Item |
Technical Parameters |
Voltage (AC& DC) |
Range |
0~750V |
Auto gear |
57.7V,100V,220V,380V,750V |
Current (AC& DC) |
Direct input |
Range |
0~10A |
Auto gear |
1A,5A,10A |
Split-core current transformer (AC) |
Optional transformer (6) |
10A,30A,100A,500A,1000A,2000A |
User-defined transformer (4) |
The gear of the current clamp can be selected according to customer's requirements |
Calibration Accuracy |
Voltage: type A ± 0.05%, type B ±0.1% |
Current: direct input type A ± 0.05%, type B ±0.1%, split-core current transformer ± 0.5% |
Active power: direct input type A ± 0.05%, type B ±0.1%, split-core current transformer ± 0.5% |
Reactive power: direct input ± 0.3%, split-core current transformer ± 1.0% |
Active electric energy: direct input type A ± 0.05%, type B ±0.1%, split-core current transformer ± 0.5% |
Reactive electric energy: direct input ± 0.3%, split-core current transformer ± 1.0% |
Frequency measurement |
Range: 10 ~ 100Hz; Resolution: 0.001Hz; Accuracy: ±0.01Hz |
Phase measurement |
Range: 0 ~ 359.999°; Error: + / - 0.05 ° |
Electric energy pulse input |
Maximum pulse input frequency 1kHz; Constant range 1~100000; frequency division coefficient 1~9999 |
Harmonics measurement (2~50 times) |
Accuracy of fundamental voltage and current amplitude ± 0.2%, accuracy of fundamental voltage and current phase difference ±0.1°, accuracy of harmonic voltage and current inclusion rate ± 0.2%, total harmonic distortion ± 0.2% |
Three-phase imbalance |
±0.2% |