Jiangsu Acrel Electrical Manufacturing Co., LTD.
Jiangsu Acrel Electrical Manufacturing Co., LTD.
  • ard2m motor protect controller
  • ard2m motor protect controller
  • ard2m motor protect controller
  • ard2m motor protect controller

Acrel ARD2M Motor Protect Controller

ARD2M motor protector (hereinafter referred to as the protector) is suitable for low-voltage motor circuits with rated voltage up to 660V and integrates protection, measurement, control, communication, operation and maintenance.Its perfect protection function ensures the safe operation of the motor, with logic programmable function, can meet a variety of control methods.

Its perfect protection function ensures the safe operation of the motor, with logic programmable function, can meet a variety of control methods.

  • Protective Function

  • Control Function

    A variety of control methods, programmable input and output

  • Measurement, monitoring

    Three-phase voltage, current, active power, electric energy, leakage current, power factor, PTC/NTC


  • SOE

  • Communication

    RS485 Modbus RTU or Profibus-DP


Parameters of ARD2M Motor Protect Controller


Technical parametersTechnical indicators
Protector auxiliary power supplyAC85-265V/DC100-350V
Rated working voltage of the motorAC220V / 380V, 50Hz / 60Hz
Rated operating current of the motor1 (0.1A-5000A)Integrated/Split current transformer
5 (0.1A-5000A)
25(6.3A-25A)
100(25A-100A)
250(63A-250A)Split current transformer
800(250A-800A)
Relay output contact capacityImpedance loadAC250V、10A
Switching input8 channels of passive dry contact (active DC110V, DC220V, AC220V input can be optional)
CommunicationRS485 Modbus_RTU, Profibus_DP
EnvironmentWorking temperature-10ºC~55ºC
Storage temperature-25ºC~70ºC
Relative humidity≤95﹪No condensation, no corrosive gas
Altitude≤2000m
Pollution levelsClass 3
Protection gradeMain body IP20, split display module IP54 (installed on the cabinet panel)
Installation categoryLevel III

Video of ARD2M Motor Protect Controller


Benefits of ARD2M Motor Protect Controller


  • U, I, P, S, PF, F, EP, Leakage, PTC/NTC

  • Start control function

  • 8 programmable DI

  • 5 programmable DO

  • Modbus-RTU or Profibus-DP communication

  • 1 DC4-20mA analog output

  • SOE

  • Anti-shaking function


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Any IoT energy management system problem pls contact us, our experts will reply you within 24 hours.

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  • Tel:

    +86-18761599716

  • Address:

    No.5 Dongmeng Road, Nanzha Street, Jiangyin City, Jiangsu Province, China.