Engineering and Maintenance
Safety Operation and Maintenance in Electrical Power Supply

Select Other "city & date"
Safety Operation and Maintenance in Electrical Power Supply Course
Introduction:
Course Objectives:
Upon successful completion of this course, the delegates will be able to:
- Understand the various types and operations of circuit breakers
- Determine the components and operations switchgears
- Explain the different types of testing instruments
- Analyze the common faults in an electrical installation
- Inculcate greater confidence, working safely on circuit breakers and switchgears
Who Should Attend?
This training course is suitable for a wide range of technical professionals but will greatly benefit:
- Electricians
- Electrical supervisors
- Plant electricians
- Operations & maintenance engineers, supervisors & technicians
- Maintenance technicians
Course Outlines:
The Technology of Circuit Breakers and Switchgear
- Typical substation arrangements with circuit breaker arrangements
- Low and medium voltage motors operations and characteristics
- Motor starting methods and motor control centers
- Nameplate ratings and interpretation
- Motor and generator fault contributions
- Low, medium, and high voltage equipment in an electrical installation
Operation of Various Types of Interrupting Equipment
- CT's and VT's operation, construction, and classifications
- Basic protection requirements and LSIG
- Molded Case circuit breakers
- Air and load break switches, reclosers operation and construction
- Vacuum contactors applications
- Vacuum circuit breakers operations and characteristics
Maintenance of Gas-Filled Circuit Breakers
- Conventional Sulphur hexafluoride (SF6) gas circuit breaker construction and operation
- New green grid gas for electrical switchgear
- SF6 gas leak detection methods
- Dew point and purity tests
- IAC and partition classes
- Vacuum interrupter and SF6 circuit breakers
The Use of Test Equipment for Operations and Maintenance
- Digital voltmeter (DVM), oscilloscope, insulation tester applications
- State of the art circuit breaker tester
- Motor diagnostics instrument
- Circuit breaker routine tests
- NEC checklists to ensure the correct installation
- Troubleshooting methodology for electrical equipment
The Identification and Repair of Problems/Failures
- Common electrical installation faults
- Harmonics and its effects
- Phase imbalance and phase sequence effects
- Procedures for fault finding
- Discussion on common faults and incidents