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      86-510-83720170 -8007
      E-mail: lanhong@lhdz.com
       
       
       
       
       

      JCZ1-12-400/630,1250A

      Name

      Unit

      Value

      Main circuit

      Rated working voltage (Ue)

      kV

      12

      Rated working current (Ie)

      A

      400、630

      1250

      Rated frequency (fr)

      Hz

      50

      50

      Rated making capacity

      A

      10Ie (AC-4)

      4Ie (AC-2)

      Rated breaking capacity

      A

      8Ie (AC-4)

      4Ie (AC-2)

      Rated short time withstand current

      A

      10Ie

      4Ie

      Rated peak withstand current

      A

      25Ie

      10Ie

      Rated short circuit duration

      s

      4

      Power frequency withstand voltage

      Incoming wiring terminal to earth

      kV

      32

      42

      Outgoing wiring terminal to earth*

      kV

      32

      42

      Vacuum breaks

      kV

      32

      42

      Lightening impulse withstand voltage

      kV

      60

      75

      Control circuit

      Rated voltage (Us)

      V

      AC or?DC.110/220

      Rated power (Ps)? electric holding

      VA

      ≤1000/100(absorbing/holding)

      Auxiliary circuit

      Form

       

      3a+3b

      Rated value

       

      AC 380V/5A
      DC 380V/1A

      Control circuit, auxiliary circuit to earth power frequency withstand voltage

      kV

      2

      Rated operating frequency

      Long-term

      time/h

      300

      Short-term

      time/h

      600

      Mechanical endurance

      10000 times

      30

      Electrical endurance

      10000 times

      10

      Mechanical characteristics

      Closing time

      ms

      ≤200

      Original opening time

      ms

      ≤160

      Closing tripping

      ms

      ≤10

       
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