Electrical contractor - Arc Flash & Electrical Power Training

2015 NFPA 70E Changes

The following is an article that I wrote a few years ago listing the major changes for the 2015 edition. It was originally published in the May 2014 issue of Electrical […]

Short Circuit Data – Per Unit, Amps and Symmetrical Components

Making Sense of the NumbersUtility Company Short-circuit Data For Arc Flash Studies Electrical Contractor Magazine – November 2012Jim Phillips, P.E. One of the first steps in performing an arc flash […]

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