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What method of ground fault testing does Schneider Electric recommend for circuit breakers?

Ground fault testing of circuit breakers

Product Line:
Circuit Breakers 

MCCB's with integral ground fault protection

Schneider Electric recommends primary injection testing to comply with the requirements of NEC 230.95(C) for ground fault testing upon installation. 
Secondary injection testing may be done at the option of the customer for scheduled maintenance after the installation has been tested and commissioned.
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