FZW37 vacuum load switch

Outdoor H.V vacuum loading isolating switch features high breaking capacity, imported outdoor epoxy insulating cylinder, vacuum quenching, high safety, long service life, frequent operation and maintenance-free. The product is equipped with obvious isolating cut. Wholly stainless steel structure ensures high erosion-resistant ability. State-of-art international insulator sealing technology is adopted to equip the product with outstanding outdoor conditions endurable ability. The contradiction of compact vacuum quenching pot to meet the requirement of insulation is fully solved. And therefore it's in extensive application. The product is light, compact, good-looking and is able to realize intelligent network distribution. Rated voltage(kV)33 ; 40.5Rate current(A)1250Rated frequency(Hz) 50 Rated power load switch-off current(A)1250 Rated closed switch-off current(A)1250 Rating breaking current of electric cable(A)10 Rated power frequency withstand voltage(one minute)(dry test/wet test phasing to ground)(kV)95/85 Rated power frequency withstand voltga (one minute)(Vacuum break/isolation break)(kV)95/110kV Rated lighting impulse withstand voltage (vacuum break,phase to ground/isolation break)(kV)185/215 Rated short-time withstand current (4S)(kA)20 Rated Peak withstand current(kA)50 Rated controlling short-circuit current(kA)50 Mechanical life(times) 6000