I have two power supply.a)govt. power b)Captive power.3 phase load connected inside factory.when source change govt. source to captive some motor rotate reverse. Is phase sequence changes when if off & on?If I off generator & on it again is it possible to get changed phase sequence??
4 5422what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?
2 21954Post New ABB Electrical Engineering Interview Questions
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