A service disconnect can fail inspection even when the wiring is flawless. In this video, I explain why NEC 230.70(A)(1) requires the service disconnect to be located near where service conductors enter the building, how unfused conductor length increases risk, and why fast access matters during faults and emergencies. Location is part of the protection system. Follow NEC Plug for NEC rules explained simply and correctly. ⚡️🔌#electrician #NEC #neccode #residentialelectrician #industrialelectric
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This new section requiring the installation of a surge-protective device (SPD) for all dwelling unit services has been a long time coming. Up until now, dwelling unit surge protection has been optional and usually an “extra” for the electrician. Section, 230.67, now requires surge protection for all dwelling unit services to protect sensitive life safety devices like smoke and CO detectors from surge damage. | Mike Holt Enterprises
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