Electrical Switchgear & Protection Interview Questions
What are the main functions of control gear? To provide a means of starting and stopping the motor and, at the same time, of limiting the starting current if required.
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Top 100 Switchgear and Protection Interview Questions
What are the functions of protective relays To detect the fault and initiate the operation of the circuit breaker to isolate the defective element from the rest of the system,
Motor STAR – DELTA Starter Working principle
A Dual starter connects the motor terminals directly to the power supply. Hence, the motor is subjected to the full voltage of the power supply. Consequently, high starting current flows