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Wednesday, May 24, 2017

Monthly Archives: July 2003

Sizing Conductors for All Load Conditions

One of our primary responsibilities in the electrical trade is to select electrical conductors, and one of the primary responsibilities of electrical inspectors is...

The Truth About AFCIs, Part III

Inquiries from Parts I and II Is it a requirement that AFCIs be installed at the time of an electrical service change or upgrade to...

Not All Connections are Created Equal – A Focus on Crimping

Everyone who designs, builds or services electrical equipment is familiar with a crimp style connector. It is a basic component that is used to...

Electrical Hazards Within Reach

The Canadian Electrical Code offers several ways to protect us from electrical shock hazards when electrical equipment may be within reach, in a wet...

Installations and Inspections of Spas and Hot Tubs at Dwellings

One of the most popular inspections in recent years to appear on the local municipal inspector’s daily list is the inspection of spas or...

Mismatching Wet-niche Swimming Pool Luminaires with Forming Shells Can Be a Shocking Combination

Installing an incompatible wet-niche swimming pool luminaire (lighting fixture) into the forming shell in the wall of a swimming pool or spa can increase...

Safety Sign Placement on Large Substations

The National Electrical Safety Code (NESC) in Rule 110A1 describes the type of enclosure necessary to surround an electric supply substation. "Rooms and spaces...

A Personal View of NEC Code Making Panel 2

It has been my pleasure and responsibility to be a member of National Electrical Code (NEC) code-making panel 2 (CMP-2) for nine NEC code...

Proposed Code Changes for the 2005 NEC

It is that time of the Code cycle again. Over 3,580 proposed changes were submitted to the National Fire Protection Association (NFPA) to amend...

Neon Midpoint Secondary Return Circuits

Electrical circuit wiring requires building a proper path in which the electrical current can flow. Some fundamentals of electrical circuits are common to all...
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