Code updates happen for one main reason: safety improvement. National Electrical Code (NEC) Sec. 408.3 helps take electrical safety for service entrance panels to a new level. The 2017 NEC includes ...

Based on the 2023 NEC. Question: What is the minimum distance to the concrete wall opposite a 400A 480/277 Volt 3Ø service entrance panelboard? (A) 24 in. (B) 30 in. (C) 36 in. (D) 42 in. See answer ...

Mersen, a specialist in electrical protection and control for electrical power systems, announces the latest in its portfolio of fully customizable fused panelboards.

US patent has recently been awarded to Dean Latham of ABB, inventor of the Proline Industrial Panelboard, making it the only product of its kind on the market with complete breaker coordination and ...