The first time you’re called upon to size a conductor and overcurrent device for central air-conditioning and you look at the nameplate requirements that clearly state that a 10 AWG copper conductor and a 50A OCPD are required, it may contradict everything you’ve learned about small conductors. In fact, you may adamantly insist that 6 AWG is required by the Code and you’d be wrong! Learn why in this video on section 440.4(B) of the NEC... https://www.mikeholt.com/newsletters.php?action=display&l
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12K views · 271 reactions | NEC 2020 Change GFCI Clarification to previous video! 210.8(A) | Mike Holt Enterprises | Facebook
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Keeping up with the requirements of the Code should be the goal of everyone involved in the electrical industry. The following is a video that explains how to use the National Electrical Code. I encourage you to use it as a training resource for your organization, and share it with your colleagues. The NEC was written for those who understand electrical terms, theory, safety procedures, and electrical trade practices. Learning to use the Code is a lengthy process and can be frustrating if you do
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2.9K views · 158 reactions | Getting ready to cover the 2023 NEC Changes, Monday-Thursday 8-5 ET at MikeHolt.com/Live. | Mike Holt Enterprises | Facebook
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Mike Holt Circuit Sizing - Air-Conditioning Sizing air-conditioning circuits are really simple. Just read the nameplate and use the NEC Table 310.16 (2020 NEC) and 240.4(D) and 240.4(G), 240.6, and 440.6(B). | Mike Holt Enterprises
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The NEC does not require connector for the Grounding Electrode Conductor. NEC fact after 125 years. | Mike Holt Enterprises
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