Circuit Breaker Certification

Low-Voltage Circuit Breaker Testing

Manufacturers change protection methodologies found in low- voltage power, insulated-case, and molded-case circuit breakers constantly. Some of these changes are in response to new requirements such as NFPA 70, NFPA 70E, UL, and other standards. Other changes are simply improved methods to help a manufacturer garner a larger market share. Before discussing testing and certification […]

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