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Vacuum Circuit Breaker(VCB)12KV 24KV 36KV BKZF-12 Drawout vacuum LBS

BKZF(R)-12 Drawout type vacuum load break switch with fuse 400A 630A

vacuum AC contactors utilize vacuum bottle encapsulated contacts to suppress the arc. This arc suppression allows the contacts to be much smaller and use less space than air break contacts at higher currents. As the contacts are encapsulated, vacuum contactors are used fairly extensively in dirty applications, such as mining.