户外高压断路器

型号 ZW8-12/630-20 极数 三极 额定频率 ５０（Hz） 1.采用真空灭弧室，空气绝缘配以电动弹簧操动机构，使得产品灭弧能力强，短路开断次数高，无火灾爆炸危险，操作方便，是一种性能优良，实用性较强的产品。 　　2.本产品总体结构采用三相共箱式，套管进出线，箱体内为干燥空气，电动弹簧操动机构布置在箱体的侧面，可在较严酷的环境条件下可靠使用。 　　3.本产品真空灭弧室采用陶瓷外壳，杯状纵磁场触头结构，铜铬触头材料，具有优良的开断和关合短路电流能力。 　　4.该产品体积小，重量轻，外型美观。真空灭弧室和绝缘支柱套管设计紧凑，出线导电杆外注硅橡胶，能适应恶劣的气候条件和污秽环境。 　　1.Apply the vacuum arcing chamber, air insulation and includes electric spring operation mechanism so that the product arcing ability is strong, short open circuit times is many, no fire and explosion danger, convenient operation, it is the product of good performance, and strong usefulness. 　　2.The product structure adopts three-phase together box type, the outlet and inlet line of sheath pipe, there is dry air in the box, electric spring operation mechanism is installed side of box, it can be used under the crucial environment. 　　3.The product vacuum arcing chamber adopts porcelain case, cup shape and longitudinal magnetic field contactor structure, copper and chrome contactor material, it has the capacity of good open and close short circuit current. 　　4.The product has the advantage of light, small volume and beautiful shape. The design of vacuum arcing chamber and insulation support sheath pipe is compact, because the outlet line conduct pole is coated silicon rubber, it can be suitable for bad weather and pollution environment.