water pump pliers • Mirror with flexible shaft (welding mirror) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 61/214...

  • Page 62: Installation And Fixing Material

    If shields are used as protective earth conductors at the same time, the connected plastic- insulated lead must be marked green/yellow over its entire length. Non-insulated connections are inadmissible. 62/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 63: Unloading And Erecting The Transport Units

    Siemens representative immediately. ➭ Have the transport damages repaired, otherwise you may not start installation. ➭ Check the SF gas pressure. ➭ Refit the packing. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 63/214...

  • Page 64: Checking The Sf6 Gas Pressure

    The values must not drop below the temperature-dependent limit values. ➭ If the filling pressure is too low: Do not assemble the part of the switchgear concerned and inform the regional Siemens representative. 64/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 65: Unloading Transport Units

    The transport holes for pushing the round bars in are marked on the transport units with a red symbol. Fig. 55: Marking of transport holes Fig. 54: Position of transport holes 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 65/214...

  • Page 66: Transporting The Units To The Place Of Installation

    ➭ Support the hydraulic or lifting jacks with robust and stable platforms so that they will reach the bars in lowered condition. ➭ Lift the transport unit carefully. 66/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 67 ➭ Lift the transport unit with a crane, hydraulic jacks or a fork-lift truck. Fig. 57: Example for craning the transport unit ① 1037 mm (height of switchgear dependent on built-on components) ② 622 mm 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 67/214...

  • Page 68: Setting Down The Transport Units At The Place Of Installation

    Setting down from the long side of Fig. 58: Setting down from the narrow side of the floor opening the floor opening ① Transport unit ③ Door to the switchgear room ② Floor opening 68/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 69 ➭ To shift the transport unit easily and to protect the floor, shims can be laid under as a sliding aid. ➭ Set down the transport unit carefully. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 69/214...

  • Page 70: Aligning The Switchgear

    ➭ Place as many transport units as possible side by side. ➭ Mount these transport units. ➭ Put other transport units on the free space left, etc. 70/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 71: Assembling The Switchgear

    ➭ If there are any make-proof busbar earthing switches: Switch the make-proof busbar earthing switches to OPEN position. ➭ Remove the fixing brackets from all flanges at the panel joint. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 71/214...
  • Page 72 • Disconnectable busbar connection • Disconnectable busbar voltage transformer • Make-proof busbar earthing switch • Top-mounted busbar sectionalizer 72/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 73 Assembly takes place through the vertical flanges ⑧ . ➭ Check alignment and parallel position of the assembled busbar sections and correct if required. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 73/214...

  • Page 74: Installing Transport Units

    ➭ Carefully check the external contact surfaces ① of the flanges and the grooves ② for scratches, other damages or pollution. Damages and pollution will cause leaks. ➭ If any external contact surfaces or grooves are damaged: Inform the regional Siemens representative and co-ordinate the elimination of damages.
  • Page 75 Busbar housing (bolts M8x55) ② Toroidal sealing ring ③ Insulating ring (thickness: 18 mm) ④ Compensator ⑤ Busbar housing (bolts M8x35) Fig. 68: Short busbar housing with compensator 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 75/214...
  • Page 76 ① Current transformer mounting plate ② Flange ③ Insulating ring ④ Compensator ⑤ Insulating sleeve Fig. 71: Flange connections with insulating sleeve 76/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 77: Installing Further Transport Units

    For badly visible points, a stick-mounted camera with a flex handle is suitable. Fig. 72: Example for correct and incorrect position of the contact fingers on the fixed contact 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 77/214...
  • Page 78 ➭ Verify proper contact overlapping after several switching operations with the operating mechanism of the three-position disconnector. ➭ Tighten the locknuts ② again with a tightening torque of 20 Nm. 78/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 79 ➭ Bolt the transport units together at the front connecting links using four bolts M10 x 20 (tightening torque 40 Nm), and at the rear connecting plate using two coach bolts M10 x 20 (tightening torque 40 Nm). 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 79/214...
  • Page 80 Bracket at the cable bracket ④ Hexagonal bolt M10 x 20 with nut Fig. 77: Square panel connection housing: Mounting the cable bracket (representation without 4MC4 current transformer) 80/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 81 Bracket at the cable bracket ④ Hexagonal bolt M10 x 20 with nut Fig. 80: Square panel connection housing: Mounting the extended cable bracket (representation without 4MC4 current transformer) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 81/214...
  • Page 82 ② Hexagonal bolt M8 x 50 ③ Bracket ④ Hexagonal nut M8 Fig. 82: Fixing points of the C-rails at the cable brackets (representation without 4MC4 current transformer) 82/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 83 ➭ Mount an earthing cable or an earthing bar to the earthing bolt ① of the earthing busbar. ① Earthing bolt (earthing point) Fig. 84: Earthing bolt of earthing busbar, example: right end panel 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 83/214...

  • Page 84: Installation Work With Sf6 Gas Before Commissioning

    To expose the desiccant bags as briefly as possible to the ambient air, the following installation and gas work is performed completely on one busbar run, and is then continued on the next busbar run, etc. 84/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 85 ➭ Prepare the flanges of the busbar housings for assembly. ➭ Clean the contact surfaces of the busbar housing covers with a lint-free paper, and apply a thin film of grease (e.g. Polylub GLY 801, 0.40 kg). 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 85/214...
  • Page 86 ➭ Remove the connecting tube of the gas cylinder from the gas filling valve. The gas filling valve closes automatically. 86/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 87: Installing The Panel Connections Supplied In The Accessories, And Filling The Circuit-Breaker Housing With Sf6 Gas

    ➭ Remove the cover of the transformer housing ① and the toroidal sealing ring ③ . ① Cover of transformer housing ② Transformer housing ③ Toroidal sealing ring Fig. 88: Removing the cover of the transformer housing and the seal 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 87/214...
  • Page 88 ➭ Dispose of the pan-head bolts, strain washers and nuts in an environmentally compatible way. ➭ Remove the cover of the panel connection housing ⑦ . Fig. 91: Removing the cover of the panel connection housing 88/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 89 M6x20 (with Polylok coating) ⑫ from the accessories (tightening torque: 10 Nm). ⑤ Panel connection housing ⑧ Panel connection stud ⑫ Pan-head bolt M6x20 with Polylok coating (8x) Fig. 94: Fastening the panel connection housing (view from below) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 89/214...
  • Page 90 ➭ Push the cover of panel connection housing ④ into the panel connection housing ⑤ . Fig. 97: Inserting the cover of the panel connection housing 90/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 91 ➭ Do not use desiccant bags if the humidity indicators are pink. ➭ After opening the packings, mount the desiccant bags in the gas compartment within 30 minutes and close the gas compartment hermetically. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 91/214...
  • Page 92 SF the maintenance unit losses. The same gas pressure data apply as for filling with gas cylinder. Observe the operating instructions of the maintenance unit! 92/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 93: Performing The Power- Frequency Voltage Test

    ➭ Apply the power-frequency test voltage in a surge-proof way at the cable connection bushing via test adapters. ✔ The rated short-duration power-frequency withstand voltage test can now be performed. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 93/214...
  • Page 94 CLOSED position. ➭ After the test, mount non-disconnectable voltage transformers which are not suitable at least for tests at 80% values according to IEC 62271-200. 94/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 95: Installation Work With Sf6 Gas After The Power-Frequency Voltage Test

    (see page 87, "Installing the panel connections supplied in the accessories, and filling the circuit-breaker housing with SF gas"). ➭ Repeat the above work operations for all other panel connections in the same panel. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 95/214...

  • Page 96: Installing Voltage Transformers

    Risk of partial discharges at the voltage transformer bushings due to pollution. ➭ Clean all bushings at the panel at the voltage transformer carefully before starting installation work. ➭ Observe extreme cleanliness while working. 96/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 97: Installation Of Voltage Transformers Type 4Mt3 On The Busbar

    Use a cleaning agent without solvents and a lint-free cloth. ➭ Grease the silicone adapter of the voltage transformer and the outside-cone bushing of the voltage transformer mounting plate uniformly with mounting paste for cable sets. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 97/214...
  • Page 98 ➭ Insert the silicone adapter in the voltage transformer. ATTENTION Risk of partial discharges at the outside-cone bushing. ➭ Make sure that the connecting lug of the capacitive connecting point of the outside-cone bushing is earthed. 98/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 99 ➭ Fasten the voltage transformer at the panel. To do this, bolt the voltage transformer uniformly together with the voltage transformer mounting plate using four M8 bolts. Tightening torque: 30 Nm. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 99/214...
  • Page 100 Fixing bolts to connect the voltage transformer with the voltage transformer mounting plate ➭ Mount the cover of the voltage transformer using four bolts M6 x 12 and contact washers. Tightening torque: 8 Nm. 100/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 101: Installation Of Voltage Transformers Type 4Mu4 On The Busbar

    ➭ Remove the surge-proof dummy plug from the inside-cone bushing. To do this, undo the three M8 hexagon socket-head bolts and remove the dummy plug. ① M8 bolts Fig. 102: Removing the dummy plug 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 101/214...
  • Page 102 ➭ Grease the silicone adapter and the inside-cone cast-resin socket uniformly with mounting paste for cables sets. Fig. 104: Cleaning and greasing the silicone adapter Fig. 105: Greasing and cleaning the inside-cone cast-resin socket 102/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 103 ➭ Fasten the voltage transformer at the panel. To do this, bolt the voltage transformer uniformly together with the voltage transformer mounting plate using four M8 bolts. Tightening torque: 30 Nm. Fig. 107: Fixing the voltage transformer 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 103/214...

  • Page 104: Installation Of Voltage Transformers Type 4Mt7 At The Cable Feeder

    M10 nuts acc. to DIN 4035 ④ Threaded rods M10 ③ Note: Nuts and threaded ④ rods are included in the supplementary equipment Fig. 109: Mounting the threaded rods 104/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 105 ➭ Secure the voltage transformer from below against falling down. ➭ If necessary, transport the voltage transformer with several persons or with suitable aids. ➭ If necessary, support the voltage transformer with a suitable facility. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 105/214...
  • Page 106 M10 nuts. Tightening torque: 30 Nm. Fig. 114: Bolting the voltage transformer together ➭ Connect the low-voltage plug connector to the voltage transformer. 106/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 107: Removal Of Voltage Transformers

    Voltage transformer mounting plate ⑤ Busbar housing ⑥ Distance sleeves ⑦ Outside-cone bushing ⑧ Hole with setnut for press-out bolts Fig. 115: 4MT3 busbar voltage transformer (shown without cover) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 107/214...
  • Page 108 Risk of injury! The voltage transformer type 4MT3 has a weight of approx. 30 kg. ➭ Secure the voltage transformer against falling down. ➭ If necessary, transport the voltage transformer with several persons or with suitable aids. 108/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 109: Removal Of Voltage Transformers Type 4Mu4 From The Busbar

    Fig. 116: Removing the fixing bolts at the voltage transformer mounting plate ➭ Lift the voltage transformer at the upper crane eyes using a suitable rod (e.g. steel rod). 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 109/214...
  • Page 110 To do this, remove the 3 bolts M8x25. Store these bolts carefully. Fit the dummy plug and bolt together with 3 bolts M8. Fig. 117: Removing bolts M8x25 ① M8 bolts Fig. 118: Inserting the dummy plug 110/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 111: Removal Of Voltage Transformers Type 4Mt7 From The Cable Feeder

    Risk of injury! While being removed from the bushing, the voltage transformer can detach suddenly. ➭ Remove the voltage transformer uniformly downwards. ➭ Do not use excessive force. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 111/214...
  • Page 112 ➭ For voltage tests: Close the inside-cone bushings at the switchpanel pole with surge-proof dummy plugs size 2 (3), and bolt tight using 3 bolts M8 each. Fig. 121: Mounting surge-proof dummy plugs 112/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 113: Busbar Components

    The damping resistor of the voltage transformer is pre-assembled at the factory. ➭ Do not damage the damping resistor while working at the busbar. ① Fixing bracket of damping resistor ② Damping resistor ③ Voltage transformer mounting plate 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 113/214...

  • Page 114: Voltage Transformer With Or Without Three-Position Disconnector

    Intermediate ring ⑥ Operating unit ⑦ Busbars ⑧ Busbar housing For assembly operations for 4MU4 voltage transformer, see page 101, "Installation of voltage transformers type 4MU4 on the busbar". 114/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 115 Voltage transformer mounting plate ⑤ Intermediate ring ⑥ Busbars ⑦ Busbar housing For assembly operations for 4MU4 voltage transformer, see page 101, "Installation of voltage transformers type 4MU4 on the busbar". 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 115/214...

  • Page 116: Solid-Insulated Bar (V-Type Bar)

    ➭ Remove the covers ① and sealing rings. To do this, remove the 6 bolts M8 x 45 (including washer and spring washer) and the M10 nuts. Fig. 125: Removing the covers ① and sealing rings 116/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 117 ➭ The solid-insulated bar is disassembled in reverse order: Remove the bolts at the pressure ring of the solid-insulated bar. Remove the solid-insulated bar and bolt the cover onto the connection housing. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 117/214...
  • Page 118 ➭ Remove the covers ① . To do this, remove the 6 bolts M8 x 45 (including washer and spring washer) and nuts M10. Fig. 129: Removing the covers ① 118/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 119 ➭ The solid-insulated bar is disassembled in reverse order: Remove the bolts at the pressure ring of the solid-insulated bar. Remove the solid-insulated bar and bolt the cover onto the connection cover. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 119/214...

  • Page 120: Gas-Insulated Bar

    ➭ Remove the covers ① . To do this, remove the 8 bolts M8 x 20 and the nuts. Reuse the bolts for fixing the gas-insulated bar. Fig. 133: Removing the covers ① 120/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 121 ➭ The gas-insulated bar is disassembled in reverse order: Remove the bolts at the pressure ring of the gas-insulated bar. Remove the gas-insulated bar and bolt the cover onto the connection housing. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 121/214...
  • Page 122 ➭ Remove the covers ① . To do this, remove the 8 bolts M8 x 20 and the nuts. Reuse the bolts for fixing the gas-insulated bar. Fig. 136: Removing the covers ① 122/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 123 ➭ The gas-insulated bar is disassembled in reverse order: Remove the bolts at the pressure ring of the gas-insulated bar. Remove the gas-insulated bar and bolt the cover onto the connection housing. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 123/214...

  • Page 124: Busbar Connection S2 And S3

    ③ Operating unit for busbar systems 1 and 2 ④ Busbars ⑤ Busbar housing The busbar connection S2 or S3 with three-position disconnector is pre-assembled at the factory. 124/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 125 Busbar connection with plug size S2 or S3 without three-position disconnector ① Busbar connection with plug size S2 or S3 ② Busbar housing ③ Busbars The busbar connection S2 or S3 is pre-assembled at the factory. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 125/214...

  • Page 126: Busbar Earthing Switch

    Housing for busbar earthing switch ② Additional compartment for operating mechanism of busbar earthing switch ③ Busbars ④ Busbar housing The busbar earthing switch is pre-assembled at the factory. 126/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 127: Capacitive Voltage Tap At The Busbar

    The capacitive voltage tap at the panel connection housing is pre-assembled at the factory. NOTE Visual inspection of the dummy plugs ➭ Verify that all dummy plugs ( ) are properly inserted in the capacitive voltage taps. ① 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 127/214...

  • Page 128: Tests

    ➭ After commissioning, check the gas pressures daily for a period of two weeks. If the gas pressure pressures drop within this period of time, please inform the Siemens representative. ➭ After this period of time, check the gas pressures according to the maintenance instructions.

  • Page 129: Monitoring The Gas Pressure

    DANGER If gas pressure is beyond the minimum or maximum functional level: ➭ Contact the regional Siemens representative immediately. ➭ Shut down the circuit-breaker panel if required. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 129/214...

  • Page 130: Checking The Circuits Of The Low-Voltage Equipment

    ➭ Replace missing labels using the information given in the circuit diagrams. 29.6 Checking protection against environmental influences For touching up doors and front parts there is a paint pen available. ➭ Touch up surface damages. 130/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 131: Final Installation Work

    Fig. 144: Fixing of low-voltage cables ① Fixing of low-voltage cables at the upper front support ② Fixing of low-voltage cables at the lower front support ③ Low-voltage cables 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 131/214...

  • Page 132: Mounting The Metal Covers

    ➭ Pull the STG plug horizontally out of the VBSTB4 modular terminal. ✔ The STG plug is removed. 30.3 Mounting the metal covers ➭ Screw all metal covers to the frames again. 132/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 133: Installation Of Degree Of Protection Version Ip31D

    (6 bolts M6 x 25) ② Protection plate for intermediate panels (6 bolts M6 x 25) ③ Sealing tape Fig. 146: Example: Fastening protection plate for end panel and intermediate panel 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 133/214...
  • Page 134 Attach a sealing tape under the sealing strip. ① Sealing strip (4 bolts M6 x 25) ② Sealing tape Fig. 147: Example: Fastening the sealing strip on the junction edge between two panels 134/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 135: Installation Of Rear Walls Of Switchgear

    The fixing cross member for intermediate panels is identical with the fixing cross member for end panels. However, the fixing cross member is turned by 180° if a higher busbar housing with a disconnectable feeder to the top was mounted. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 135/214...
  • Page 136 Fig. 150: Retainers for the rear walls ① ② Retainer for ③ Retainer for left end panels (retainer for intermediate panels right end panels is not shown here) 136/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 137 ➭ Bolt the upper rear walls together with the retainers. Use 10 bolts M6 x 12 for each rear wall. Tightening torque: 12 Nm. Fig. 152: Mounting upper rear walls 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 137/214...

  • Page 138: Installation Of End Walls

    Installation Installation of end walls As-delivered condition of panel: Fig. 153: As-delivered condition ➭ Tighten rear end cover. Fig. 154: Fixing points of rear end cover 138/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 139 Fig. 155: Fixing points for lower arc-resistant protection walls, at the frame connection ➭ Hang in the upper arc-resistant protection walls, and fix loosely using bolts. Fig. 156: Fixing points for upper arc-resistant protection walls 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 139/214...
  • Page 140 ➭ Fasten short air guide from inside and long air guide from outside. Fig. 158: Mounting direction for short air guide and long air guide Fig. 159: Fixing points for short air guide 140/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 141 Installation Fig. 160: Fixing points for long air guide ➭ Mount central support. Fig. 161: Fixing points of central support 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 141/214...
  • Page 142 Fig. 162: Fixing points of lower end wall (close the drill holes identified with ① using stoppers) ➭ Mount upper end wall. Fig. 163: Fixing points for upper end wall 142/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 143: Commissioning

    Hand crank ② "Closing spring not charged" indication ③ "Closing spring charged" indication ➭ Close and open the circuit-breaker. ➭ Close and open the busbar earthing switch several times. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 143/214...
  • Page 144 - Actuate the OFF pushbutton. - Disconnect the control cables from the low-voltage compartment. ➭ The spring energy store indicator must show "spring not charged". ➭ Remove the circuit-breaker front cover. 144/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 145: Checking The Accessories

    Correcting circuit diagrams ➭ Note any modifications which may have been made during installation or commissioning in the supplied circuit diagrams. ➭ After completion of the installation work, ask the regional Siemens representative for correction of the original circuit diagrams. 34.5 Instructing the operating personnel ➭...

  • Page 146: Operation

    Manometer for three-position disconnector housing in busbar system 1 ⑯ Manometer for circuit-breaker housing ⑰ Manometer for three-position disconnector housing in busbar system 2 ⑱ Low-voltage compartment Fig. 164: Switchgear front 146/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 147 Fig. 167: Adapter for emergency operation Fig. 168: Hand crank for (to be used only with charging the closing spring motor operating mechanism) Fig. 169: Double-bit key 3 mm (door of low-voltage compartment 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 147/214...

  • Page 148: Circuit-Breaker Operation

    ➭ Fit the padlock only if the feeder is earthed. ➭ Operate the OFF pushbutton in the circuit-breaker control board. ✔ The circuit-breaker is open. 148/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 149: Emergency Release Of The Circuit-Breaker

    Push the lever of the locking device upwards and remove the auxiliary means. Fig. 172: Operating the emergency release 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 149/214...

  • Page 150: Recommendation For Sealing The Pushbuttons

    ➭ Operate the OFF pushbutton in the circuit-breaker control board. ✔ The circuit-breaker is open. ➭ Shift the retaining screw of the striker from position A to B to activate the undervoltage release. 150/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 151: Test Operation With Auxiliary Voltage (Motor Operating Mechanism)

    ➭ Insert hand crank. ➭ Turn hand crank clockwise approx. 30 turns until the indication "closing spring charged" appears. ➭ Remove hand crank. ➭ Close cutout with cover. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 151/214...

  • Page 152: Operating The Three-Position Disconnector

    The manual switching operations DISCONNECTING or READY-TO-EARTH must be pre-selected with the interrogation lever. The interrogation lever can only be operated if the associated switching operation is permissible. 152/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 153 Fig. 176: Rear position indicator at the disconnector housing for busbar system 1 Fig. 177: Rear position indicator at the disconnector housing for busbar system 2 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 153/214...

  • Page 154: Closing The Three-Position Disconnector Manually

    ➭ Remove the operating lever for the DISCONNECTING function. ✔ The left-hand control gate returns to its initial position. ✔ The opening for the DISCONNECTING function is closed. 154/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 155: Opening The Three-Position Disconnector Manually

    Here, the three-position disconnector can be operated under load. Operating under load will destroy the three-position disconnector! ➭ Do not operate the three-position disconnector under load. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 155/214...
  • Page 156 Danger! High voltage! The earthing process is not completed until the circuit-breaker is closed. ➭ Close the circuit-breaker after having switched the three-position disconnector to READY- TO-EARTH position. ➭ Close the circuit-breaker (see page 148, "Circuit-breaker operation"). 156/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 157: Deactivating The Ready-To-Earth Function Manually

    ✔ The opening for the READY-TO-EARTH function is closed. 37.6 Three-position disconnector with auxiliary voltage (motor operating mechanism) Three-position disconnectors with motor operating mechanism can also be controlled from remote according to their design. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 157/214...

  • Page 158: Emergency Release Of The Interlock With Solenoids At The Three-Position Disconnector

    ➭ Push the control gate to the left. ✔ The right-hand solenoid is released again, blocking further movements. Fig. 183: Pushing the control gate to the left position 158/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 159: Emergency Operation Of The Three-Position Disconnector

    ➭ The operating lever with pushed-on adapter is not aligned according to the noses of the standard operating lever, but according to the adapter slots. Fig. 185: Marking (long slot) on operating lever with pushed-on adapter 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 159/214...
  • Page 160 Insert the operating lever with pushed-on adapter in such a way that the inner slot of the adapter fits on the pin of the operating shaft. Fig. 187: Inserting the operating lever with pushed-on adapter 160/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 161 Position of long slot: top Position of short slot: top Position of short slot: bottom The earthing switch is in CLOSED position. The earthing switch is in OPEN position. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 161/214...
  • Page 162 1 in de-energized condition only. ➭ Before switching to the work-in-progress earthing contact, always contact the regional Siemens representative. 162/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 163 OPEN ➭ Remove the emergency operating lever again. ✔ The control gate returns to its initial position. ✔ The opening for the DISCONNECTING function is closed. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 163/214...
  • Page 164 Fig. 191: Emergency operation of the READY-TO-EARTH function of the three-position disconnector ➭ Push the control gate to the left. ➭ Push the control gate to the right. ✔ The opening for the READY-TO-EARTH function is free. 164/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 165 ✔ The opening for the READY-TO-EARTH function is closed. Switching operations ➭ Perform further manual switching operations only with the associated operating levers for after emergency the DISCONNECTING or READY-TO-EARTH functions. operation 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 165/214...

  • Page 166: Feeder Earthing And De-Earthing

    ➭ For circuit-breaker panels: Circuit-breaker panels cannot be operated when the disconnecting function is mechanically interlocked (see page 148, "Opening the circuit- breaker manually"). ➭ For disconnector panels: Make sure that the feeder is isolated from supply. 166/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 167: Feeder Earthing

    ➭ auxiliary voltage is available. ➭ Open the circuit-breaker (see page 148, "Opening the circuit-breaker manually"). ➭ Switch the three-position disconnector to OPEN position (see page 157, "Deactivating the ready-to-earth function manually"). 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 167/214...

  • Page 168: Operating The Busbar Make-Proof Earthing Switch

    Starting another switching operation or switching back in the course a switching operation is not possible. ➭ Wait for completion of a started switching operation before starting another switching operation. 168/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 169: Closing

    The position indicator changes from faulty position to CLOSED position. ➭ Optionally: Padlock the control gate. ✔ The busbar earthing switch is closed. Fig. 195: Position indicator at the busbar earthing switch (basic scheme) 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 169/214...

  • Page 170: Opening

    The position indicator changes from faulty position to OPEN position. ➭ Optionally: Padlock the control gate. ✔ The busbar earthing switch is open. Fig. 197: Position indicator at the busbar earthing switch (basic scheme) 170/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 171: Emergency Release Of The Interlock With Solenoids At The Busbar Earthing Switch

    ➭ Insert the screwdriver through the right-hand opening and push the solenoid back. ➭ Push the control gate to the left. ✔ The right-hand solenoid is released again, blocking further movements. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 171/214...
  • Page 172 ➭ After work completion, pull the screwdriver out and refit the stopper. ✔ The solenoid is released again, blocking further movements. Fig. 200: Pushing the control gate to the center position (basic scheme) 172/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 173: Interlocks

    Additionally, electromechanical interlocks may be fitted for disconnectors and earthing switches or for earthing switches. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 173/214...
  • Page 174 / mechanical interlocks, Q61 or Q62 OPEN Additionally, electromechanical interlocks may be fitted for disconnectors and earthing switches or for earthing switches. 174/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 175 Additionally, electromechanical interlocks may be fitted for disconnectors and earthing switches or for earthing switches. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 175/214...

  • Page 176: Verification Of Safe Isolation From Supply

    ➭ Plug voltage indicator in all three phases L1, L2, L3 of the plug-in sockets. ✔ If the indicator does not flash or light up in any of the three phases, the phases are not live. 176/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 177: Capdis -S1+/-S2

    CAPDIS-S1+/S2+ so that the marked arrow ③ ① the housing points to the marking on the C2 module ② Fig. 209: Marking of the factory setting at the C2 module 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 177/214...

  • Page 178: Indications Vois, Vois R

    Voltage (not operating voltage) present Indication: "Test" passed (lights up shortly) Indication: "Test" not passed (lights up shortly) Overvoltage present (lights up permanently) Indication: "ERROR" e.g., in case of missing auxiliary voltage 178/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 179: Indications Wega 1.2, Wega 2.2

    • For WEGA 2.2: Auxiliary power present, LCD illuminated • Indication: "Display Test" passed • For WEGA 2.2: Auxiliary power present, LCD illuminated For WEGA 2.2: LCD for missing auxiliary voltage is not illuminated 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 179/214...

  • Page 180: Overview Of Switching Operations

    Push the left-hand control gate to the left. ➭ Switch the three-position disconnector to CLOSED position (insert the operating lever for the DISCONNECTING function and turn 180° clockwise). 180/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 181 Push the selector gate to the center position. ➭ Remove the operating lever for the DISCONNECTING function. The left-hand control gate returns to its initial position. ➭ Close the circuit-breaker. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 181/214...
  • Page 182 Disconnecting the feeder from busbar system 1 Initial situation ➭ Open the circuit-breaker. ➭ Push the selector gate to the left. ➭ Push the left-hand control gate to the left. 182/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 183 DISCONNECTING function and turn 180° The left-hand control gate returns to its initial position. counter-clockwise). ➭ Push the selector gate to the center position. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 183/214...
  • Page 184 Push the left-hand control gate to the right. ➭ Switch the three-position disconnector to READY-TO-EARTH position (insert the operating lever for the READY-TO-EARTH function and turn 180° clockwise). 184/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 185 Push the selector gate to the center position. ➭ Remove the operating lever for the READY-TO-EARTH function. The left-hand control gate returns to its initial position. ➭ Close the circuit-breaker. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 185/214...
  • Page 186 Operation Feeder de-earthing Initial situation ➭ Open the circuit-breaker. ➭ Push the selector gate to the left. ➭ Push the left-hand control gate to the right. 186/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 187 READY-TO-EARTH function and turn 180° The left-hand control gate returns to its initial position. counter-clockwise). ➭ Push the selector gate to the center position. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 187/214...

  • Page 188: Switching Operations In The Bus Sectionalizer Panel

    Coupling the busbar sections of system 1 Initial situation ➭ Push the left-hand selector gate to the right. ➭ Push the right-hand selector gate in the left-hand panel to the left. 188/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 189 Remove the operating lever for the DISCONNECTING function. The right-hand control gate in the left-hand panel returns to its initial position. ➭ Push the left-hand selector gate to the center position. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 189/214...
  • Page 190 Push the left-hand control gate in the right-hand panel to the left. ➭ Switch the three-position disconnector to CLOSED position (insert the operating lever for the DISCONNECTING function and turn 180° clockwise). 190/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 191 The left-hand control gate in the right-hand panel returns to its initial position. ➭ Push the right-hand selector gate to the center position. ➭ Close the circuit-breaker in the right-hand panel. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 191/214...

  • Page 192: Switching Operations In The Bus Coupler Panel

    DISCONNECTING function and turn 180° clockwise). ➭ Remove the operating lever for the DISCONNECTING function. ➭ Push the selector gate to the left. The right-hand control gate returns to its initial position. 192/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 193 Remove the operating lever for the DISCONNECTING function. ➭ Push the selector gate to the center position. The left-hand control gate returns to its initial position. ➭ Close the circuit-breaker. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 193/214...

  • Page 194: Switching Operations In Top-Mounted Bus Sectionalizer, System 1

    DISCONNECTING function and turn 180° clockwise). ➭ Remove the operating lever for the DISCONNECTING function. The right-hand control gate returns to its initial position. 194/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 195 DISCONNECTING function and turn 180° counter-clockwise). ➭ Remove the operating lever for the DISCONNECTING function. The right-hand control gate returns to its initial position. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 195/214...
  • Page 196 (insert the operating lever for the READY-TO-EARTH function and turn 180° clockwise). ➭ Remove the operating lever for the READY-TO-EARTH function. The left-hand control gate returns to its initial position. 196/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 197 DISCONNECTING function and turn 180° counter-clockwise). ➭ Remove the operating lever for the DISCONNECTING function. The left-hand control gate returns to its initial position. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 197/214...
  • Page 198 (insert the operating lever for the READY-TO-EARTH function and turn 180° clockwise). ➭ Remove the operating lever for the READY-TO-EARTH function. The left-hand control gate returns to its initial position. 198/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 199: Switching Operations For Disconnectable Voltage Transformers

    Remove the operating lever for position (insert the operating lever for the DISCONNECTING function. the DISCONNECTING function and turn The control gate returns to its initial position. 180° counter-clockwise). 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 199/214...
  • Page 200 Remove the operating lever for position (insert the operating lever for the the READY-TO-EARTH function. READY-TO-EARTH function and turn The control gate returns to its initial position. 180° counter-clockwise). 200/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 201: Cable Testing

    ➭ Remove non-disconnectable voltage transformers. ATTENTION The voltage indicators CAPDIS-S1+ and CAPDIS-S2+ may be damaged during power-frequency voltage tests. ➭ Short-circuit voltage indicators with the earthing points of the test sockets. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 201/214...

  • Page 202: Function Test

    (see page 155, "Opening the three-position disconnector manually "). ➭ Screw test adapter onto cable termination. ➭ Connect test lead. ➭ Perform voltage test. ➭ After voltage test, earth the feeder (see page 167, "Feeder earthing"). 202/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 203: Servicing

    These intervals are guidelines which have to be adjusted to the different operating conditions (e.g. dusty environment, frequent condensation, etc.). The maintenance actions with the associated test and maintenance operations are shown in the following table. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 203/214...

  • Page 204: Procedure For Bolted Joints And Seals

    ➭ If required, place desiccant bags in the cover. ➭ Mount the cover. ➭ Bolt the flanges tight cross-wise with the hexagonal bolts M8 with new spring elements. Tightening torque: 20 Nm. 204/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 205: Maintenance Of The Vacuum Circuit-Breaker Operating Mechanism

    Guide of opening spring ⑫ Opening spring ⑦ Deflecton of auxiliary switch ⑨ Opening latch ⑩ Curve for opening latch ⑪ End stop ⑬ Crank pin for pushbutton operation 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 205/214...

  • Page 206: Cleaning Agents And Cleaning Aids

    Household cleaner For cleaning electrostatically stressed insulation (e.g. epoxy resin) Cleaning aids Lint-free cleaning paper For applying and cleaning liquid cleaning agent (single use) Brush Cleaning rag Vacuum cleaner 206/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

  • Page 207: Lubricants

    Due to the fact that all parts of this switchgear type have been optimized to last the normal service life, it is not possible to recommend particular spare parts. 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 207/214...

  • Page 208: End Of Service Life

    Auxiliary devices such as short-circuit indicators have to be recycled as electronic scrap. Any existing batteries have to be recycled professionally. As delivered by Siemens, the switchgear does not contain hazardous materials as per the Hazardous Material Regulations applicable in the Federal Republic of Germany. For operation in other countries, the locally applicable laws and regulations must be observed.

  • Page 209: Siemens Service Hotline

    - +55 11 4585 8040 - suporte.br@siemens.com - local working hours • Customer Support India (only for Indian market) - +91 1 800 419 7477 - service.energy.in@siemens.com - local working hours 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 209/214...

  • Page 210: Index

    Circuit-breaker, activating undervoltage release .... 144 Feeder earthing ............166 Circuit-breaker, charging the closing spring manually ..151 Fixing material..............62 Circuit-breaker, design ............ 22 Floor fixing plate............. 56 Circuit-breaker, emergency release ....... 149 210/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 211 Power-frequency voltage test.......... 84 Insulating gas SF6............44 Power-frequency voltage test on site....... 93 Integrated varistor ............44 PPE................... 7 Interlocks ..............173 Protective equipment............7 IP31D ................133 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 211/214...
  • Page 212 Test operation with motor operating mechanism, Versions of degrees of protection ........133 circuit-breaker .............. 151 Vertically falling water drops ......... 133 Test operation without auxiliary voltage, VOIS ................177 circuit-breaker .............. 150 212/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...
  • Page 213 Voltage transformer 4MT7 , installation ......104 Voltage transformers, removal ........107 Voltage transformer 4MT7 , removal......111 Voltage transformer 4MU4 , installation......101 WEGA 1.2/2.2 ............... 179 864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 213/214...
  • Page 214 Imprint Siemens AG Energy Management Medium Voltage & Systems Schaltanlagenwerk Frankfurt Carl-Benz-Str. 22 D-60386 Frankfurt © Siemens AG 2016 214/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9...

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