Commercial Load Calculations — Part 1

Commercial Load Calculations — Part 1

There are different rules for various types of buildings, and they’re scattered throughout the NEC.  

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 and feeder loads are scattered throughout the NEC. And that’s the case with commercial occupancies.

Load calculations for commercial occupancies is an important and challenging subject, because there are many different types of commercial buildings and installations — and some have

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