Archive for August, 2009

ELECTRICAL BASICS – Parts 1 & 2

Electrical Basics – Parts 1 & 2 was written for electricians and would-be electricians alike to introduce and explain the basic concepts of electricity in the sequence in which these concepts were discovered and developed historically. The series is intended to assist in the training of electricians by providing definitions, examples, and applications of terminology, concepts, and technology used or encountered in the electrical trade. Throughout, the absolute irreducible minimum of mathematics was used while carrying the subject clear through Parallel AC Circuits and Power Transmission Loss Solutions.

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Click here to view part 2 of this series

ELECTRICAL METERS and TESTERS

Modern, high-tech electrical measuring instruments do not always produce better, more accurate results than the low-tech instruments of yesteryear. What would be best depends on the application. The electrical measuring device one chooses to use must be correct for the situation and measurement needed. The wrong type of meter could give incorrect results.

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HOW TO TROUBLE SHOOT

“Trouble-Shooting” refers to the process of locating, identifying, repairing, handling or eliminating the specified trouble AND ALSO the SOURCE or CAUSE of that trouble.

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FLUORESCENT TROUBLE SHOOTING

First, one must determine if one or more of the tubes are bad. One bad tube can cause another good tube to go dark in a 2 tube fixture.

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WHAT COULD POSSIBLY GO WRONG?

If you are altering or disassembling electrical equipment, wiring, switches, outlets, circuits, etc, where the wires make up in a specific manner then pay attention. There are lessons to be learned.

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