Electrical Construction & Maintenance

Code Q&A: Grounding Requirements for a Building

A. As per Sec. 250.32, a building supplied by a feeder must have a grounding electrode system and a grounding electrode conductor installed in accordance with Part III of Art. 250. Exception: A ...
Electrical Construction & Maintenance

Code Q&A: Grounding Requirements for Multiple Services

Q. When a building has more than one service (as allowed by Sec. 230.2), is there a requirement to ground these multiple services to a common grounding electrode? (Answer based on 2011 NEC.) A. Where ...
Machine Design

National Electrical Code Updates Bring Higher Efficiency

Members of the National Fire Protection Association (NFPA) recently concluded discussions on updating Article 220.12 of the NEC (National Electrical Code) to align with a series of energy codes, as ...
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Smart moves for your next electrical panel upgrade

Upgrading your electrical panel isn’t just about keeping the lights on—it’s about safety, compliance, and preparing for modern power needs. From understanding NEC 2026 changes to knowing when your ...