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  • HDER-SC3

    Digital Overcurrent Relay

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    Product details

    ■  Compact Design 

    ■  MCU( Microprocessor Control Unit ) Based/3-CT Type

    ■  Real Time Processing/Higher Precision

    ■  Over-current, Under-current, Phase loss, Phase Unbalance

    ■  Indicating real current on the display

    ■  Trip cause digital display for easy trouble shooting

    ■  Reset: Automatic reset or manual reset can choose


    Protection:

    Protective Item

    Range

    Over-current

    1-90A

    Under-current

    2-90A

    Phase Loss

    3 sec

    Phase Unbalance

    8 sec


    Specification:

    Current Setting

    Type

    Range

    90

    2~90A

    Time Setting

    Start

    D-TIME

    0-99 sec

    Trip

    O-TIME

    1-99 sec

    Control Voltage

    110

    110VAC±15%

    220

    220VAC±15%

    380

    380VAC±15%

    Output Relay

    Mode

    1-SPDT(1C)

    Rating

    3A / 250VAC Resistive

    Status

    Normally Energized

    Time-Current Characteristic

    Definite

    Operating(Trip) Indication

     Digital display

    Mounting

    Distribution Board Installation


    Circuit diagram:


    Contact Us

    • TEL: +86-577-61771181
    • FAX: 86-577-62671829
    • Mobile: +86 13858844068
    • Email: [email protected]

    Wenzhou Sunao Electric Co., Ltd.

  • Wechat:+86 13858844068

  • Whatsapp:+86 13858844068

  • E-mail:[email protected]

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