*Measure electrical parameters such as voltage, current, frequency, power, power factor, and energy of 1P2W, 3P3W, and 3P4W systems

*Adopting independent measurement chips, it has the characteristics of high cost-effectiveness, good stability, and high measurement accuracy

*LCD display, capable of manually or automatically switching between displaying various electrical parameters

*Optional four way switch output, power pulse output, RS485 communication output

*Can complete electricity measurement, energy metering, data display, acquisition, and transmission

*Designed according to CE specifications

*Suitable for substation automation, distribution automation, intelligent buildings, and internal energy measurement, management, and assessment within enterprises

*Measurement range: AC 0~500V*5A

*Accuracy level: 0.5% F.S

*Input impedance: voltage input impedance>500K Ω; Current input impedance ＜ 2m Ω

* Overload capacity：voltage(1.2 times the rated value continuously, 10 times the rated value continuously for 10 seconds)

Current (continuous at 1.2 times rated value, continuous at 10 times rated value for 10 seconds)

*Temperature coefficient: ≤ 100ppm/℃(0~50℃)

*Working frequency: 45~65Hz

* Isolation withstand voltage: AC 2.0KV/1min (between power supply/input/output)

*Insulation resistance: input, output, power supply to the casing>50MΩ

*Work environment:- ten~55 ℃, 20~90% RH (no condensation)

*Working power supply: AC 220V or AC/DC 85-270V (optional)

*Whole machine power consumption: ≤ 5VA