How Does Everyone Else Do This? By Jim Phillips 3-Part Series There are many frequently asked questions about performing an arc flash study (risk assessment) and understanding electrical safety requirements. A careful read of standards such as NPFA 70E or…
By Jim Phillips Performing electrical work without being properly trained can be deadly. I have seen this hold true during numerous investigations. Many companies proactively provide employee training and refresher courses at least every 3-years. Some companies use shorter intervals…
Making Sense of the Numbers Utility Company Short-circuit Data For Arc Flash Studies Electrical Contractor Magazine – November 2012 Jim Phillips, P.E. One of the first steps in performing an arc flash hazard calculation study is to request the short-circuit…
2018 NFPA 70E – 40 cal/cm2 Threshold (may be) Deleted: Finally! The 40 cal/cm2 threshold my finally be deleted. The For many years, the 40 cal/cm2 threshold that is part of Informational Note 3 presently found in the 2015 Edition of NFPA 70E Section 130.7(A) has been the subject of…
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. There are many key areas that should be evaluated. Here…
NFPA 70E – Qualified Workers: “Raise your right hand” Pretty intimidating words – especially if they are said in a court room and the trial is about an injury or death. – and you are on the wrong side of what happened. Let’s face it…
NFPA 70E – Standard for Electrical Safety in the Workplace, was first published in 1979 and consisted of only one part, The 2015 Edition marks the tenth edition to NFPA 70E and with it, many sweeping changes. This article provides…
Electric shock happens to more people than they care to admit. In almost every NFPA 70E / electrical safety training class that I conduct, I ask the group “how many of you have NEVER experienced an electric shock.” I have…
How to Perform an Arc Flash Study: What started as a slow drip a decade ago has turned into something more like a tidal wave. I’m not talking about a leaky faucet or a failing dam; I am referring to arc flash studies. Years ago, only a…
Greater Distance = Greater Arc Flash Safety When a bomb goes off, the further you are from the explosion, the safer you will be. This same concept also applies if an arc flash incident occurs. Whether you are a properly…
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