1.YD4G-12 Fixed type Indoor HV Vacuum Circuit Breaker 2.Siemens cooperative partner,TYPE TEST 3.Certificate of ISO9000  YD4G-12 Fixed type Indoor HV Vacuum Circuit Breaker is a kind of indoor switch equipment of electric system of triphase AC50HZ ,rated voltage12kv,as the...

1.well and high quality 2.competiv price 3.prompt delievery 4.ISO90000 Certificate YD4G--24 indoor high voltage vacuum circuit breaker can be used in the  power system demanding frequent operation of continuous current .This breaker  can be as fixing...

1.well and high quality 2.competiv price 3.prompt delievery 4.ISO90000 Certificate a.  The breaker is adopted the vacuum in terruption and has strong ability of closing and long life time. This mechanical life reaches 10000 times.b.    The structure is...

YD4-24 Indoor HV Vacuum Circuit Breaker same as VD4-24 good quality with low price  YD4  indoor high-voltage vacuum circuit breaker can be used frequently on the base of rated working current and can be used in the situation of  continuous closing current .This...

1.well and good quality 2.prompt delievery 3.Ceritificate by international lab 4.Competive price VS1-24 indoor high voltage vacuum circuit breaker can be used frequently on the base of rated working current and can be used in the situation of  continuous closing...

outdoor vacuum high-voltage circuit break resonable price, good quanlity test report Introduction, zw32-12 series pillar type outdoor vacuum high-voltage circuitbreaker is a kind of outdoor high-voltage switch equipment of three phase current 50HZ,rated voltage 12kv.It is...