Three-phrase clamp-type power meter

Details Three-phrase clamp-type power meter Three-phrase clamp-type power meter

1999-09-14

2000-07-18

Metjahic, Safet

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Plural inputs

324126, 324127, 324141, 324142, G01R 700

Patent

active

060912375

ABSTRACT:
A three-phase clamp-type power meter comprises a main body suitable to be held by hand during operation, a clamp assembly to clamp around an external power line to measure the current flowing in the power line, two test terminals on the main body for connecting two external power lines to measure a voltage across them, an operating unit for generating a result from the current and the voltage measured through the clamp assembly and the two test terminals with a memory unit for storing the result, and a display unit for displaying at least one of the current, the voltage and the result.

REFERENCES:
patent: D332574 (1993-01-01), Chang
patent: 4283677 (1981-08-01), Niwa
patent: 5349289 (1994-09-01), Shirai
patent: 5610512 (1997-03-01), Selcuk

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