Switchgears are very important for electrical power transmission and distribution especially in populated areas. The course contains the different types of switchgear, switchgear construction and components, different types of circuit breakers and protection system, SF6 properties, recovery voltage and re-striking voltage, problems of circuit breakers, maintenance of circuit breakers and testing of circuit breakers
By the end of this course delegates will be able to:
- This course will benefit all levels of professional in an electrical installation. It will enable them to understand operation, maintenance and troubleshooting of AC motors and drives
- This course is suitable to a wide range of technical professionals but will greatly benefit:
- Electricians
- Electrical supervisors
- Plant electricians
- Operations & maintenance engineers, supervisors & technicians
- Maintenance technicians
- Components of switchgear
- Arc phenomena and how to interrupt the arc
- Types of circuit breakers
- Oil circuit breakers
- Air circuit breakers
- Vacuum circuit breakers
- SF6 circuit breakers
- Re-striking voltage
- Recovery voltage
- Properties of SF6
- GIS
- Ratings of circuit breakers
- Problems of circuit breakers
- Loading of circuit breakers by capacitive or inductive loads
- Current transformers
- Voltage transformer
- Maintenance of circuit breakers
- Testing of circuit breakers according to IEC
- Protection system
- Real-time monitoring and control
- Risk-based Dynamic security Assessment
Electrical power engineers and advanced operating staff of substations, factories, electrical distribution networks and transmission.