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VS1-12KV MV Vacuum Circuit Breaker

Short Description:

VS1 indoor high-voltage alternating-current vacuum circuit breaker has a frequency of 50Hz and a rated voltage of 12kV Breaking Capacity Max 50KA replacement ABB VS1 VD4 Vacuum Breaker .

 


  • FOB Price: US $5 - 499 / Piece
  • Supply Ability: 5000 Pcs per Month
  • Payment Terms: L/C, D/P, T/T, Paypal
  • Control voltage: 24V 48V 72V 110V 230V 240V 380V 440V 480V
  • Brand : Nofuel
  • Product Detail

    Product Tags

    VS1-12 vacuum circuit breaker

    is a type of high voltage switch which appropriate to 12kv, 50Hz three phase alternating current system, applicable for protecting and controlling, especially appropriate to frequent operation and short circuit places. This type is mainly used in fixed or drawble type switchgear .

    Advantages

    • Simple structure
    • Adapt ultra low resistance type vacuum interrupter
    • Adapt optimization and modular spring operating mechanism
    • Suitable for occasions with frequent operation
    • Free maintenance and long service life
    • High reliable performance

    Ambient condition

    1 Ambient temperature: max +40°C min -15°C(conveyance under -30°C is allowed)

    2 Altitude: ≤1000m

    3 Relative humidity: daily average relative humidity: ≤95%; monthly average relative humidity≤90%; daily average saturated vapor pressure ≤2.2*10-3 MPa; monthly average value   ≤1.8*10-3 MPa

    4 Earthquake intensity: ≤8 degree

    5 The installation should be free from fire, explosion, severe vibration, chemical corrosion and serious pollution

     

    Main Technical Parameters

    Item

    Description

    Unit

    Data

    1

    Rated voltage

    KV

    12

     

    Rated frequency

    Hz

    50/60

    3

    Rated current

    A

    630  1250  1600  2000 2500  3150

    4

    Rated short-circuit breaking current

    kA

    25,31.5,50KA

    5

    Rated short-circuit making current(peak value)

    kA

    50,63,80

    6

    Rated short-time withstand current

    kA

    20,25,31.5

    7

    Rated withstand current(peak value)

     

    50,63,80

    8

    Rated insulation level

    Lightning impulse withstand voltage

    KV

    145

    1 min power-frequency withstand voltage

    64

    9

    Rated operating sequence

     

    OC-0.3s-CO-180S-CO

    11

    Rated short-circuit duration

    s

    4

    12

    Times of breaking with the rated short-circuit current

    Times

    30

    13

    Mechanical life

    Times

    10000

    14

    Weight

    kg

    150

    VS1

     


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