L V Switchgears

• • Introduction to Switchgear
• • Operation and functions of switchgears
• • Definitions, Ratings, Typical Construction
• • Types of Switchgears
• • MCB (Miniature Circuit Breaker)
• • MCCB (Molded Case Circuit Breaker)
• • MPCB (Motor Protection Circuit Breaker)
• • Circuit Breaker
• • Construction and Contact Operation
• • Manual and Electrical operating Controls
• • Safe Operating Methods
• • Mechanical Inspections
• • Contact Resistance Tests
• • Insulation Resistance Tests
• • Selection of circuit Breaker
• • Installation and Commissioning
• • Troubleshooting Guidelines