Why are isolators necessarily provided on the supply side of the circuit breaker?

All QuestionsWhy are isolators necessarily provided on the supply side of the circuit breaker?
Chetan Shidling Staff asked 2 weeks ago

I need short information.

1 Answers
Chetan Shidling Staff answered 2 weeks ago

Isolators are provided in the substation to disconnect the circuit for maintenance. Isolators are operated only at no load.

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