... and reliable ,Convenient for maintenanceFully insulated pole with high protection level and ability of anti-corrosionTulip contacts of pressure spring ... -circuit breaking currentkA20,25,31.5,40,5020,25,31.56Rated short time withstand currentkA20,25,31.5,40,5020,25,31.57Rated peak ... equipped industrial facilities.Welcome to our fty. V-Sa 12/17.5/24/40.5kV Indoor Medium Voltage Vacuum Circuit Breaker(VCB ...