12kV 630A 16kA

Product ID: 269ab1-5
Circuit breaker ceramic vacuum interrupter 12kV 630A 16kA


Technical parameters:
Physical property Parameter
Rated voltage 12kV
Rated current 630A
Rated short-circuit breaking current 16kA
Rated short-circuit current (peak) 40kA
Rated peak withstand current 40kA
Rated short time withstand current 16kA
Rated short circuit duration 4s
Rated single capacitor bank breaking current
Rated back-to-back capacitor bank breaking current
Short time (1min) Power frequency withstand voltage 42kV
Lightning impulse withstand voltage 75kV
Rated contact pressure limit circuit resistance ≤40μΩ
Rated short circuit breaking current breaking times 30
Mechanical life 10000
Maximum contact distance 10mm
Contact Closing Force 80±30N
Contact anti-force 100±30N
Contact to allow the wear thickness 3mm
Rated operating sequence O,0.3s,CO,180s,CO
Contact opens the distance 12±1mm
Contact ultra-travel 3±1mm
Average opening speed 1±0.2m/s
The average closing speed 0.8±0.2m/s
Nominal contact pressure 1000±200N
Contact closing bounce time ≤2mS
Contact switch and different periods of sub-gate ≤1mS
Tripping contact bounce amplitude
Rated making current /
Limit breaking current /
The maximum mass of the interrupter
Installation diagram
Circuit breaker ceramic vacuum interrupter 12kV 630A 16kA installation