Switch Gear A circuit breaker is rated as 1500 A, 1000 MVA, 33 kv, 3-second , 3- phase oil circuit breaker. The rated normal current is 1500/√3 A 750 A 1500 A None of these 1500/√3 A 750 A 1500 A None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The pick-up current of a relay is 7.5 A and the fault current in relay is 30 A. Its plug-setting multiplier (P.S.M.) is 2 6 8 4 2 6 8 4 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rating of a circuit breaker is generally determined on the basis of single line to ground fault current double line to ground fault current line to line fault current symmetrical fault current single line to ground fault current double line to ground fault current line to line fault current symmetrical fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a circuit breaker is 0.05 sec 0.2 sec 0.001 sec 0.002 sec 0.05 sec 0.2 sec 0.001 sec 0.002 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time of closing the cycle, in modern circuit breakers is 0.01 sec 0.003 sec 0.001 sec 0.10 sec 0.01 sec 0.003 sec 0.001 sec 0.10 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The material used for fuse must have Low melting point and low specific resistance low melting point and high specific resistance high melting point and low specific resistance low melting point and any specific resistance Low melting point and low specific resistance low melting point and high specific resistance high melting point and low specific resistance low melting point and any specific resistance ANSWER DOWNLOAD EXAMIANS APP
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