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TE33KV ABB Make VCB Manual operation 🔥
Vacuum Circuit Breaker:
VCB is used to safely interrupt medium-voltage fault currents with high reliability, fast arc quenching, and very low maintenance.
Voltage Range __ 11-33KV
Arc medium __ Vacuum
Maintanence __ Very low
Fire risk __ Nil
Best balance of safety + cost + reliability for medium voltage.
VCB Pre-commissioning Test;
1) Insulation Test
2) Contact Resistance Test
3) Timing Test
4) Coil Resistance
5) Protection Relay Tripping
6) Interlock
7) Manual & Electrical operation.
@testing_commissioning_kingdom










