Air Circuit Breaker Undervoltage Release Installation Video

Описание к видео Air Circuit Breaker Undervoltage Release Installation Video

Undervoltage release is used for tripping air circuit breaker in case of undervoltage conditions or phase disconnection. There are two types of undervoltage releases as instant tripping and delayed tripping types. Undervoltage releases with time delay have 1-3-5-7-7.5 sec options.

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