Shutter Assembly for 12/24kV Switchgear

第二条

GPN1-12/24kV exists 5GP.320.010 / 011 shutter assembly has the issues of not feeding synchronized and inconsistent, shutter is easy to tilt that cannot normally open or closed. To solve this problem, this shutter assembly is use of one side drive structure, equipped with roller bearings on the shutter gate, the track also adopted one side structure, which can adjust the gap between the rollers, so that when the shutter up and down movement is flexible, reliable, and not tilted. It is also take advantage of the vacant position after one side drive to increase the use of self-locking function valve for option, when the circuit breaker drawn-out, shutter gate cannot move and more safe

One-side drive shutter assembly: 5GP.320.030 (self-locking) installation diagram

The previous 5GP.320.010 / 011 shutter assembly when the breaker is withdrawn, could move up and down the shutter gate which is unsafe. Now added self-locking device on the previous left and right connection plate, to meet the requirement of not directly move the shutter gate after the breaker is draw-out. The needs of the self-locking device, please add S in the original model.