A power system functions normally until after the occurrence of a fault in the system. The good news is fault events can be minimized or avoided through diligent electrical design, accurate record ...

Article 440 applies to electrically driven air-conditioning (A/C) and refrigeration equipment. Each equipment manufacturer has the compressor motor built to its own specifications. The motors are ...

Per 2014 NEC Article 100, short circuit current rating (SCCR) is defined as: “The prospective symmetrical fault current at a nominal voltage to which an apparatus or system is able to be connected ...