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Thursday, August 17, 2017

Monthly Archives: May 2013

Gray Areas in PV and the Code

The National Electrical Code, even though it is now almost 900 pages long, cannot specifically define every particular piece of equipment and every installation requirement...

EVERY little thing matters in branding

In its simplest terms, branding is who we are, how others feel about us, and how industry and the public view us as an...

Are All Grounding Lugs Listed for PV?

Question Can I use any UL Listed grounding lug evaluated to UL 467 for grounding a photovoltaic (PV) panel or supporting rack system? What devices...

What’s in a Tunnel?

My First Tunnel Remember your first tunnel? I do; but now, it not only involves me but also my wife and children. Driving through the...

Rooftop Wiring Temperature — Field Installation Experiment

The rooftop temperature adders in NEC310.15(B)(3)(c) were first included in the 2008 NEC. The proposal to include this requirement was based on a study that showed...

What is Grounding?

The Canadian Electrical Code’s long-winded definition of grounding is shown as: "a permanent and conductive path to the earth with sufficient ampacity to carry...

Article 250 — Grounding and Bonding

Article 250 is the largest article in the National Electrical Code. It is often the most dreaded by those new to the code, and...

Criteria for Selection of a Rating of Service, Feeder or Circuit — Is there...

Apparently, there is some confusion on this subject. Let’s tackle it step-by-step. Consumer’s service, a feeder and a branch circuit are defined by the Canadian...

Taking a Bite Out of Arc Flash

Arc flash has and continues to be an issue for our industry. All you need to do is speak with someone who has survived...

Should You Take a Pension Buyout?

Have you recently received a pension buyout offer? If so, you need to decide if you should take the buyout, which could provide you...
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