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.

BEST PRACTICES: The use of software for load calculations is a key trait of the contractor of the future, according to the latest Contractor of the Future study from ACCA and the Farmington Consulting ...

This is part 1 in an ongoing series on HVAC load calculations. The folks at SNIPS have asked me to do a basic how-to article about HVAC Manual J load calculation as that is allegedly a big part of my ...

The NEC contains detailed requirements for calculating service and feeder loads in many types of occupancies. Although most of these requirements are found in Art. 220, other rules affecting service ...

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 ...

As the 2026 construction and maintenance season kicks off, the full weight of the ASCE 7-22 code update is now bearing down on structural fabricators and procurement teams. The shift from older snow ...