Transcription of Applying Interrupting Rating: Circuit Breakers
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Applying Interrupting Rating: Circuit Breakers
35 Generally, a Circuit breaker should not be applied where the available short- Circuit current at its line side terminals exceeds the Circuit breaker s Interrupting rating. This is a requirement per However, has anallowance for fuses or Circuit Breakers to protect downstream Circuit breakerswhere the available short- Circuit current exceeds the downstream circuitbreaker s Interrupting rating. The term given to this is a series rated combination, series rating, or series combination rating. The application ofseries ratings has many technical limitations and additional NEC requirements that must be met for proper application.
35 Generally, a circuit breaker should not be applied where the available short-circuit current at its line side terminals exceeds the circuit breaker’s
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