ARD2F Industrial Protection Motor Management Relay
● U, I, P, S, PF, F, EP, Leakage, PTC/NTC
● 16 protect function
● Start control function
● 9 programmable DI
● 5 programmable DO
● Modbus-RTU or Profibus-DP communication
● 1 DC4-20mA analog output
● 20 fault record
● Anti-shaking function

PRODUCTS

  • General

    ARD2F intelligent 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.


    Functional features

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    ①Protective function


    ②Control function

    A variety of control methods, programmable input and output


    ③Measurement, monitoring

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


    ④Operation and maintenance records


    ⑤Communication


    ⑥Human-computer interaction


    Dimensions

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    Typical Connection


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    Application

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  • Technical parameters

    Technical indicators

    Protector auxiliary power supply

    Support two power modules, AC 220V power module (AC85-265V/DC100-300V) default, AC 380V power module (AC/DC100-415V) optional

    Rated working voltage of the motor

    AC220V / 380V / 660V50Hz / 60Hz

    Rated operating current of the motor

    1 (0.1A-5000A)

    External current transformer

    5 (0.1A-5000A)

    1.6 (0.4A-1.6A)

    6.3 (1.6A-6.3A)

    256.3A-25A

    10025A-100A

    25063A-250A

    800250A-800A

    Relay output contact capacity

    Impedance load

    AC250V10A

    Switching input

    10 channels of passive dry contact (active DC110V, DC220V, AC220V input can be optional)

    Communication

    MODBUS RTU communication,PROFIBUS_DP communication

    Environment

    Working temperature

    -10ºC55ºC

    Storage temperature

    -25ºC70ºC

    Relative humidity

    ≤95No condensation, no corrosive gas

    Altitude

    ≤2000m

    Pollution levels

    Class 3

    Protection grade

    Main body IP20, split display module IP54 (installed on the cabinet panel)

    Installation category

    Level III


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    Front View                              Left view

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    Top view

    4.2 Installation dimension of protector display unit

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    Installation dimensions of transformer

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    Current Transformer (0.1A-100A)

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    Current Transformer (63A-250A)

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    Current Transformer (250A-800A)

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    Zero sequence current transformer

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