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ZW32P-12 Outdoor Prepaid Metering Vacuum Circuit Breaker

ZW port P-12 series outdoor prepaid metering vacuum circuit breaker is a three-phase AC 50HZ, rated voltage 12KV outdoor vacuum circuit breaker, metering integrated switchgear, matched with three-phase multi-function meter to realize the opening and closing of distribution system load current, overload current and short-circuit current, and has high-precision high-voltage metering device, realizing all metering, settlement and accounting functions of active energy meter, reactive energy meter, active demand meter, power factor, prepaid meter and multi-rate meter. It can also flexibly preset multi-function overload alarm and automatic power failure, phase loss alarm record and automatic meter reading.

With international standard IC card RS485 interface, infrared communication, large LCD display and multiple technologies, multiple functions are flexibly preset, and information transmission between users and power supply department computers is realized through I card or handheld computer as the medium. The power department can choose one or more transmission methods according to local specific conditions, which is convenient for the power department to realize computer network management, so as to meet the needs of effective, timely and scientific management of users.

    Usage Environment

    ◆Ambient air temperature: upper limit +40℃, lower limit -30℃;

    ◆Altitude not exceeding 2000m;

    ◆The wind pressure does not exceed 700Pal (corresponding to wind speed 34m/s);

    ◆The earthquake intensity does not exceed 8 degrees;

    ◆Filth level: W level;

    ◆Maximum daily temperature difference: no more than 25℃;

    ◆Relative humidity: daily average value is not more than 95%, monthly average value is not more than 90%;

    ◆No flammable, explosive, chemically corrosive or violently vibrating environment.

    Technical Parameters

    Serial number

    Project

    Unit

    Data Value

    1

    Rated voltage

    kV

    12

    2

    Rated current

    A

    630

    1250

    3

    Rated insulation level

    Power frequency withstand voltage (imin)

    kV

    42

    Lightning impulse withstand voltage (peak)

    kV

    75

    4

    Secondary circuit 1min power frequency withstand voltage

    kV

    2

    5

    Rated short-circuit breaking current

    kA

    16、20

    20

    6

    Rated short-circuit making current (peak value)

    kA

    40、50

    50

    7

    Rated peak withstand current

    kA

    40、50

    50

    8

    4S Rated short-time withstand current

    kA

    16、20

    20

    9

    Rated operating sequence

     

    Open-0.3S-Close Open-180S-Close Open

    10

    Rated short-circuit current breaking times

    Second-rate

    30

    11

    Mechanical life

    Second-rate

    10000

    12

    Rated operating voltage and auxiliary circuit rated voltage

    V

    AC/DC 110, 220, DC 48, 24

    13

    Allowable wear thickness of moving and static contacts

    mm

    3

    14

    Rated current of overcurrent release

    A

    5

    Ordering Instructions

    1.Product name, model, rated current, rated voltage, rated breaking current;

    2.Rated operating voltage and rated voltage of energy storage motor;

    3.Current ratio and accuracy level of the current transformer;

    4.Material and color of the box shell;

    5.If you have other special requirements, please negotiate when ordering.