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This course focuses on developing a comprehensive understanding of 132 kV and 380 kV gas-insulated substations (GIS), covering their main components, operation, control, maintenance activities, and troubleshooting techniques. Upon completion, participants will be able to comprehend GIS operating principles and apply proper maintenance and fault-handling practices to ensure safe and reliable substation performance.
Expert
Course topics cover:
Circuit breaker closing and control circuits.
Circuit breaker tripping circuit.
Circuit breaker motor charging circuit.
Disconnector and earth switch control circuit.
Disconnector and earth switch motor circuit.
Pole discrepancy circuit.
Electrical interlocking circuit.
Mechanical interlock.
Alarm circuit.
Synchronization circuit.
Bay control unit circuit.
Manual operation of circuit breakers, disconnectors, and earth switches.
Maintenance and troubleshooting of switchgear.
Operation procedures.
Protection scheme logic for 10 kV, 115 kV, and 132 kV OHTL, transformers, and busbars.
Operation from the SAS system.
Reading and understanding alarms from the SAS system.
Safety precautions before starting the operation and troubleshooting.
