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IAEI News>Issue Listing>January/February 2003
January/February 2003
 
Theme: AFCIs


 
The Truth About AFCIs (Part 1)  
by George Gregory and Alan Manche 

Arc-fault circuit interrupters (AFCIs) have just become required for installation in residences under the 2002 NEC. Part 1 of a two-part article focuses on the technology, the AFCI product standard and what the NEC is written to accept. 

 
Disconnecting Means for Motor and Air-conditioning  Equipment 
by Michael Johnston

One type of protective equipment is the disconnecting means required for electric motors and air-conditioning or refrigeration equipment. The minimum requirements for locations of safety disconnects are specified in NEC Articles 430 and 440.

Lambeau Redevelopment, Green Bay, Wisconsin:  Witness Testing of the Emergency Lighting System  
by Gary Buyeske and Tom Garvey

Just prior to the first game of the Fall 2002 season, state and local electrical inspectors witnessed the last of six tests of the emergency systems.

The 3rd Harmonic Blocking Filter: A Well Established Approach to Harmonic Current Mitigation
by Michael Z. Lowenstein, Ph.D.

Despite thousands of successful applications of harmonic blocking technology worldwide, harmonics mitigation remains an elusive subject. 

Editorial: Anyone Can Be a Residential Electrical Inspector? 
by James Carpenter, CEO/Executive Director

What is the IAEI all about? To me the IAEI’s primary concern is safety! It insists on electrical safety wherever electricity is used. It insists on electrical safety for installers, industry workers, owners, and for future generations. To ensure greater electrical safety we support standards by sponsoring representatives on code-making bodies and standard developing committees. The IAEI educational programs are another way we strive for electrical safety. The IAEI has seminars and materials for training in a variety of different subjects.

Canadian Code: Services and Service Equipment 
by Leslie Stoch

This article revisits some definitions and requirements covered in Section 6 of the Canadian Electrical Code, Services and Service Equipment, beginning with a review of some often mentioned terms.

Other Code: NESC Substation Grounding — Part 3 
by David C. Young, PE

After completing the soil resistance measurements at the proposed substation site, the next step is the development of a mathematical equivalent soil model that is a good approximation of the actual soil resistance data. The most common models are the uniform soil model and the two-layer soil model.

UL Question Corner 
by Underwriters Laboratories

The “UL Question Corner” answers questions of general interest that are sent in from authorized government inspectors and we believe will have interest for many inspectors.

Ask CSA: Standards Through Consensus for Electrical Products in Canada  
by CSA Group

In Canada, CSA is one of four nationally accredited Standard Development Organizations (SDO) and publishes Canada’s electrical code and electrical product standards.

 

 

 

 
Truth About AFCIs
Witness Testing of Emergency Lighting Systems
 

 

 

 

 

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