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 6 4 8 2 6 4 8 2 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 0.5 sec 50 milli-second 0.1 sec 100 micro-second 0.5 sec 50 milli-second 0.1 sec 100 micro-second ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In Railway applications ______ circuit breaker is used. air break SFe bulk oil minimum oil air break SFe bulk oil minimum oil ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called operating voltage recovery voltage surge voltage arc voltage operating voltage recovery voltage surge voltage arc voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Outdoor switchgear is generally used for voltage beyond 66 kV 11 kV 132 kV 33 kV 66 kV 11 kV 132 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rating of a circuit breaker is generally determined on the basis of double line to ground fault current single line to ground fault current line to line fault current symmetrical fault current double line to ground fault current single line to ground fault current line to line fault current symmetrical fault current ANSWER DOWNLOAD EXAMIANS APP
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