February Issue 2002

 


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| February 2002
System compatibility is not only a growing trend, it also seems to be an unmistakable necessity.

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| February 2002
We are often left in the air about exact meanings of grounding problems. This article simplifies the differences between the grounded and grounding conductor.

| February 2002
(Refer to ELECTRICAL CONTRACTOR magazine for tables and graphs.) Two invaluable tools for solving power quality problems have been Ohm’s Law and and Kirchoff’s Laws.

| February 2002
Electrical contractors are now often required to be familiar with not only the National Electrical Code (NEC), which applies to service installations, and equipment and applia

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| February 2002
All five major providers of electrical estimating software—Accubid, ConEst, McCormick Systems, Trade Power, and Vision Infosoft—are now involved in e-commerce.

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