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Input characteristics:
Voltage measurement range: 0 ~ 200VAC ~ 800VAC
Clamp type transformer (four types): 5A / 25A jaw diameter
Phase angle measurement range: 0 ~ 359.99°
Frequency measurement range: 45 ~ 55Hz.
Number of voltage channels: three channels (UA, UB, UC)
Number of current channels: three channels (LA, LB, IC)
Maximum harmonic analysis times: 63 times.
The maximum continuous storage period of 1 minute interval: 18 months.
accuracy
Electrical parameter measurement part:
Voltage: ± 0.2%
Frequency: ± 0.01Hz
Current and power: ± 0.5%
Phase: 0.2 degree
Power quality part:
The allowable error of fundamental voltage is ≤ 0.5% F.S
Allowable error of fundamental current: ≤ 1% F.S
Measurement error of phase difference between fundamental voltage and current: ≤ 0.2 degree
Measurement error of harmonic voltage content: ≤ 0.1%
Measurement error of harmonic current content: ≤ 0.2%
Three phase voltage unbalance error: ≤ 0.2%
Voltage deviation error: ≤ 0.2%
Voltage variation error: ≤ 0.2%
Working temperature: - 10 ℃ ~ + 40 ℃
Charging power supply: AC220V, frequency 45Hz ~ 55Hz; maximum working time of battery: ≤ 10 hours
Power consumption of main engine: ≤ 3VA
Insulation:
1) The insulation resistance of voltage and current input to the shell is ≤ 100MQ;
2) The working power supply between the input end and the shell bears power frequency of 1.5kV (effective value) for 1 minute.
Dimension: 320mm (length), 240mm (width), 130mm (height); weight: 2.0kg
