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  • HMC-3C

    HMC-3C

    HMC-3C

    This position indicator type HMC-3C is applied with motor drive units of CAM7 and CMA9 (hereinafter referred as MDU) of on-load tap changer, and it can display the actual position of tap changer, there are three buttons "1-N", "stop" and "N-1" on the front panel, beside them is an indication lamp of "Remote Control". The input signal for position indication is decimal code and output BCD code.


    HMC-3C adopts LED digital tube to display the positions and it characterizes as high stability and

    reliability, the plastic housing of HMC-3C make it light-weighted, small-sized, easy and safe to operate.


    (1) Power supply : 220V AC (Note: special power supply upon request)

    (2) Power frequency : 50 Hz or 60 Hz

    (3) Maximum indication position : 35

    (4) Operating temperature : -10~40


    Indicator Terminals

    X1 Terminal of MDU

    Remarks

    1

    8

    1-N

    2

    12

    Stop

    3

    9

    N-1

    4

    11

    Common

    5

    23

    “Remote Control”indication

    6

    24


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