| Calibrated Device | (1) Single-Phase AC Watt Converter Standard (2) Single-Phase AC Watthour Converter Standard (3) Single-Phase AC Wattmeter |
|---|---|
| Range | 1 A／5 A，120 V／240 V，50 Hz／60 Hz PF=0.0 Lead／Lag, 0.5 Lead／Lag, 1.0 |
| Uncertainty | (15 to 43) μW(h)／VA(h) |
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- Last Updated:2020/09/15
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