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DFWK-12 模块化智能预制舱式变电站
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电缆分接箱 专注细节 品质取胜
cable branch box Focus on the details of quality to win
概述 Overview
采用预制式带电可触摸硅橡胶电缆头,全密封,全绝缘,免维护,可靠保证人身安全;结构紧凑,外形小巧美观,不锈钢双层箱体,使用寿命可达二十年以
上;在不影响主网运行的前提下。实现区域停电检修,减小停电范围;可配一台或多台 SF6 负荷开关。接线方式灵活多样,分支出线最多可达八回路;可选
避雷器、短路故障指示器,限流熔断器等,满足用户各种要求。
最新小型柜
It adopts pre-fabricated silicon rubber cable eand,is complete sealing and insulation and maintenance free so to assure personnel safety ; It is compart struxture ,good-lloking
appearance and stainless steelo double layer case and the operation life is more than 20 years . Itcan achieve regional off maintenance with less off range at the
condition of not affecting operation of main power grid . It can be equipped with one or more units of SF6 load switch and the wiring is flexible with brnch ouelte up
to eight circuit; and the arrester,short circuit fault indicator and limit fuse can be selected so to meet customer’s various rquirements.
型号及含义 Type and meaning GE
品牌授权柜
DFWK □ □ □ - K □
① ② ③ ④ ⑤ ⑥
① 带开关电缆分支箱; ① With cable branch box ;
箱式变电站
② 进线回路数; ② Inlet circuit numbers ;
③ 出线回路数; ③ Outlet circuit numners ;
④ 分支回路数; ④ Branch circuit numbers ;
⑤ 分支回路带开关; ⑤ Branch circuit with switch ;
⑥ 分支回路开关数,一台开关可省略不写。 ⑥ Switch numbers of branch circuit, one unit of switch can be neglected to write . 高压开关柜
主要技术参数 The main technical parameters
■ 额定电压:12kV; ■ Rated voltage:12kV;
低压开关柜
■ 额定电流:630A; ■ Rated current:630A;
■ 工频耐压 ( 相地 ):42kV/min; ■ P.f withstand voltage ( phase to earth) : 42kV/min;
■ 雷电冲击电压:75kV; ■ Lightning impulse withstand voltage: 75kV;
■ 额定开断电流:630A; ■ Rated breaking current:630A;
■ 额定短路开合电流 ( 峰值 ):50kA; ■ Rated short circuit making current(peak): 50kA; 电缆分支箱、元件及配电系统
■ 额定短时耐受电流:25kA/4S; ■ Rated short time withstand current: 25kA/4S;
■ Rated peak withstand current: 50kA;
■ 额定峰值耐受电流:50kA;
■ Rated breaking capacitive current: 45A;
■ 额定开断电容电流:45A;
■ Rated breaking inductive current: 16A;
■ 额定开断电感电流:16A;
■ Breaking numbers at ful load: >100;
■ 满负荷开断次数:>100;
■ Mechanical operation numbers at opening and closing: 2000;
■ 分合闸机械操作次数:2000;
电力总包工程
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