HONOLULU, HI — In commercial, residential, industrial, and institutional HVAC design, it is critical for design contractors and engineers to perform a load calculation. Not only is it important for ...

Load calculations, and using software to do them, are key traits of the contractor of the future, according to a new ACCA ...

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.

Using load calculations to identify the proper sized equipment can help build trust with your homeowners and differentiate your business for its competitors. This week, Drew Cameron introduces an HVAC ...

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 ...

As noted previously, the Informational Note of Sec. 220.40 is really two notes contained in one. First, it tells you to see Informative Annex D, Examples D1(a) through D10. These walk through various ...