multi-function calibration checker

multi-function calibration checker

Check calibration and can be electroscope, circuit tester, clamp ammeter, insulation tester, earth resistance meter
Can be calibrated AC voltmeter circuit tester, clamp tester, insulation and ground resistance meter
The output voltage of 200V three phase, phase sequence can be checked behavior of phase sequence indicator
Inexpensive, multi-functional, lightweight, easily portable to the field or on the road, etc. In addition, the compact size

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