- Power Generation
- Power Distribution
- High Voltage
- Apprenticeships
- Maintenance
- Low Voltage
- Health, Safety and Environment
- Conferences
Electrical Switchgear Maintenance
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- Objectives
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Maintenance awareness of HV Electrical Distribution plant with some practical exercises.
- Content
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General Maintenance and Operation of 11kv Oil Circuit Breaker
Oil Testing Procedures
Dielectric Strength
Moisture Content
Dressing of Fixed and Moving Contacts
Contacts
Wipe Checks
Renewal
Resistance Checks
Maintenance and Lubrication of Mechanisms – Auxiliary Switches, Interlocks and Shoot Bolts
General Maintenance and Operation of 11kv Sf6 and Vacuum Circuit Breakers SF6
Safe Handling of SF6
Gas Pressure Checks
Safe Use of Compressed Gas
Topping Up Procedures
Contact Resistance Checks
Contact Touch Condition
Contact Erosion
Vacuum
Vacuum Interrupters Checks
Primary Contact Resistance Checks
Closing Solenoid
Trip Solenoid – Check, Adjust, Lubricate
General
Mechanical Mechanisms
Raising/Lowering Gear
Interlocks Check, Lubricate
11 KV Oil Filled Transformer Maintenance
Oil Handling – Sampling/Testing
Dielectric Strength
Moisture Content
Acidity Test
PCB Awareness
Remedial Maintenance
Oil Change – Flushing
Refilling
Substation Inspection Procedures
Distribution Safety Rules
Competent Persons
Sub-Station Access Procedures
Work Specification 11kV Subs/codes of practice
Substation Inspection Procedures
Inspection of Live System Sub-Stations
Maintenance & Operation Of RMU’s, Oil Switches And Switch Fuses
Extensible/Non Extensible Switchgear
Test Operations – Full Range
Contacts – Fixed/Moving
Bushings – Condition
Mechanisms
Oil Levels/Leaks
Trip Testing – Fuse Units
Cable Boxes
- Audience
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Electrical maintenance supervisors & craftsmen.
- Maximum numbers
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8 delegates
- Duration
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5 days