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Products > ac voltmeter > Jiangxi Julywell Science &Technology Development Co.,Ltd | Similar Products

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ac voltmeter

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JW-0306A Clamp Meter Test Calibrator: The device is a single-phase 0.05 AC-DC standard source designed in accordance with JJG124-2005 Verification Regulation of Ammeters, Voltmeters, Wattmeters and Ohmmeters and the relevant national ...

JW-0305 Single-phase AC & DC Meter Calibration Device: 1. The device is composed of single-phase AC standard voltage source and standard current source as well as DC standard voltage source and standard current source which enable output. 2. It ...

JW-0302E Field Calibrator of Multi-function Electric Energy Meter: voltmeter, ampere meter, wattmeter, phase meter and other indication instruments as well as each type of active and reactive electric energy meters of three-phase three-wire, three-phase four-wire ...

JW-0301A Comprehensive Calibration Unit for Transmitter: 1 General This instrument is an integrated 3 phase 0.05 grade device designed according to JJG124-2005 Verification Regulation of Ammeters, Voltmeters, Wattmeters and Ohmmeters and JJG126-95 ...

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JW-0306A Clamp Meter Test Calibrator