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  •   ZN63-12KV Indoor High Voltage Side-Mounted Vacuum Circuit Breaker Fixed VS1
  •   ZN63-12KV Indoor High Voltage Side-Mounted Vacuum Circuit Breaker Fixed VS1
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ZN63-12KV Indoor High Voltage Side-Mounted Vacuum Circuit Breaker Fixed VS1

Model: ZN63-12KV

Description:

It is used for proteclion and control.Due to the special advantages of vacuumcircuit breakers,it is especially suitable for places that require frequent operation under rated current or multipleshort-circuit currents.

Main advantages
Safe and reliable, able to meet operational requirements under special conditions
Over 22 years of manufacturing experience
Brand vacuum arc extinguishing chamber and fixed sealing pole
Reliable operating mechanism
Excellent operational system ensures stable quality and convenient delivery
Complete solutions, convenient ordering, and easy installation
Accept OEM&ODM:YES
Certificate: CE,Test reports
Production time: 7~ 12 working days
Warranty period: 12 Months
Delivery time: 15 days
Payment term: 50% deposit before production+50% balance before shipment(by T/T,D/P,Paypal)
  • General
  • Technical Parameter
  • ZN63(VS1)-12 indoor high voltage side-mounted vacuum circuit breaker is suitable for power system with 50Hz,12KV rated voltage and three-phase.It is used for proteclion and control.Due to the special advantages of vacuumcircuit breakers,it is especially suitable for places that require frequent operation under rated current or multipleshort-circuit currents. ZN63(VS1)-12 side-mounted vacuum circuit breaker adopts fixed installation and is mainly used for fixed switchgear.The circuit breaker can be used alone or in ring power supply.box type or various non-standard power supplysyslems,  

    Drawing



    Environmental

  • No
    tem
    Unit
    Data
    1
    Rated volloge
     KV
    12
    2
    Rated lighining impulse withstand voltage Rated insulation lpeak
    75 (Phase fo phase,to earthi/80 (Between open contacts
    level1 min power frequency withstand voltage
    42 (Phase to phase,to earth)/48 (Between open confacls
    3
    Rated short circuit breaking current
    KA
    25
    31.5
    4
    Rated current
    A
    630  1250
    630  1250  1600
    5
    Raled thermal stability current (RMS)
    25
    31.5
    6
    Rafed dynamic stability current (peak)
    KA
    63
    80
    7
    Rated short circuit making curren
    63
    80
    8
    Raled short circuit current breaking time
    Times
    50
    9
    Secondary circuit operaling frequency withstand voltoge
    V/min
    2000
    10
    Rated operating sequence
    0-0.3s-C0-180s-CO
    11
    Raled thermal stability time
    S
    4
    12
    Rated single /back to back capacitor bank breaking curren
    A
    630/400
    13
    Mechanical life
    Times
    20000
     
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