Operation And Maintenance Of Electrical Networks
Course Code: EM71
Course Objective
- The need and management for maintenance
- Management and implementation of safe systems of work
- Co-ordination of maintenance activities and maintaining system safety
- Switchgear maintenance - transformer maintenance
- Cable installation and rating; condition monitoring using non intrusive technology
- Routine inspections, properties of insulating oils
Target Audience
- Electrical Professionals
- Electrical Engineers
- Technicians
- Professionals responsible for the operation and maintenance of distribution equipment, who will benefit from sharing experiences in the planning, organisation, and implementation of maintenance activities.
Course Outline
Day 1
Introductions and Safety
- Goals and discussion
- Maintenance of electrical equipment
- Managing maintenance
- Safety
- Electrical emergencies
- Safe working distances
- Inter system safety precautions
- Wrap up session
Day 2
Power Network Fundamentals
- Power network fundamentals
- Faults and protection
- Fault levels
- Earthing introduction
- Network earthing
- Earthing systems
- Earth bonding
- Wrap up session
Day 3
Transformers
- Transformer characteristics
- Transformer cooling
- Transformer protection
- On load tap changer operation
- Transformer site testing
- Transformer maintenance
- Wrap up session
Day 4
Switchgear
- Circuit breaker history
- Circuit breaker ratings and operation
- Circuit breaker examples
- Switchgear maintenance
- Fault reporting
- Properties and deterioration of insulating oils
- Thermal imaging
- Condition monitoring
- Wrap up session
Day 5
Cabling
- HV cable ratings and installation methods
- HV cable volt drop
- LV cabling systems, an introduction to the wiring regulations
- Cable fault locating
- Course review and open session
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