12KV vacuum interrupter for outdoor circuit breaker

China 12KV vacuum interrupter for outdoor circuit breaker, Find details about China vacuum interrupter, vacuum tube from 12KV vacuum interrupter for outdoor circuit breaker

Model NO.
ZW31 ZKTD630/12-20
Poles Number
1
Type
Circuit Breaker
Function
Circuit-Breaker Failure Protection
Certification
ISO9001-2000, CE
Transport Package
Carton
HS Code
8535900090
Model NO.
ZW31 ZKTD630/12-20
Poles Number
1
Type
Circuit Breaker
Function
Circuit-Breaker Failure Protection
Certification
ISO9001-2000, CE
Transport Package
Carton
HS Code
8535900090
Main Technical Data  
Rated voltage                                            kv12
Rated current                                            A630
Rated frequency                                         Hz50
Rated short-time power frequency withstand voltage(1min)     kv42
Rated lighting impulse withstand voltage                     kv75
Rated short-circuit breaking current                         kA12.5/16/20
Rated short-circuit making current(peak)                    kA31.5/40/50
Rated operations of short-circuit breaking current interruption   times30
Rated single capacitor bank breaking current                  A400
Rated short-time withstand current                         kA12.5/16/20
Rated peak withstand current                               kA31.5/40/50
Rated duration of short-circuit                              s4
Mechanical life                                           times10000
Contact closing force due to bellows and atmosphere          N70±40
Counterforce at rated contact stroke                          N120±50
Three-pole simultaneity                                      μΩ20
Shelf life                                                  years20
Contact erosion limit                                       mm3
Weight of moving parts                                                                             kg0.7

Mechanical data required for matched vacuum switchgear
 
Rated contact stroke                                      mm9±1
Average opening speed                                   m/s1.0±0.25
Average closing speed                                    m/s0.65±0.15
Added contact force                                       N900/1300/1600±100
Contact bouncing duration at closing operation                ms2
Contact bouncing bank amplitude of opening operation         ms2
Three-pole simultaneity                                      ms1