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. The post A Guide to Electrical Load Calculation appeared first ...

Note: This article is based on the 2002 NEC. Even if you work with stamped drawings, you'll eventually need to do commercial load calculations in the field or on a licensing exam. The National ...

Calculate it at 125% of the general lighting load listed in Table 220.3(A). Receptacles. You don't do all receptacle load calculations the same way. The NEC has separate requirements, depending on the ...