China Electrical Power Transformer manufacturer

ZW32 Outdoor Vacuum Circuit Breaker

Product Details:
Place of Origin: China
Payment & Shipping Terms:
Minimum Order Quantity: 1
Price: 200-5000/piece
Packaging Details: wooden case
Delivery Time: 15 days
Payment Terms: LC T/T
Supply Ability: 20000 pieces/year
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Detail Information

Model Number: ZW32-12 Mechanical Life: 30000 Times
Frequency: AC 50/60 Hz Rated Voltage: 12KV 11KV 10KV
Rated Current: 200A 400A 630A 1250A Poles Number: 3, 3
High Light:

vcb circuit breaker


vacuum circuit switch

Product Description

ZW32 12kv circuit breaker ac vacuum switch 24kv High Voltage ac circuit

breaker Outdoor for Switchgear earthing switch


ZW32-12 series outdoor pole-mounted vacuum circuit breaker is a kind of outdoor

three-phase AC power distribution equipment at 12kV and 50Hz, mainly used for

closing the load current and opening overcurrent and short circuit current in the power

system. It can be used as a section switch in the distribution line, branch line and ring

main and as a incoming switch in rural grid, industrial and mining enterprises, residential

areas, construction sites, etc.


Service Conditions:

Altitude: ≤1000m; if applied in special conditions, it is designed to 2000m to 4000m to

meet the requirements of different altitudes.

Ambient temperature: -40~+40℃;

Wind speed35m/s;

It is placed in the places without violent vibration




ltem Unit Data
Ratedvoltage KV 12
Ratedfrequency Hz 50
Ratedcurrent A 630/1250
Ratedshortcircuitbreakingcurrent kA 20/25
Ratedpeakwithstandcurrent(peak) kA 50
Ratedshort-timewithstandcurrent(4S) KA  
Ratedshort-circuitdlosingcurrent(peak) kA 50
Mechanicallife Times SpringOperation10000
Ratedcurrentbreaking Times 0-0.3s-C0-180s-CO
Ratedshort-circuitbreakingcurrent Times 30
Powerfrequencywithstandvoltage(1min) KV 42(acrossopencontacts:49/34)
Lightningimpulsewithstandvoltage(peak)inter-phase KV 75(acrossopencontacts:85)
Closingtime ms 25~60
Totalbreakingtime ms s100
Arcingtime ms s20
Ratedinputpowerofenergystoragemotor   40
Ratedoperatingvoltageandratedvoltageofauxilianycircuit V DC220,110,24 AC220,110,24
Storagetimeunderratedvoltage S s10
Ratedcurrentofover-currenttripper A 5


ZW32 Outdoor Vacuum Circuit Breaker 0




Snapped vacuum interrupter,air insulated,with electric spring operating mechanism,allowing

breaking the ability strong,high frequency short-circuit breaking,no fire and explosion hazards,

easy operation is an excellent,practical,strong product.

The product structure using three-phase common tank type,casing into the outlet,cabinets dry

air,electric spring mechanism is disposed on the side of the box,can be used under relatively

harsh environmental conditions.

This product is vacuum interrupter ceramic shell,goblet longitudinal magnetic field electrode

structure,copper-chromium contact materials,with excellent breaking and closing short-circuit

current capability.

The product is small,light weight,becautiful apperance.vacuum interrupter ans insulation support

sleeve design compact,pole qualifying conductive silicone rubber outer note,can adapt to harsh

weather confitions and dirty environmrnts.

ZW32 Outdoor Vacuum Circuit Breaker 1




About us


Qingdao Hengfengyou Electrical Engineering Co. , Ltd. is one of the large-scale electric complete

sets of manufacturers in China, specializing in oil-immersed transformers, dry-type transformers,

high-voltage Cabinets, low-voltage cabinets and substation manufacturing specialized electrical

enterprises. The company is located in the beautiful coastal city of china-qingdao. The company

has a registered capital of 10 million yuan, 20 senior technical personnel, more than 500 employees,

and a sound sales and service system, annual output value of US $1 billion, the products sell well

at home and abroad.


ZW32 Outdoor Vacuum Circuit Breaker 2

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