Do You Know Where Your Cables Are Tonight?

The use of fine stranded, flexible cables appears to be increasing each year. This is particularly true with relatively "young” industries like the photovoltaic...

Other than the typical fire and shock hazards, are there other...

Question: Motor-operated door systems Other than the typical fire and shock hazards, are there other safety concerns with motor-operated door systems that are commonly used...

What is the Canadian Electrical Code – Part 1

A title page note says: "The Canadian Electrical Code, Part I is a voluntary code for adoption and enforcement by regulatory authorities.” Regulatory authorities—you...

Is Your Money Working As Hard As You?

Labor Day will be here again before you know it—the day when we officially recognize the contributions that workers have made to this country....

Changes to Fire Pump Requirements

This article provides an overview of the information contained in the new Analysis of Changes, 2005 NEC regarding a few of the more significant...

2005 International President: Gaylen Rogers

Gaylen D. Rogers started out his electrical career while attending West High School (WHS) in Salt Lake City, Utah. WHS offered an electricity class...

Basic Electricity, Part 4

In Part 2 of this series in the September/October issue, I worked through two simple example voltage-drop calculations. In both examples, I calculated what...

Receptacle Grades: What Do They Mean?

In today’s world there are so many different types of receptacles to choose from—straight blade, locking-type, and pin and sleeve. The variety of straight...