供应hjdw2-0.5/800a低压隔离开关

一、用途:低压隔离开关是用于额定电压为0.5kv电力系统中，作为有电压无负载的情况下接通或隔离电源之用。本隔离开关用绝缘钩棒进行操作。二、正常作用条件：a、海拔高度不超过1000m。b、周围空气温度：上限一般地区＋40℃，下限一般地区-30℃，高寒地区-40℃。c、风压不超过700pa。(相当于风速34ms)d、地震烈度不超过8度.e、无频繁剧烈震动场所.f、普通型安装场所应无严重影响隔离开关绝缘和导电能力的气体、蒸气。化学性沉积、盐雾、灰尘及其它爆炸性、侵蚀性物质。g、防污型适用于重污秽地区，但不应有引起火灾及爆炸物质。三、规格型号：型号额定电压(kv)额定电流(a)4s热稳定电流(a)动稳定电流(a)冲击电流(kv)工频耐压(kv)相对地断口间相对地断口间jdw1-0.50.5200125031504523jdw1-0.50.5500125031504523jdw1-0.50.5600125031504523jdw1-0.50.5800125031504523jdw2-0.50.5200125031504523jdw2-0.50.5400125031504523jdw2-0.50.5500125031504523jdw2-0.50.5600125031504523jdw2-0.50.5800125031504523jdw2-0.50.51000125031504523jdw3-0.50.5200125031504523jdw3-0.50.5400125031504523jdw3-0.50.5500125031504523jdw3-0.50.5600125031504523jdw3-0.50.5800125031504523jdw3-0.50.51000125031504523jdw5-0.50.5400125031504523jdw5-0.50.5600125031504523hjdw2-0.50.5400125031504523hjdw2-0.50.5800125031504523gwr1-0.50.5200125031504523gwr1-0.50.5400125031504523gwr1-0.50.5500125031504523gwr1-0.50.5600125031504523gwr1-0.50.5800125031504523gwr1-0.50.51000125031504523hrwk-0.50.5200125031504523hrwk-0.50.5400125031504523hrwk-0.50.5600125031504523hrwk-0.50.5800125031504523hrwk-0.50.51000125031504523