电气化铁道用避雷器 2008-07-07
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联系信息
详细说明
27.5kV～55 kV铁道电力牵引网与一般电力系统不同，它不是三相系统。避雷器的额定电压和持续运行电压的选择原则与一般避雷器不同。 表7 牵引电力系统用金属氧化物避雷器参数Usys系统额定电压kVr.m.sCode 避雷器型号Ucov持续运行电压kVr.m.sUres at cur.Wave残压≤kVpU1mA 直流1mA 参考电压≥kVI2ms2ms方波AFig №图号1/48/2030/60 27.5HY5WT-42/11031.512711094604006HY5WT-42/1203413812098654006HY5WT-42/12831.5147128109654006HY5WT-42/14031.5157140119654006 55HY5WT-84/240632762402041254008HY5WT-84/240682762401961304008HY5WT-84/260632912402211254008 110HY5WT-100/260732912602211456008HY5WT-100/275733162752341504008HY10WT-100/290733252902471456008HY10WT-100/295733302952511504008
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