0.5S accuracy multifunction monitor power meter with Modbus-RTU RS485 interface

KPM10 Multifunction power meter

Working power source

Operating Voltage

AC85~265V/DC80~300V

Rated power

<3VA

Input voltage

Rated voltage

57.7/100V, 220/380V, 380/660A(needs customization)

Sill value

5V

Overload capacity

1.2 times rated voltage allowed, continuous work; 2 times the rated voltage allowed 1second

Power consumption

<0.5VA/phase(rated)

Measurement range

5~260VAC,

Frequency range

45~65Hz

Input current

Rated current

Default 5A,Input range 1-6A;Optional 1A,Input range 1-1.2A

Sill value

5A Configuration,5mA;1A Configuration,0.8mA

Overload capacity

1.2 times rated current allowed, continuous work; 20 times the rated current allowed 1 second

Power consumption

<0.75VA/phase(Rated current 5A);<0.25VA/phase(Rated current 1A)

Frequency range

45~65Hz

Input/Output

Switch value input

2-way passive main line contact DI input, internal supply DC24V power source

Relay output

2-way DO output,Contact capacity 250VAC/5A,30VDC/5A

Power quality monitor

Harmonic measurement

Voltage/current2~21th harmonic distortion rate,total harmonic distortion rate.

Harmonic distortion rate

Phase voltage, line voltage

Imbalance rate

Voltage. current

Measurement accuracy

Voltage

±0.2%(0.01V)

Current

±0.2%(0.01A)

Active power

±0.5%(0.1W)

Reactive power

±2.0%(0.1kvar)

Active energy

±0.5%(0.1kWh)

Reactive energy

±2.0%(0.1kvarh)

Power factor

±0.5%(0.001)

Frequency

±0.02Hz(0.01Hz)

Temperature

±1℃(1℃)

Communication

Communication interface

RS485, Photoelectric isolation interface

Communication protocol

Modbus-RTU, 1200~38400bps

Electrical insulation

Power frequency withstand voltage

AC2kV/min~1mA Input-output-power source (GB/T 13729)

Insulation resistance

                  >50MΩ                          

Impact voltage

5kV(Peak),1.2/50us    

Working environment

Operating temperature

-25℃ ~ +70℃

Relative humidity

5%~95% No condensation

Storage temperature

-30℃ ~ +75℃

Altitude

No more than 4000m