Feature

Parameters

Accuracy

U, I: 0.2 class, P, Q, PF: 0.5 class, Harmonic: A class,
Active energy: 0.5S class, Reactive energy: 2 class,
Analog output: 0.5 class

Display

LCD

Signal Input

Power Grid

3 phase 4 wire, 3 phase 3 wire, single phase

Rated Value

AC100V, AC380V

Overload

Sustainable: 1.2 times, Instantaneous: 2 times/10s

Consumption

<0.1VA(each phase)

Impedance

>1MΩ

Current

Rated Value

AC1A, AC5A

Overload

Sustainable:1.2 times, Instantaneous:10 times/5s

Consumption

<0.1 VA(each phase)

Impedance

<20mΩ

Frequency

（50±5%）（60±5%）Hz, accuracy: ±0.01Hz

Harmonic

Voltage, current total harmonic distortion and 2-15 times odd harmonic distortion

Energy

Dual direction active and reactive metering

Power

Working range

AC, DC: 80V～270V

Consumption

<5VA

Function Module

Energy pulse output

2 loops energy pulse output, photo coupler relay, constant 5000imp/kWh (kvarh)

Communication port

1 loop RS-485，MODBUS-RTU, Baud rate: 2400~9600

Digital input

At most 4 loops digital invariables input, dry node connection

Relay output

At most 3 cycles relay output, AC250V/5A, DC30V/5A

Analog output

1 analog output: 0/4～20mA or 0～5/10V

Operating environment

-20~65℃, humidity ≤93%, no erosion gas, altitude≤2500m

Storage environment

-25~75℃,humidity≤93%

Safety

Insulation

Signal, power, output terminal to shell resistance>100MΩ

Withstand voltage

Input and power>2kV, Input and output>1kV, power and output>2kV