Generator circuit breaker FKG2
Maintenance and breakdown repair (V9442)
| Duration |
|---|
| 3 days |
| Who should attend? |
|---|
| Technicians involved in the operation and maintenance on generator circuit breakers up to 200 MW per unit |
What will I learn from this course?
- Understand the operation of generator circuit breakers contextually
- Apply the maintenance procedures of the combined FKG1, SKG, MKG, IKG and the associated mechanisms
- Carry out corrective maintenance in case minor failure
Apply the safety rules during the maintenance
Topics
Sulphur hexafluoride SF6
- Precautions and security, handling and recovery
Breaking electrical phenomena
Development of SF6 generator circuit breakers
- Display steps of extinguishing in SF6
- Arc extinguishing
Presentation of the SF6 circuit breakers FKG2
- Range FKG, pole architecture, operating sequences of interrupting chamber
Mechanical control mechanism LV diagrams
- LV diagrams: special functions, possible options
Mechanical control mechanism FK3-4
- General remarks, security provision
- Operating principle (kinematics, energy transfer)
- Breakdown repair methodology, interchange ability
Maintenance and tooling for SF6
circuit breakers FKG2
- Maintenance plan, dedicated tooling for maintenance
- Wear measurement of contacts
Mechanical control mechanism LV diagrams
- LV diagrams: special functions, possible options
SF6 monitoring
- SF6 monitoring device, density switch, SF6 pressure variation curves filling valve
Practical work on Circuit breakers with associated control mechanisms
Learning path
| Prerequisites | V9442 | Next step |
|---|---|---|
| Fundamentals of electricity and mechanics | 50% Practical 50% Theoretical | V8412 |
Generator circuit breaker FKG2
Maintenance and breakdown repair (V9442)
| Duration |
|---|
| 3 days |
| Who should attend? |
|---|
| Technicians involved in the operation and maintenance on generator circuit breakers up to 200 MW per unit |
What will I learn from this course?
- Understand the operation of generator circuit breakers contextually
- Apply the maintenance procedures of the combined FKG1, SKG, MKG, IKG and the associated mechanisms
- Carry out corrective maintenance in case minor failure
Apply the safety rules during the maintenance
Topics
Sulphur hexafluoride SF6
- Precautions and security, handling and recovery
Breaking electrical phenomena
Development of SF6 generator circuit breakers
- Display steps of extinguishing in SF6
- Arc extinguishing
Presentation of the SF6 circuit breakers FKG2
- Range FKG, pole architecture, operating sequences of interrupting chamber
Mechanical control mechanism LV diagrams
- LV diagrams: special functions, possible options
Mechanical control mechanism FK3-4
- General remarks, security provision
- Operating principle (kinematics, energy transfer)
- Breakdown repair methodology, interchange ability
Maintenance and tooling for SF6
circuit breakers FKG2
- Maintenance plan, dedicated tooling for maintenance
- Wear measurement of contacts
Mechanical control mechanism LV diagrams
- LV diagrams: special functions, possible options
SF6 monitoring
- SF6 monitoring device, density switch, SF6 pressure variation curves filling valve
Practical work on Circuit breakers with associated control mechanisms
Learning path
| Prerequisites | V9442 | Next step |
|---|---|---|
| Fundamentals of electricity and mechanics | 50% Practical 50% Theoretical | V8412 |
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