The 2026 edition of the National Electrical Code (NEC) includes several structural changes to help align it with proposed ...

Based on the 2020 National Electrical Code. Part 1 of this two-part series taught you how to calculate branch-circuit loads. Now let's review how to perform feeder and service load calculations.

As the 2026 NEC takes effect, facility managers and procurement teams face a new landscape for LED retrofits: general lighting load calculations have dropped from 3 VA/ft² to 2 VA/ft², and GFCI ...

The 2026 NEC marks the largest structural overhaul in decades, shifting key sections like load calculations from Article 220 to 120 and energy management systems from Article 750 to 130.

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 ...