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Technical Specifications
1. Input characteristics
Voltage measuring range: 0～200V～800V, automatic cutting gear.
Current measurement range
Clamp transformers (three types): 5A / 25A (standard)
100A / 500A (optional)
400A / 2000A (optional)
Phase angle measuring range: 0 ~ 359.99 °.
Frequency measurement range: 45 ~ 55Hz.
Voltage channels: three-channel (UA、UB、UC).
Current channels: three-channel (IA、IB、IC).
Maximum harmonic analysis times: 63 times.
Maximum continuous storage period in 1 minute interval: 18 months.
2. Accuracy
Measurement of electrical parameters section:
Voltage: ± 0.2%
Frequency: ± 0.01Hz
Current, power: ± 0.5%
Phase: ± 0.2 °
Power quality section:
Fundamental voltage tolerance: ≤0.5% F.S.
Fundamental current tolerance: ≤1% F.S.
Phase between fundamental voltage and current measurement error: ≤0.2 °
Percentage of harmonic voltage measurement error: ≤0.1%
Percentage of harmonic current measurement error: ≤0.2%
Three phase voltage unbalance error: ≤0.2%
Voltage deviation error: ≤0.2%
Voltage fluctuation error: ≤0.2%
3. Working temperature: -10 ℃~ + 40 ℃
4. Charging Power: 220V AC, 45Hz-55Hz frequency
5. Host Power: ≤3VA
6. Battery maximum working time: ≤10 hours
7. Insulation:
1) The insulation resistance between the voltage, current input terminal and the housing ≤100MΩ.
2) Withstand 1.5KV (valid value) with power frequency on operating power input and the shell, which lasts one minute.
8. Size: 320mm × 240mm × 130mm
9. Weight: 2.0Kg
