Siemens 8DB10 - Page 142

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Installation

142/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9

➭ Mount lower end wall.

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

Main Page

Table of Contents3
Safety Instructions6
Signal Terms and Definitions6
General Instructions7
Due Application8
Qualified Personnel8
Description10
Features10
Panel Types11
Examples for Panel Versions12
Panel Design20
Function20
Subframe20
Low-Voltage Compartment20
Switchpanel Pole20
Switchgear Panel21
Circuit-Breaker22
Design22
Operating Mechanism Box23
Equipment23
Disconnector and Three-Position Disconnector24
Make-Proof Busbar Earthing Switch27
Current and Voltage Transformers28
Voltage Transformers28
Current Transformers29
Gas Compartments30
Panel Connection32
Features32
Panel Connection Versions for Cable Plugs32
Voltage Detecting Systems34
Aseismic Design (Option)38
Accessories39
Standard Accessories39
Other Accessories40
Technical Data42
Electrical Data42
Vacuum Circuit-Breaker42
Insulating Gas SF644
Classification of 8DB10 According to46
Iec 62 271-20046
Standards, Specifications, Guidelines46
Phase Sequence47
Gas Leakage Rate47
Rating Plates48
Overview of Busbar Covers49
Installation50
Constructional Stipulations50
Switchgear Room50
Constructional Data of the Foundation53
Transport Units57
Before Installation59
Preliminary Clarifications59
Intermediate Storage59
Tools/Auxiliary Means61
Installation and Fixing Material62
Comments on Electromagnetic Compatibility62
Unloading and Erecting the Transport Units63
Packing and Transport Unit63
Checking the Delivery for Completeness and Transport Damage63
Checking the SF6 Gas Pressure64
Unloading Transport Units65
Transporting the Units to the Place of Installation66
Setting down the Transport Units at the Place of Installation68
Aligning the Switchgear70
Assembling the Switchgear71
Preparing Busbar Assembly71
Installing Transport Units74
Installing Further Transport Units77
Completing Switchgear Installation77
Installation Work with SF6 Gas before Commissioning84
Completing Busbar Assembly and Filling with SF6 Gas84
Installing the Panel Connections Supplied in the Accessories, and Filling the Circuit-Breaker Housing with SF6 Gas87
Performing the Power- Frequency Voltage Test93
Installation Work with SF6 Gas after the Power-Frequency Voltage Test95
Installing Solid-Insulated Bars at the Panel Connection, and Filling the Circuit-Breaker Housings with SF6 Gas95
Installing Voltage Transformers96
Installation of Voltage Transformers Type 4MT3 on the Busbar97
Installation of Voltage Transformers Type 4MU4 on the Busbar101
Installation of Voltage Transformers Type 4MT7 at the Cable Feeder104
Removal of Voltage Transformers107
Removal of Voltage Transformers Type 4MT3 from the Busbar107
Removal of Voltage Transformers Type 4MU4 from the Busbar109
Removal of Voltage Transformers Type 4MT7 from the Cable Feeder111
Busbar Components113
Voltage Transformer Damping Resistor113
Voltage Transformer with or Without Three-Position Disconnector114
Solid-Insulated Bar (V-Type Bar)116
Gas-Insulated Bar120
Busbar Connection S2 and S3124
Busbar Earthing Switch126
Capacitive Voltage Tap at the Busbar127
Tests128
Checking the SF6 Gas Filling128
Monitoring the Gas Pressure129
Checking the Circuits of the Low-Voltage Equipment130
Checking High-Voltage Connections130
Checking Electrical Connections130
Checking Protection against Environmental Influences130
Final Installation Work131
Mounting Cables with Plugs131
Connecting Low-Voltage Cables131
Mounting the Metal Covers132
Installation of Degree of Protection Version IP31D133
IP31D - Protection against Vertically Falling Water Drops133
Installation of Rear Walls of Switchgear135
Installation of End Walls138
Commissioning143
Checking the Installation Work143
Test Operation143
Checking the Accessories145
Correcting Circuit Diagrams145
Instructing the Operating Personnel145
Operation146
Control Elements and Indicators146
Circuit-Breaker Operation148
Closing the Circuit-Breaker Manually148
Opening the Circuit-Breaker Manually148
Emergency Release of the Circuit-Breaker149
Recommendation for Sealing the Pushbuttons150
Test Operation Without Auxiliary Voltage150
Test Operation with Auxiliary Voltage (Motor Operating Mechanism)151
Charging the Closing Spring Manually151
Operating the Three-Position Disconnector152
Control Elements and Indicators152
Closing the Three-Position Disconnector Manually154
Opening the Three-Position Disconnector Manually155
Activating the Ready-To-Earth Function Manually155
Deactivating the Ready-To-Earth Function Manually157
Three-Position Disconnector with Auxiliary Voltage (Motor Operating Mechanism)157
Emergency Release of the Interlock with Solenoids at the Three-Position Disconnector158
Emergency Operation of the Three-Position Disconnector159
Feeder Earthing and De-Earthing166
Feeder Earthing167
Feeder De-Earthing167
Operating the Busbar Make-Proof Earthing Switch168
Control Elements and Indicators168
Closing169
Opening170
Emergency Release of the Interlock with Solenoids at the Busbar Earthing Switch171
Interlocks173
Verification of Safe Isolation from Supply176
LRM Plug-In Sockets176
Capdis -S1+/-S2177
Indications VOIS, VOIS R178
Indications WEGA 1.2, WEGA 2.2179
Overview of Switching Operations180
Switching Operations in the Circuit-Breaker Panel180
Switching Operations in the Bus Sectionalizer Panel188
Switching Operations in the Bus Coupler Panel192
Switching Operations in Top-Mounted Bus Sectionalizer, System 1194
Switching Operations for Disconnectable Voltage Transformers199
Cable Testing201
Test Voltage201
Safety Instructions201
Function Test202
Servicing203
Maintenance203
Switchgear Maintenance203
Safety Instructions203
Maintenance Recommendation203
Procedure for Bolted Joints and Seals204
Maintenance of the Vacuum Circuit-Breaker Operating Mechanism205
Cleaning Agents and Cleaning Aids206
Lubricants207
Switchgear Extension and Replacement of Panels and Components207
Spare Parts207
End of Service Life208
Siemens Service Hotline209
Index210

Siemens 8DB10 - Page 142

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