發布時間:2019-08-20 18:08:19
產品概述 Product brief account
預裝式變電站(美式箱變),專門為我國城市配網而 制造的新型產品。主要用于電壓為10kV的環網系統和城 網改造中,既可用于戶外,又可用于戶內,適用于各類公共 場所;各類工礦企業;機場、車站、港口、高速公路、地 鐵等交通場所。
pad-mounted transformeris
a new product especially for city distribution network. It mainly used in1 OkV ring-network system or city-network. It can be used both indoorand outside,kinds of public place, kinds of industrial and mining enterprise, airport, station, transport, high-speed way, subway, etc.
主要技術參數Main technical data
額定電壓Rated voltage
原邊Original site6?12kV
副邊Vice site0.4kV
額定工作電壓Rated working voltage12kV
額定頻率Rated frequency50Hz
額定容:K Rated capacity100~630kVA
一分鐘工頻耐受電壓1min frequency withstand voltage35kV
雷電沖擊耐受電壓Lightning impulse withstand voltage95 kV
二秒短時耐受電流2s short-time withstand current12kA
高壓后備限流牌斷器遮斷容置High-voltage limited-current fuse capacity50kA
無載調壓No-load voltage(6~10)±2X2.5%
環境溫度Environment temperature-20°C ?40°C
允許溫升Allowed temperature55K
防護等級Protection classIP43