In this video, NEC expert Mike Holt explains how to size a grounding electrode conductor and why it doesn’t need to be larger than the minimum Code requirements… | Mike Holt Enterprises
14:47
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In this video, NEC expert Mike Holt explains how to size a grounding electrode conductor and why it doesn’t need to be larger than the minimum Code requirements… | Mike Holt
Mike Holt Enterprises. . In this video, NEC expert Mike Holt explains how to size a grounding electrode conductor and why it doesn’t need to be larger than the minimum Code requirements…
3.5K viewsJul 2, 2021
MikeHoltNEC: Most Viewed Videos
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Many think that grounding protects against a ground fault, but physics and the National Electrical Code prove otherwise. Watch MikeHolt.com/GroundRod | Mike Holt Enterprises
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Many think that grounding protects against a ground fault, but physics and the National Electrical Code prove otherwise. Watch MikeHolt.com/GroundRod | Mike Holt Enterprises
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Top videos
In this video, NEC expert Mike Holt explains how to properly ground a corner grounded delta system and the special characteristics of these rare systems… | Mike Holt Enterprises
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In this video, NEC expert Mike Holt explains how to properly ground a corner grounded delta system and the special characteristics of these rare systems… | Mike Holt Enterprises
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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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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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65.2K viewsMar 3, 2020
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There is confusion about the NEC bonding requirements for Metal Gas Piping Systems. MikeHolt.com/GAS
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There is confusion about the NEC bonding requirements for Metal Gas Piping Systems. MikeHolt.com/GAS
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Let's review the NEC rules related to installing cables in a PVC raceway underground.
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Let's review the NEC rules related to installing cables in a PVC raceway underground.
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Bonding jumper is not required for self-grounding receptacles.
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Bonding jumper is not required for self-grounding receptacles.
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In this video, NEC expert Mike Holt explains how to properly ground a corner grounded delta system and the special characteristics of these rare systems… | Mike Holt Enterprises
3:56
In this video, NEC expert Mike Holt explains how to properly ground a corner grounded delta system and the special characteristics of these rare systems… | Mike Holt Enterprises
2.4K viewsJun 11, 2021
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How To Prepare For an Electrical Exam (15min:15sec)
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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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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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FacebookMike Holt Enterprises
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Let’s once and for all answer the question “when is antioxidant ‘required at aluminum wire terminations?’ It’s really simple… | Mike Holt Enterprises
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Let’s once and for all answer the question “when is antioxidant ‘required at aluminum wire terminations?’ It’s really simple… | Mike Holt Enterprises
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Understanding System Voltages, NEC 2020, (46min:29sec)
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Generac generator power and control wires are permitted to be installed in the same raceway, see installation instructions [110.3(B)] and NEC 300.3(C)(1). | Mike Holt Enterprises
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Grounding a metal light pole is not required by the NEC [250.32(A) it’s serves no value. But Engineesaurs love them… | Mike Holt Enterprises
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Many think that grounding protects against a ground fault, but physics and the National Electrical Code prove otherwise. Watch MikeHolt.com/GroundRod | Mike Holt Enterprises
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Sizing wire and protection for AC equipment is based on the nameplate. Yes 10 AWG on 40A breaker is correct. Watch MikeHolt.com/AC to understand why! I bet the Electrosaurs will have heart-burn… | Mike Holt Enterprises
206K viewsJun 13, 2024
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When burying wiring we need to have sufficient ‘cover’ in accordance with NEC Table 300.5(A). In this case it’s at least 20 inches, not 18! | Mike Holt Enterprises
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For an installation to be safe from electric shock, run an equipment grounding conductor to the metal pole. Not a ground rod! See NEC 250.4(A), 250.54, and 410.30(B)(5). | Mike Holt Enterprises
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6 of 7 Grounding Myths (26min:55sec)
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Such an exciting time - the Changes to the National Electrical Code, 2026 edition is HERE! Learning the changes to the 2026 Code is essential for every electrical professional. This new textbook and series make learning the Code easier than ever. We’re thrilled to be partnering once again with the National Fire Protection Association® (NFPA®) on the 2026 Changes textbook. Combine it with Mike Holt’s engaging dynamic videos to strengthen your Code knowledge, reduce mistakes, and work with confide
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Electric Arc Flash and Arc Blast 6.5
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The grounding electrode conductor is permitted to originate at the meter enclosure or service equipment. It’s just that simple, see 250.24(A)(1). | Mike Holt Enterprises
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Let’s review how to size feeders to accommodate voltage drop. Information from my exam prep study program. | Mike Holt Enterprises
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Mike Holt Apprenticeship - A Training Director's Perspective...
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To better provide for your family, you need to Understand the Nation Electrical Code. We have the tools to get you to the next level. 888.NEC.Code | Mike Holt Enterprises
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There are hundreds of great individuals working hard to provide us with an electrical safety standard for over 125 years. We should all try to be more appreciative of their work and less disrespectful. | Mike Holt Enterprises
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If you remember that the whole purpose of bonding is to establish an “effective ground-fault current path” in order to clear a fault, then you can better understand why proper bonding of raceways is crucial in maintaining a safe electrical installation… | Mike Holt Enterprises
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7 of 7 Grounding Doesn't Protect against Electric Shock (4min:41sec)
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The NEC does not require a connector for the Grounding Electrode Conductor. NEC fact after 125 years. | Mike Holt Enterprises
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There is no definitive answer about GFCI protection on hardwired EV chargers outside dwelling units. The decision will have to be made by the inspector. See 90.4, 110.3(B), 210.8(F), and 625.54. | Mike Holt Enterprises
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