Professional Electrical  Products Manufacturer & Supplier for  DIN Rail Energy Meter, Cables, Transformer, EPC projects
          info@engelec.cn​
You are here: Home » Products » Residential & Industrial Electric » Circuit Breaker MCCB / ACB / VCB » Vacuum Circuit Breaker (VCB) » Vacuum Circuit Breaker VS1
Share to:

Vacuum Circuit Breaker VS1

VS1 series vacuum circuit breaker is indoor high voltage switch-gear with rated voltage 12kV, 24kV three-phase AC 50Hz, The overall structure of this product is fromed with the switch main body and operating device, uses the compound insulation structure, does not have the pollution and the explosion hazard, and the insulation level is high. This operating device of the series product is for the spring loaded type, can use the electrically operated operation, also can use the manual operation.
  • VS1
  • ENGELEC
  • VS1
Size:

Vacuum Circuit Breaker VS1


Main Specification:


No.

Item

Unit

Data

Data


Rated Voltage


12

24

3

Rated current

A

1250,1600 
2000, 2500

630,1250,
1600,2000,3150

4

Rated short circuit breaking current

kA

31.5

40

50

20  

25

31.5

5

Rated short circuit breaking dropon current (peak volue)

kA

80

100

125

50 

63

80

6

Rated peak value withstand current

kA

80

100

125

50 

63

80

7

4s rated short time withstand current

kA

31.5

40

50

20 

25

31.5

8

Rated insulation level       

Power frequency withstand voltage

KV

42(fracture 48)

65



Impulse withstand voltage


75(fracture 85)

125

9

Rated sequence of operations


O-0.3s-CO-180s-CO

O-0.3s-CO-180s-CO

10

Mechanical life

Time

10000

10000

11

Breaking times for rated short circuit dropout current

Time

50

50

12

Operating voltage

V

110,220(DC or AC)

13

Contact distance

mm

11±1

14±1

14

Overtravel (contact spring reduction length)

mm

3±0.5

3.5±1

15

Three-phase opening/closing asynchrunous

ms

<2

≤2

16

Contact switch on bounce time

ms

<2

≤2

17

Average opening speed

m/s

1.05±0.15

1.0±0.2

18

Average closing speed

m/s

0.6±0.2

1.3±0.2

19

Opening time    

with max operation voltage  

s

<0.05



with min operation voltage


<0.08

20

Closing time

s

<0.1




If you have any enquiry about quotation or cooperation,please feel free to email us at info@engelec.cn or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.

Product Inquiry

Related Products

ADD : No.138 Ninkang West Road, Yueqing, Zhejiang, China(325600) 
TEL : +86-577-61672337
E-MAIL
 :  info@engelec.cn
WEB :  www.engelecgroup.com
SKYPE :  jolininternational
MOBILE :  +86 13505876536
SALES :  Jolin Huang
 Copyright  2016 ENGELEC POWER TECHNOLOGY CO., LTD. All rights   XML  SiteMap