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Products > voltage indicator > Jiangxi Julywell Science &Technology Development Co.,Ltd | Similar Products

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voltage indicator

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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: voltage and current. The user can conclude if the wiring of metering equipment is correct by analyzing of vector diagram. Meanwhile, it can judge automatically 48 wiring ways when it’s three-phase ...

JW-0301AT AC / DC Meter &Amp; Transmitter Calibration Bench: voltage of the same name, phase splitting adjustment of amplitude and phase can output the required three-phase unbalanced output; ·Accuracy ±0.2°. Frequency output ·Harmonic output 2～31 order， the ...

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JW-0305 Single-phase AC & DC Meter Calibration Device