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VSG Vacuum Circuit Breaker
Quick Details
Product Code:
8535900090
OEM:
Available
Sample:
Available
Port:
NingBo/ShangHai
Payment:
PayPal,VISA,L/C,T/T,MasterCard,Western Union
Place of Origin:
China
Supply Ability:
100 piece per week
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description

VSG/R Vacuum Circuit Breaker with Lateral Operating Mechanism is fixed installation. It is mainly used for fixed switchgear. The circuit breaker can be used alone. It is more suitable for ring network power supply, box transformer or various non-standard power supply systems.

parameters

 

Technical Information

Technical Specification

 

 

 

 

 

 

 

 

Rated voltage

 

kV

 

12

 

24

 

Rated current

 

 

A

 

630,1250,1600,2500,3150

 

 

Rated Frequency

 

Hz

 

50

 

50

 

Rated insulation level 1min power frequency withstand voltage

kV

 

42/48

 

65

 

Lightning impulse withstand voltage

kV

 

75/85

 

125

 

Rated short circuit breaking current

kA

20/25

 

31.5

 

31.5

 

4S rated short circuit withstand current

kA

20/25

 

31.5

 

31.5

 

Rated peak tolerable current

kA

50/63

 

80

 

80

 

Rated short circuit switching current (peak value)

kA

50/63

 

80

 

80

 

Operation sequence of automatic reclosure

 

 

分-0.3s-合分-180s-合分 Score-0.3s-Score-180s-Score

Arcing time

 

ms

 

 

≤15

 

 

Rated short circuit breaking current

Times

100

 

50

 

100

 

Mechanical life

 

Times

 

20000

 

20000

 

Contact opening (according to vacuum tube)

mm

 

11±1(9±1)

 

13±1

 

Contact overrun

mm

 

3.5±0.5

 

3±1

 

Contact closing bounce time

ms

 

≤3

 

≤2

Different Periods of Three-phase Closing

ms

 

≤2

 

≤2

Opening speed

 

m/s

 

0.9~1.5

 

0.9~1.7

 

Closing speed

 

m/s

 

0.5~0.9

 

0.6~1.0

 

Opening time

 

ms

 

≤50

 

20~50

 

Closing time

 

ms

 

≤100

 

35~70

 

 

Rated current: 630 A

 

μΩ

 

≤50

 

≤45

Main circuit resistance

Rated current: 1250 A

 

 

 

≤40

 

≤35

Interphase centre distance

mm

 

210±2

 

210,270,275

Company profile
Zhejiang Xikai Electric Co., Ltd engineers and manufactures medium- high-voltage electric
equipment, components and systems that deliver reliable electric power to homes, industries,
businesses, and institutions worldwide. We are a leader in providing load break switch, vacuum
circuit breaker, isolating switch that enable customers to increase productivity, improve system
reliability and reduce costs.
Our products, services, and solutions are used worldwide for public, commercial, and industrial
power systems. Our products had passed the test at Ministry of Power Industry of PRC and
Electric Power Research Institute of PRC.
As a global manufacture, Zhejiang Xikai Electric Co., Ltd provides a wide range of
forward-looking solutions including Power Systems Protection, Distribution System Reliability
and Power Quality products and services. Through our commitment to research and development,
we continue to develop smart solutions for safe, reliable, environmentally friendly power
protection.
Our products include indoor high voltage load break switch, vacuum load break switch, circuit
breaker; outdoor high voltage load break switch, circuit breaker; high voltage earthing switch;
high voltage isolating switch and fuse.
We offer our customers integrated protective solutions using innovative products combined with
unrivalled service and reliability world wide


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