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 ...
The electrical panel, also known as the service panel, is the control center for all the electrical circuitry in a residence. Today’s panels are bigger than earlier versions. They have to be, because ...
Courtesy of www.MikeHolt.com. Based on the 2020 NEC. Sizing the feeder or service load for a dwelling isn’t simply a matter of totaling the loads or breaker ratings. The Code recognizes there’s load ...
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 ...
OVER THE YEARS, I've had the opportunity to spend many hours in working boiler rooms when the outside temperature is at or near "design conditions." On many of the older solid-fuel converted boilers, ...
QUEBEC CITY - The great divide between HVAC contractors and engineers is probably at its widest point where residential load calculations are concerned. Contractors don't see a practical way to do ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results