DDSY51 Single Phase Static Prepaid Watt-hour Meter

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    Type: DDSY51 Single Phase Static Prepaid Watt-hour Meter

    Accuracy: 1.0,2.0

    Power loss: < 2W/5VA

    Nominal voltage: 220V

    Nominal current: 5(20)A¡¢5(30)A¡¢10(40)A

    Frequency: 50Hz

    Description:

    1. Functions and Features

    1) Measurement Function
    a. Active energy consumption measurement

    2) Real-time Measurement Function
    a. Instantaneous active power measurement

    3) Output Port
    a. Active test impulse output port

    4) Communication Function
    a. Meter reading and setting can be achieved via RS485 port
    b. RS485 port electric insulation, lightning proof circuit design

    5) Display:LED

    6) Other Functions
    a. Unique smart card, one car for one meter
    b. Load control function

    2. Technical Characteristic
    Accuracy:CL1.0/2.0
    Reliability:Simple structure with high reliability
    Stability:No calibration needed during long working period with high stability

    DDSY51 Single Phase Static Prepaid Watt-hour Meter