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 4 6 2 8 4 6 2 8 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas has pungent small Is nontoxic is lighter than air is yellow in colour has pungent small Is nontoxic is lighter than air is yellow in colour ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For interrupting of high voltage and low current, the circuit breaker prefered is all are correct air-blast circuit breaker vaccum circuit breaker oil circuit breaker all are correct air-blast circuit breaker vaccum circuit breaker oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rated secondary current of current transformer for relays is generally 20 A 10 A 5 A 30 A 20 A 10 A 5 A 30 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Relay can be designed to respond to changes in temperature resistance, reactance and impedance All of these voltage and current temperature resistance, reactance and impedance All of these voltage and current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to open the circuit prevent excessive currents protect the appliance None of these protect the line open the circuit prevent excessive currents protect the appliance None of these protect the line ANSWER DOWNLOAD EXAMIANS APP
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