power quality analyzer 3 phase power analyzer multifunctional multi rate meter harmonic measuring

Technical Parameter

Data

Accuracy class

Voltage, current, frequency, power factor, active power: class 0.2s; active power: class 0.2s; apparent power: class 0.2s; harmonic: class A

Display mode

3.5-inch TFT LCD

Voltage input

Rated value(Un)

400V

Working range

50V~600V(phase-phase)

Power dissipation

<5VA

Current input

Rated value(In)

AC5A

Overload

Continuous: 1.2 times, instantaneous: 10 times / 5s

Power dissipation

<0.5VA (each phase)

Impedance

<20mΩ (each phase)

Frequency

40Hz~65Hz

Output

Alarm output

The upper and lower limit alarms are output by the same relay, with contact capacity of AC250V / 2A and DC30V / 2A

Analog output

DC0-10mA, 0-20mA, 4mA-20mA, Output load ≤ 500 Ω, can be customized voltage output

Communication

RS-485 communication interface, Modbus RTU communication protocol, baud rate 1200, 2400, 4800, 9600, 19200 can be set.

energy pulse output

Pulse constant:10000imp/kwh

Output mode: optocoupler isolated collector open circuit output Requirements for pulse acquisition interface:VCC≤5V Iz≤50mA

Security

Withstand voltage

Power supply to input terminal or output terminal  > AC 2kV 50Hz/1min,input terminal to output terminal > AC2kV 50Hz/1min

Insulation resistance

>100MΩ

Heat and flame resistance

Terminal block:960℃,Shell:650℃,Action time:30s

EMC

ESD

±8kV

EFT

±1kV

          HFEF

80MHz~1000MHz,10V/m

Environment

Temperature

Operating temperature: -10~70℃, storage temperature: -25~70℃

        Humidity

≤95%RH, no condensation and corrosive gas

Altitude

≤2500m