Canton FairSourcing
Circuit breakers

Vacuum Circuit Breaker

WENZHOU SINO-AMIGO IMPORT&EXPORT CORP
10/10 fairsForeign Trade CompanyModel ZW32-12
Vacuum Circuit Breaker
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About this product

  • Materials: Vacuum Interrupter and Operating mechanism
  • Size: 764*1150*712(H.W.D)
  • Color: RAL 7035
  • Exports to: Africa, Middle East, Southeast Asia, South Asia, Central Asia, Latin America
  • Made in: Zhejiang, China
Product details
MaterialsVacuum Interrupter and Operating mechanism
Size764*1150*712(H.W.D)
ColorRAL 7035
From the supplier

Summary

ZW32-12 model outdoor AC Vacuum circuit Breaker is used to make and break load current, overload current and short-circuit in 12kV, 50/60Hz power system. It is applicable for substations, industry and mining, urban and rural electricity power networks, especially applicable in occasions with frequent operation and automatic power distribution network. It accords with the standard of IEC62271-100 &GB 1984 AC high voltage circuit breaker, GB/T 11022 HV General technical requirement of switch and control apparatus.

 

 

Technical parameter

Item 

Unit

Data

Rated voltage

kV

12

Rated frequency

Hz

50/60

Rated current

A

630/1250

Rated short-circuit break current

kA

20/25

Rated peak withstand current (peak)

kA

50

Rated short-time withstand current (4S)

kA

20

Rated short-circuit closing current (peak)

kA

50

Mechanical life-span

times

Spring Operation 10000

Permanent Magnetic 30000

Rated current breaking

 

O-0.3s-CO-180s-CO

Rated short-circuit breaking current

V

30

Power frequency withstand voltage (1min)

kV

42(across open contacts:49/34)

Lightning impulse withstand voltage (peak) 

kV

75 ( across open contacts:85)

Closing time

ms

25~60

Total breaking time

ms

≤100

Arcing time

ms

≤20

Rated input power of energy storage motor

w

40

Rated operating voltage and rated voltage of auxiliary circuit

V

DC 220、110、24

AC 220、110、24

Storage time under rated voltage

s

≤10

Rated current of over- current tripper

A

5

Protection degree

 

IP65

 

 

 

Item

Closing coil

Opening coil

Over-current tripping coil

Rated voltage(kV)

220

220

 

Rated working current(A)

AC:5

DC:3.2

AC:5

DC:0.8

5

Voltage and current rang

under normal working

action on 65%-110%

of rated voltage

action on 65%-110% of rated voltage

avoid tripping under less than 30%of

rated voltage

action on 65%-110% of rated voltage

avoid tripping under less than 90%of

rated voltage

About the supplier

WENZHOU SINO-AMIGO IMPORT&EXPORT CORP

Main products: Other electrical and electronic products

  • ✓Exhibited at 10 of the last 10 Canton Fairs
  • ✓Foreign Trade Company
  • ✓Founded 2010
See all products from this supplier →

Light & Electrical exhibitors show in Phase 1 of the Canton Fair, 15 to 19 October 2026.

  • Exhibited at 10 of the last 10 Canton Fairs
  • Foreign Trade Company
  • Founded 2010
Canton Fair booth: 16.3A19 · Electronic and Electrical Products (140th session)

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