The difference between circuit breaker and isolating switch

by:Mings     2020-04-21
Circuit breaker has a perfect arc extinguishing device, cut off the circuit in a current case; And isolating switch not arc extinguishing device, with the help of voltage and current is closing operation. Pour brake operation should follow the principle of operation: separate lines, first disconnect circuit breaker, and then disconnect the corresponding isolation switch; Closing operation, the first close the isolating switch, and then the corresponding circuit breaker closed.
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