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Monthly Archives: January 2000

Secondary Ground-Fault Protection in Neon Signs and Outline Lighting

All UL Listed signs and outline lighting which incorporate electric discharge tubing are required to use neon transformers and power supplies that comply with...

Electrode Receptacles and Enclosures

There are other factors that complicate the situation. Some components are UL Recognized Components while others are UL Listed. UL recognized components are suitable...

Determining Proper Loading for Neon Sign Transformers

Neon sign transformers differ from most other types of transformers one is likely to encounter. Unlike a more conventional transformer, for normal operation a...

Neon Tubing Secondary Wiring Methods

This article is intended to address a few of the common neon installation challenges associated with the secondary wiring from the transformer or power...

Back to Basics: Grounding and Bonding as it Relates to Signs and Neon Installations

Some features of electrical circuits and electrical systems are so fundamental they have appeared in some form in every edition of the National Electrical...

Check and Be Sure of GFCI Safety Protection

"A safety revolution is underway in the electrical wiring of buildings,” writes Earl Roberts in his book Overcurrents and Undercurrents.1 He is writing about...

The Storage of Hazards

The excess space inside electrical supply stations (substations) is often considered for storage of construction materials. The National Electrical Safety Code® (NESC®) in Rule 110B2...

Comments on GFCI Article/IAEI Bonus Points Program

An article entitled "Are All Those GFCIs Out There Working?” was printed on pages 66-68 of the November/December 1999 issue of the IAEI News....

Modifications Affect UL Listing

Question: Listed product modification Can a UL Listed product be modified in the field if the manufacturer indicates that the revision is ok and sends...
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