Name: Siemens 8DA10 Series
Brand: Siemens
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Installation

90/214 Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • 861-9601.9

Setting down and

mounting the

busbar housing

➭ Set down the busbar housing.

Fig. 97: Setting down the busbar housing

➭ Align the housings to be interconnected using a suitable auxiliary means and bolt together.

Fig. 98: Aligning the busbar housings

Table of Contents3
Safety Instructions6
Signal Terms and Definitions6
General Instructions7
Security9
Due Application9
Qualified Personnel10
Description11
Panel Overview11
Subframe11
Switchpanel Pole11
Examples for Panel Versions12
Examples for Panel Versions13
Low-Voltage Compartment15
Circuit-Breaker16
Design16
Circuit-Breaker Operating Mechanism16
Equipment17
Three-Position Disconnector18
Make-Proof Busbar Earthing Switch20
Current and Voltage Transformers21
4MT and 4MU Voltage Transformers21
Current Transformers23
Gas Compartments24
Panel Connection25
Features25
Cable Plugs for Panel Connection Versions25
Protection and Control Equipment27
Voltage Detecting Systems27
Aseismic Design (Option)28
Accessories29
Standard Accessories29
Other Accessories30
Technical Data31
Electrical Data31
Vacuum Circuit-Breaker32
Endurance Classes34
Insulating Gas35
Classification of 8DA10 According to37
Iec 62 271-20037
Standards, Specifications, Guidelines37
Phase Sequence38
Rating Plates39
Installation40
Constructional Stipulations40
Switchgear Room40
Constructional Data of the Foundation43
Transport Units45
Before Installation46
Preliminary Clarifications46
Installation and Fixing Material46
Working Materials46
Overview of Busbar Housing Covers with Desiccant Bags47
Tightening Torques48
Comments on Electromagnetic Compatibility49
Transport and Storage50
Packing and Transport Unit50
Completeness and Transport Damages50
Intermediate Storage50
Transporting and Unloading the Transport Unit53
Setting down the Transport Units at the Place of Installation56
Aligning the Switchgear59
Checking the SF6 Gas Pressure60
Switchgear Installation61
Preparing Busbar Assembly62
Lining up Panels71
Lining up Further Panels74
Completing Switchgear Installation74
Mounting the Cable Bracket77
Installing the Earthing Busbar79
Interconnecting Panels with 5000 a Busbar (Twin Busbar)84
Installation Work with SF6 Gas before Commissioning95
Completing Busbar Assembly and Filling with SF6 Gas95
Installing the Panel Connections Supplied97
The Circuit-Breaker Housing with SF6 Gas97
Installing Solid-Insulated Bars at the Panel Connection, and Filling the Circuit-Breaker Housings with SF6 Gas103
Performing the Power- Frequency Voltage Test105
Installing the Voltage Transformers106
Installation of Voltage Transformers Type 4MT3 on the Busbar107
Installation of Voltage Transformers Type 4MU4 on the Busbar111
Installation of Voltage Transformers Type 4MT7 at the Cable Feeder113
Removing the Voltage Transformers116
Removal of Voltage Transformers Type 4MT3 from the Busbar117
Removal of Voltage Transformers Type 4MU4 from the Busbar119
Removal of Voltage Transformers Type 4MT7 from the Cable Feeder121
Busbar Components123
Installing the Bus Sectionalizer127
Tests131
Checking the SF6 Gas Filling131
Monitoring the Gas Pressure131
Checking the Circuits of the Low-Voltage Equipment133
Checking High-Voltage Connections133
Checking Electrical Connections133
Checking Protection against Environmental Influences133
Final Installation Work134
Mounting Cables with Plugs134
Connecting Low-Voltage Cables134
Mounting the Metal Covers135
Installation of Degree of Protection Version IPX1136
IP31D - Protection against Vertically Falling Water Drops136
Installation of Rear Walls of Switchgear139
Installation of End Walls142
Commissioning147
Checking the Installation Work147
Test Operation147
Checking the Accessories149
Schutzgeräte Prüfen149
Correcting Circuit Diagrams149
Instructing the Operating Personnel149
Operation150
Control Elements and Indicators151
Control Elements and Indicators of the Circuit-Breaker152
Control Elements and Indicators of the Three-Position Disconnector152
Operating Tools153
Interlocks154
Operating the Circuit-Breaker155
Closing the Circuit-Breaker Manually155
Opening the Circuit-Breaker Manually155
Emergency Release of the Circuit-Breaker (with Locking Solenoid -Y16)155
Test Operation156
Charging the Closing Spring Manually157
Operating the Circuit-Breaker and the Three-Position Disconnector158
Switching Operations in the Circuit-Breaker Panel158
Switching Operations in the Bus Sectionalizer Panel164
Switching Operations in Top-Mounted Bus Sectionalizer (Without Additional Panel)176
Switching Operations with Busbar Components182
Switching Operations for Busbar Connection with Three-Position Disconnector185
Three-Position Disconnector with Auxiliary Voltage (Motor Operating Mechanism)187
Emergency Operation of the Three-Position Disconnector187
Operating the Make-Proof Busbar Earthing Switch193
Control Elements and Indicators193
Closing194
Opening195
Emergency Release of the Interlock with Solenoids at the Busbar Earthing Switch195
Verification of Safe Isolation from Supply197
LRM Plug-In Sockets197
VOIS and CAPDIS Indications198
WEGA Indications200
Cable Testing201
Safety Instructions201
Test Voltage201
Function Test202
Servicing203
Maintenance203
Maintenance of the Vacuum Circuit-Breaker Operating Mechanism204
Procedure for Bolted Joints and Seals207
Cleaning Agents and Cleaning Aids207
Lubricants207
Switchgear Extension and Replacement of Panels and Components208
Spare Parts208
End of Service Life209
Siemens Service Hotline210
Index211

Brand	Siemens
Model	8DA10 Series
Category	Circuit breakers
Language	English

Siemens 8DA10 Series User Manual

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Siemens 8DA10 Series Specifications

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