How Many safety of Air circuit breaker

Question Posted / harikesh

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How Many safety of Air circuit breaker..

Answer / harikesh yadav

#1 ELCB
#2 UB RELAY
#3 OVER VOLTAGE RELAY
#4 REVERSE POWER
#5 OVER CURRENT RELAY
#6 SHUNT RELAY ETC.

Is This Answer Correct ?

10 Yes

2 No

How Many safety of Air circuit breaker..

Answer / kedar bhavsar

#1 ELCB
#2 UB RELAY
#3 OVER VOLTAGE PROTECTION
#4 UNDER VOLTAGE PROTECTION
#5 PHASE SEQUENCE
#6 EARTH FAULT PROTECTION
#7 REVERSE POWER PROTECTION
#8 OVER CURRENT RELAY
#9 SHUNT RELAY ETC.

Is This Answer Correct ?

7 Yes

1 No

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