• VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
  • VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
  • VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
  • VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
  • VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
  • VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China

VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China

Breaking Capacity: Middle Voltage
Operation: Electric Type
Speed: Normal Type Circuit Breaker
Arc-extinguishing Medium: Vacuum
Installation: Fixed
Structure: MCCB
Samples:
US$ 1050/Piece 1 Piece(Min.Order)
| Request Sample
Manufacturer/Factory & Trading Company
Diamond Member Since 2008

Suppliers with verified business licenses

Shaanxi, China
Importers and Exporters
The supplier has import and export rights
High Repeat Buyers Choice
More than 50% of buyers repeatedly choose the supplier
Years of Export Experience
The export experience of the supplier is more than 10 years
Fast Delivery
The supplier can deliver the goods within 15 days
to see all verified strength labels (28)

Basic Info.

Model NO.
VIB3-12
Poles Number
3
Type
Circuit Breaker
Function
Conventional Circuit Breaker, Circuit-Breaker Failure Protection
Certification
VDE, ISO9001-2000, CE, CCC
Transport Package
Non-Solid Wooden Case
Specification
3P 210mm
Trademark
Longxiang electric
Origin
Baoji, Shaanxi China
HS Code
85389000
Production Capacity
20000sets/Year

Product Description

VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China

General Description
VIB3-12 series of indoor high voltage vacuum circuit breaker is applied to three phase,A.C 50(60)Hz,3.6~24kV electric system.It's used for
mining and industrial enterprise, power plant, substation to switching and dividing load current, overcurrent, fault current, also applied for place
with frequent operation. This series widely used for power station, power system, petrochemical, smelting, subway, airport, buildings project.


Applying ambient conditions and width of matched switchgear
Ambient temperature:max +40ºC,average temperature within 24h should less than 30ºC,min temperature -15ºC
The height above sea leval:≤1000m,can meet 4500m(need evaluate)
Relative humidity:daily average relative humidity≤95%,monthly average relative humidity≤90%
Saturated vapour pressure:daily average value≤2.2kPa,monthly average value≤1.8kPa
ambient air:without obvious dust,smog,corrosive or flammable gas,steam and salt mist pollution
Width of matched switchgear room:650mm,800mm,1000mm


Technical specification
Name Unit Date
rated voltage kV 12
rated power frequency withstand voltage kV 42
rated lighting impulse withstand voltage kV 75
rated frequency Hz 50
rated current A 630 1250 1600 2000 2500 3150
rated short circuit breaking current kA 20 20        
25 25 25      
31.5 31.5 31.5 31.5 31.5 31.5
  40 40 40 40 40
           
rated peak withstand current kA 50 50        
63 63 63      
80 80 80 80 80 80
  100 100 100 100 100
           
conductive circuit resistance of each phase μΩ ≤50 ≤45 ≤35 ≤25

Mechanical characteristic parameter
 
S.N. Name Unit Data
1 distance between open contacts mm 9±1
2 overtravel mm 3.5±0.5
3 contact bouncing duration at closing operation ms ≤2(1600A Max)         ≤3(2000A Min)
4 out of simultaneity of CO operation of three ploes ms ≤2
5 opening time ms 20~50
6 closing time ms 35~70
7 average opening speed m/s 0.9~1.3
8 average closing speed m/s 0.4~0.8

VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China


Our Factory

VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China


Our Certificates

VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
VIB3-12 Indoor Vacuum Circuit Breaker Manufacture in China
Welcome for enquiry and factory visit!

Send your message to this supplier

*From:
*To:
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now