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Monthly Archives: November 2000

Fairs, Festivals, & Similar Events Covered by NEC Article 525 and other Associated Articles

The county fair is an event that children and adults look forward to. Often children in rural areas prepare projects, for 4-H all year...

A Review of the Assured Equipment Grounding Conductor Program

Whether one is involved in designing, installing, or maintaining an electrical system, protection must be of primary concern. This includes not only safeguarding equipment...

Ground-Fault Protection Requirements for Temporary Wiring on Construction Sites

Insulation and grounding are two recognized means for preventing injury during electrical equipment operation. Conductor insulation may be provided by placing nonconductive material, such...

GFCI for Temporary Wiring

Since the original introduction of the Ground-Fault Circuit Interrupters in the 1971 National Electrical Code, these devices have proven to their users and the...

UL Requires American Standard-Sized Mounting Hardware

Question: Luminaires Some luminaires imported to the United States are provided with metric hardware for mounting the fixtures. However, UL Listing requirements specify that fixtures...

How Important Are Connections?

Everyone understands the importance of good connections in business and in life generally. Good electrical connections are important too. The Canadian Electrical Code provides...

Ask CSA: Improperly Installed Heaters Can Pose a Fire Hazard

Question. Recently, a major manufacturer initiated a voluntary recall of in-wall, or baseboard, electric heaters. The media reported that "under certain conditions these heaters...

NFPA 79 – Electrical Standard for Industrial Equipment

Should our electrical standard for industrial machinery keep current with what the rest of the world is doing? If you build machines for the...

Sunlight Resistant Requirement and Choices for Enforcement

Abstract The requirement for sunlight resistance for conductors that are exposed to direct sunlight was added in Section 310-8 of the 1999 National Electrical Code...

Basic Standards Development Process

Introduction The first part of this series of articles provided a general understanding of the IEC and how it operates. Often more confusing though, to...
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