Category: Burning Questions
Burning Questions
by , on August 29, 2018
arc flash certification
Sorry, you can’t. There is no such thing as arc flash certification. We sometimes get questions from  electrical contractors who have been told that their company must be arc-flash certified. I have to explain to the contractors that there is really no such thing as “certification” for a company in arc flash. Yet the companies...
by , on August 23, 2018
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A frequently asked question often relates to what constitutes a qualified electrical worker. Let’s begin with a basic definition of the word qualified: Referencing, “qualified” means several things. Here are two definitions: a. having the qualities, accomplishments, etc.,that fit a person for some function, office, or the like b. having the qualities, accomplishments, etc., required by...
by , on August 17, 2018
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The 4 Exemptions to the Energized Electrical Work Permit (EEWP) The energized permit requirement in NFPA 70E and CSA Z462 raised hackles in the beginning. But if you understand this document, you can see it isn’t an arbitrary requirement to make electrical work more administratively difficult.  The EEWP is a tool to help control unwarranted...
by , on July 13, 2018
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The short answer is, “‘Self-extinguishing’ means nothing for flash fire or arc flash.” Actually, because it could imply that the materials will “self-extinguish” safely in all conditions, we consider this term deceptive and dangerous. Self-exinguishing “Self-extinguishing”, or “SE”, is a relatively new term. “SE” is a marketing term used only by a few companies. No...
by , on June 14, 2018
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Q: I hear about grounding and bonding being so important in my plant’s electrical system. I am not from an electrical background. Can you explain why this is significant? A: The importance of grounding and bonding involves worker safety, equipment safety (protective device operation), and lightning protection. In order to control anything, you will have...