Siemens SGIM-3268H Vacuum Circuit Breaker Manuals

Manuals and User Guides for Siemens SGIM-3268H Vacuum Circuit Breaker. We have 1 Siemens SGIM-3268H Vacuum Circuit Breaker manual available for free PDF download: Manual

Siemens SGIM-3268H Manual

Siemens SGIM-3268H Manual (52 pages)

Vacuum, 5kV and 15kV, Type GMI

Brand: Siemens | Category: Circuit breakers | Size: 5.57 MB

Table of Contents

Table of Contents
3
Table of Contents

4
Introduction and Safety

4
- Introduction
  4
- Qualified Person
  4
- Signal Words
  4
- Dangerous Procedures
  4
- Field Service Operation
  4
Receiving, Handling and Storage

5
- Introduction
  5
- Receiving Procedure
  5
- Shipping Damage Claims
  5
- Handling Procedure
  5
- Storage Procedure
  5
- Indoor Storage
  5
- Outdoor Storage
  5
- Space Heating
  5
Installation Checks and Initial Functional Tests

6
Interrupter/Operator Description

11
- Introduction
  11
- Vacuum Interrupters and Primary Disconnects
  11
- Primary Disconnects
  12
- Phase Barriers
  12
- Stored Energy Operating Mechanism
  12
- Modes of Operation - MID-1991 and after
  13
  - Modes of Operation Discussion
    13
  - Spring Charging Mode
    13
  - Closing Mode
    14
  - Trip Free Mode
    14
  - Opening Mode
    15
  - Rapid Auto-Preclosing Mode
    15
- Modes of Operation - up to MID-1991
  15
  - Modes of Operation Discussion
    15
  - Spring Charging Mode
    15
  - Closing Mode
    16
  - Trip Free Mode
    16
  - Opening Mode
    17
  - Rapid Auto-Preclosing Mode
    17
- Closing and Opening Springs
  18
- Trip Free Operation
  18
- Damper
  18
- Manual Spring Charging
  19
- Spring Charging Motor
  19
- Close Solenoid, Trip Solenoid and Anti-Pump Relay
  19
- Secondary Disconnect
  19
- Auxiliary Switch
  20
- MOC (Mechanism Operated Cell) Switch
  20
- TOC (Truck Operated Cell) Switch
  21
- Limit Switches
  21
- Standard Schematic Diagrams
  22
- Capacitor Trip Device
  22
- Undervoltage Release
  22
- Interlocks
  24
- Trip Free Interlock
  24
- Rating Interlock
  24
- Circuit Breaker Frame
  24
- Ground Disconnect
  25
- Circuit Breaker Handling Wheels
  25
- Racking Mechanism
  25
Maintenance

26
Overhaul

33
Periodic Maintenance and Lubrication Tasks

46
Troubleshooting

47
Appendix

49

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