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    86-510-83720170 -8007
    E-mail: lanhong@lhdz.com
     
     
     
     
     
    CKJ3-800,1000,1250-2KV

    Name

    Unit

    Value

    Main circuit

    Rated working voltage (Ue)

    V

    2000

    Rated working current (Ie)

    A

    800, 1000,1250

    Rated frequency (fr)

    Hz

    50~60

    Rated making capacity

    A

    4Ie (AC-2)

    Rated breaking capacity

    A

    4Ie (AC-2)

    Withstand overload current capacity/s

    A/s

    4Ie/10

    Power frequency withstand voltage

    Between phases, phase to earth

    kV

    4.2

    Vacuum breaks

    kV

    10

    Lightening impulse withstand voltage

    kV

    8

    Control circuit

    Rated voltage1 (Us)

    V

    AC. 220/380

    DC. 110/220

    Rated power (Ps)

    Electric holding

    VA

    ≤1000/100 (absorbing/holding)

    Mechanical holding

    VA

    ≤900/600 (closing/opening)

    Auxiliary circuit

    Form

     

    3a+3b

    Rated value

     

    AC380V/5A, DC380V/1A

    Control circuit, auxiliary circuit to earth power frequency withstand voltage

    kV

    2

    Rated operating frequency

    Long-term or mechanical holding type

    time/h

    300

    Short-term

    time/h

    600

    Mechanical endurance2

    10000 times

    30

    Electrical endurance

    10000 times

    10

    Net weight
    kg
    31

    Mechanical characteristics

    Closing time

    ms

    ≤200

    Original opening time

    ms

    ≤160(electric holding)

    ≤60(mechanical holding)

    3-phase synchronism

    ms

    ≤3

    Closing tripping

    ms

    ≤10

    Remark: 1.rated control voltage can be made according to customer’s requirements.

    2.for mechanical holding type, the interlock mechanism should be changed every 300,000 times.

     
     
    CKJ3-800/1000/1250-2KV Vacuum Contactor
     
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