James G. A Manual on Ground Resistance Testing

James G. A Manual on Ground Resistance Testing
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  • добавлен 02.01.2012
Philadelphia: PHILADELPHIA ELECTRICAL & SCIENTIFIC, 1947. This Manual is intended to serve two purposes:
1. As instructions for the use our ЂMeggerї Ground Resistance Testers;
2. As an introduction to the general subject of ground resistance measurements.

Nature of a ground connection.
The single-test "megger" method for testing grounds.
Direction for using the "megger" ground testers.
Location of reference grounds.
Ground resistance curves.
Various methods for testing ground resistance.
Theoretical value of resistance to earth of a ground connection.
Current distribution and equipotential lines of earth.
Geophysical prospecting.

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Handbook for Electricity Metering. Edison Electric Institute

Handbook for Electricity Metering. Edison Electric Institute

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  • 13.66 ћЅ
  • добавлен 16.11.2011
Handbook for Electricity Metering. Edison Electric Institute, 10th edition, 2002, 604 p.
ISBN 0-931032-52-0

This definitive industry text covers all areas of electricity revenue metering. Major updates include:
- examples on complex numbers
- addition of current measurement
- technology from basic to...