U160B/146玻璃絕緣子價格U160B/146玻璃絕緣子價格U160B/146玻璃絕緣子價格產品型號圖號公稱結構高度H mm公稱盤徑D mm公稱爬電距離L mm連接型式標記額定機電破壞負荷 kN逐個拉伸負荷 kN打擊破壞負荷 N·cm工頻耐受電壓 kV雷電沖擊干耐受電壓 kV工頻擊穿電壓 kV無線電干擾電壓重量 kgGB/T7253-2005新型號GB/T7253-1987國內通用型號干濕對地試驗電壓 kV1MHz較大無線電干擾電壓 μVU40C/140XP-40C1C4020565553075907.5502.9U40CN/150XP-40T2C4020565553075907.5503.4U70B/146XP-703B7035565704010011010504.8U70C/146XP-70C1C7035565704010011010504.7U70CN/146U70CN/170XP-70T2146/C7035565704010011010504.6U70B/127XP1-70312725529516B7035565704010011010504.6U70B/146XP2-703B7035565503010011010503.7XP3-704B7035565704010011010504.9U70C/146XP3-70C5C7035565704010011010505.1U70B/146XP4-704B7035565704010011010505.1U100B/146XP-1006B10050678704010011010505.8XP2-1006B10050678704010012010506.1U100C/146XP-100C5C10050678704010011010505.8U120B/146XP-1206B12060678704010011010506.1XP1-1206B12060678704010012010506.6U160B/155XP-16061608010010506.8U160B/146XP1-16061608010010506.8XP2-16061608010010507.6U210B/170XP-210721010510010509.8XP1-210721010510010509.4XP4-2107/2421010510010509.8U240B/170XP-2407240120100105011.4U300B/195XP-300719532037024300150100105013.5