Investigating Human Performance in Electrical Incidents The chapter on an arc flash or electrical shock accident does not end with first aid. While training a class of experienced workers this…
Q: In the absence of an arc flash study, what PPE and boundaries should we advise our contract electricians to follow? A: As per NFPA 70E, having an arc flash…
Q: Do we have to follow NFPA 70E, or is it voluntary? A: We always suggest that users follow NFPA 70E as they would follow an OSHA instruction. We are…
This article has been updated to reflect NFPA 70E - 2021. Q: If there is no date on arc flash labels, how does the site electrician ensure the label is…
Is there an arc flash hazard when installing a remote racking device when the breaker is racked in? Here is a question asked recently: Is there an arc flash hazard…
New IEEE 1584™ -2018 wording: “Possible but less likely” The IEEE standard 1584™ - 2002 Guide for Performing Arc-Flash Hazard Calculations stated, “Equipment below 240 V need not be considered…
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