ZW32-12 Outdoor High Voltage Vacuum Circuit Breake

ZW32-12 Outdoor High Voltage Vacuum Circuit Breaker 1) ISO 9001,IEC, CE 2) 12KV 630A 3) Safty, long life, simple operation and installation SummarizeThe ZW32 -12 outdoor HV vacuum breaker is a kind of outdoor power distribution equipments of rated voltage 12kV,15kV and three-phase AC 50Hz 60Hz.It is used for protecting and controlling distribution systems in transformer substations and industrial and mining enterprises.It can also be used for frequently operation in country electric networks,and used as a ring network power supply unit and terminal unit to distribute electric energy,control and protect electric equipments.Combining with the disconnecting switch,it can be used as a section switch for switching off/on load current,over-load current and short circuit in power systems.Its vacuum explosion chamber uses patented sealing technique.Its external insulation uses silicon rubber pipes with long life,high reliability and weatherability.It isconvenient to transport and has a high cost performance ratio.Using compact and high reliability spring operating mechanism,the operating mechanism structure is simple and has long life up to 20000 times.If using advanced permanent magnetism mechanisms,it will have more more reliable mechanical property.And it can install manual switch on/off mechanisms to switch on/off on site if necessaty .Matching with ontrollers to form a recloser to realize remote controlling ,remote measurement, remote signaling and remote regulating.The product’s features:nonburning and wxplosion hazard,non maintenance,small size,light weight(less than 100kg),long life (more than 1000 times), safe and reliable .simpie,simple operation and installation.Main technical parameterItemUnitDataRated voltagekV1215Rated currentA200/400/630/1250Rated short circuit dropout currentkA12.5/16/20/25/31.5Rated short circuit close currrent(peak)kA31.5;40;50;63;80Rated peak withstand currentkA50/80Rated insulation level1min line frequency withstand voltageDrykV4250Wet3443Thunder impulse withstand voltage75110Rated operating sequenceO-0.3s-CO-180s-COOpen circuit times of rated short circuit dropout currentTimes30Rated short time withstand currentkA12.5/16/20/25/31.5rated short circuit continuous times4