ALP300 Smart Motor Protector Relay
● 2 programmable DI
● 4 programmable DO
● Modbus-RTU communication
● 1 DC4-20mA analog output

PRODUCTS

  • General

    ALP300 protector (hereinafter referred to as protector) adopts the latest single-chip microcomputer technology and has features of strong capacity of resisting disturbance, stable and reliable working,digitization and intellectualization and so on.

    Parameters


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    ①Protective function


    ②Analog


    ③Measurement, monitoring

    Three-phase current,  leakage current


    ④Communication(RS485 Modbus RTU)


    Dimensions

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    Typical Connection

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    Application

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  • Technical parameters

    Technical indicators

    Protector auxiliary power supply

    AC85V~265V

    Rated working voltage of the motor

    AC380V，50Hz/60Hz

    Rated operating current of the motor

    5 (0.1A-5000A)

    25（6.3A-25A）

    100（25A-100A）

    Switching input

    4 channels, AC250V,3A;DC30V,3A

    Communication

    MODBUS RTU communication

    Environment

    Working temperature

    -10ºC～55ºC

    Storage temperature

    -25ºC～70ºC

    Relative humidity

    ≤95﹪No condensation, no corrosive gas

    Altitude

    ≤2000m

    Pollution levels

    Class 2

    Protection grade

    IP30


  • 4.1 Installation dimensions of protector

    Unit: mm

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                                   LED                                                   LCD

                                                       Front view

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    Left view

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    Opening on the surface

    Main body


    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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