Switch Gear
The rating of a circuit breaker is generally determined on the basis of

double line to ground fault current
line to line fault current
single line to ground fault current
symmetrical fault current

ANSWER DOWNLOAD EXAMIANS APP

Switch Gear
An isolator is installed

always independent of the position of circuit breaker
to operate the relay of circuit breaker
as a substitute for circuit breaker
generally on both sides of a circuit breaker

ANSWER DOWNLOAD EXAMIANS APP