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  • VBI-C-12kV Side Mounted Vacuum circuit breaker
  • VBI-C-12kV Side Mounted Vacuum circuit breaker

VBI-C-12kV Side Mounted Vacuum circuit breaker

Description:

VBI type vacuum circuit breaker conforms to national standard GB1984-2003 HV Vacuum Circuit Breaker, JB3855-1996<3.6-40.5kV indoor AC high voltage vacuum circuit breaker>, DL/T403-2000<12kv-40.5kv HV vacuum circuit breaker ordering technical conditions>, and IEC62271-100:2001 high voltage AC circuit breaker relevant regulations.

  • Product Description

VBI-C-12KV SIDE MOUNTED VACUUM CIRCUIT BREAKER–LIYOND

Summary

VBI type vacuum circuit breaker conforms to national standard GB1984-2003 HV Vacuum Circuit Breaker, JB3855-1996<3.6-40.5kV indoor AC high voltage vacuum circuit breaker>, DL/T403-2000<12kv-40.5kv HV vacuum circuit breaker ordering technical conditions>, and IEC62271-100:2001 high voltage AC circuit breaker relevant regulations.

Main Technical Specification

NO. Name Unit data
* Type / 口Insulating cylinder

 

口Epoxy resin embedded poles

口Nylon embedded poles

 

口Upper outlet

 

口Side outlet

 

1 clearance between open contacts  

 

mm

11±1
2 overtravel 3±0.5
3 Interphase center distance 210±1
4 Contact closing bounce time  

 

 

ms

≤2
5 Three phase switching and switching out of synchronism ≤2
6 Opening time ≤50
7 Closing time ≤100
8 Average switching speed (6mm after contact separation)  

 

 

M/S

0.9~1.3
9 Average closing speed (6mm before contact closing) 0.4~0.8
10 Closing contact pressure N 25KA 31.5KA
2200±200 3200±200

VBI-C side mounted vacuum circuit breaker

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