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Movable SF6 gas maintenance ZAMBIA

Movable SF6 gas maintenance ZAMBIA

SF6 Circuit Breaker Types, Working Principles & Maintenance.Jun 05, 2020· Whenever a fault arises, the movable contacts separate, and an arc strikes in between them. Separation of the movable contacts is via an opening valve that allows a high pressure SF6 gas at 14 kg/cm 2 to strike the arc and extinguish them. Maintenance of SF6 circuit breaker. A common problem of an SF6 circuit breaker is gas leakage.

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