Thermodynamics, as with most concepts in science and physics, is most accurately described using mathematical equations. However, simple explanations, although not perfectly accurate, are sufficient ...

The amount of evaporator superheat that is required for a certain application will vary. Some commercial icemakers call for 3-5 degrees of evaporator superheat to fill out their ice sheets. However, ...

Article 430, the largest Article in the NEC, is commonly understood to be the “motor” Article. But if motors are a part of air-conditioning (A/C) and refrigeration equipment, they also fall under Art.

The technology (above: c. 1947 advertisement for Carrier) that was initially envisioned as a tool to enhance industrial productivity is now a near necessity for American homes and transportation.

Motors for air conditioning and refrigeration equipment are special-purpose motors called “hermetic,” meaning they’re sealed. They’re sealed because they’re in the same housing as the compressor and ...