Electrode Configuration and 2018 IEEE 1584

Electrode Configuration and 2018 IEEE 1584

The most frequently asked question that I receive regarding the 2018 edition of IEEE 1584 is: “How do I determine the electrode configuration?”  The 2002 edition was based on arc […]

Harmonic Correction Unit?

Harmonic Correction Unit? Would a Harmonic Correction Unit impact the incident energy during an arc flash in an MCC line-up? READ ANSWER

2015 NFPA 70E – 10 Item Check Up

2021 NFPA 70E Training Brainfiller.com

With the 2015 Edition of NFPA 70E being published and all of the changes that it brings, it is time to review your arc flash study, labels and overall practices. […]

Arc Flash Hazard Calculation Studies

Setting up the electrical enclosure

In the earlier years of NFPA 70E and the emergence of arc flash protection requirements, many people would use the NFPA 70E Hazard/Risk Tables to determine what arc rated PPE […]

Arc Blast and 40 calories/centimeter squared

You look at the arc flash warning label and scratch your head. Danger! No PPE Category Found. No personal protective equipment (PPE) category? Now what? This type of language is […]

Coordination and NEC 240.87

NEC 240.87 has addressed a potentially hazardous situation beginning with the 2011 edition. When selective coordination is critical, e.g., minimizing the extent of an outage, a common design practice is to use […]

How to Perform an Arc Flash Calculation Study

Complete Guide to Arc Flash Hazard Calculation Studies

This article by Jim Phillips provides an overview of how to perform an arc flash study.  It was originally presented at the 2010 NETA Conference.  InterNational Electrical Testing Association. Arc […]