If you're planning to increase your electrical load by adding a new major appliance, make sure your panel can handle it. Here's how.

Note: This article is based on the 2008 NEC. A dwelling unit is a single structure that provides complete and independent living facilities, according to the NEC definition found in Art. 100 (Fig. 1).

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 ...

Not long ago a residential load calculation — also known as a heat loss calculation or a load calc — was something you had the luxury of skipping. There was a good reason for avoiding it. It was ...

ATLANTA and ARLINGTON, Va. - A new standard for determining load calculations will be developed by the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) in cooperation ...

ARLINGTON, Va. - The Air Conditioning Contractors of America (ACCA) added a new course for commercial contractors to its fall schedule. "The Fundamentals of Commercial Load Calculation and System ...