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SMG2000B digital double clamp phase voltammeter
SMG3000 three-phase phase voltammeter
GYRLC-8YQ Gas Relay Calibrator
GY2012B Gas Relay Calibration Station
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GY9500 high voltage CT ratio tester (online)
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类型 | 范围 | 单位 | 误差 | 分辨率 |
电压 | 1~500 | V | 0.3%×量程 | 0.01V |
一次侧电流 | 0.1~5 | A | 0.3%×量程 | 0.0001A |
二次侧电流 | 0.001~10 | A | 0.3%×量程 | 0.0001A |
有功功率 | 0.001~5k | W | 0.3%×量程 | 0.1W |
无功功率 | 0.001~5k | VAR | 0.3%×量程 | 0.1VAR |
视在功率 | 0.001~5k | VA | 0.3%×量程 | 0.1VA |
频率 | 45~65 | Hz | 0.1%×量程 | 0.01Hz |
相位 | 0~360 | ° | ±1° | 0.1° |