Notes on electrical switchgear

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Components of switchgear assembly Low Voltage switchgear components MCCB – Moulded case circuit breaker with or without over current protection Interlocking Provision Switchgear Cradle PT and control PT CT Control switches Indicator lights Main bus bars, Run backs Bus risers and cable lugs Fused interrupter switches Relays – Protective and monitoring auxiliary relays Protective fuses for breaker control Measuring meters   Medium Voltage switchgear Circuit Breakers (oil, air, SF6, vacuum) Switching device Instrument transformers Capacitor tripping device Relays Meters & instruments Main bus Control & indicating devices, jumpers, cable lugs, cable supports and potheads Barriers and shutters Instrument compartments Test switches […]