Elsco Transformers reports that choosing the right transformer size involves calculating kVA based on voltage and current for ...
In this episode, EC&M's Code Consultant Russ LeBlanc identifies a wiring problem with this Class 1 transformer. He points out a violation of the requirements of Sec. 725.46 of the 2014 NEC. April 9, ...
Note: All Code references are based on the 2014 NEC. The NEC has separate sections for transformer feeder protection and transformer protection. Article 240 lists requirements for transformer feeder ...