
箱式變電站是由高壓開關設備、變壓器、低壓開關設備和功率補償裝置等組成在一個或幾個箱體內構成緊湊型的變配電成套裝置。
它主要用(yong)于替代傳統(tong)的土建工程型配(pei)(pei)電站,完成變配(pei)(pei)電功能。
現階(jie)段,它(ta)關(guan)鍵用于3-35KV配電系統客戶。
電(dian)(dian)(dian)力(li)線路進到箱(xiang)式變(bian)電(dian)(dian)(dian)站,通(tong)過高壓斷路器(qi)后,由(you)變(bian)電(dian)(dian)(dian)器(qi)變(bian)成(cheng)低(di)電(dian)(dian)(dian)壓,再經底壓電(dian)(dian)(dian)源總開(kai)關和環路電(dian)(dian)(dian)源開(kai)關到較終用電(dian)(dian)(dian)量設備。
箱式變壓器的規格型號較多,實際可歸納為:
1)從布線(xian)計劃方案(an)分(fen)(fen):可分(fen)(fen)為單端回路,二端回路,雙(shuang)回路回路三種計劃方案(an)。
2)按運用(yong)標(biao)準分:可分為(wei)室內和室外二種形(xing)式(shi)。
3)按構造分:可分為一體式(shi)和分離式(shi)。一體式(shi)關鍵(jian)用(yong)于(yu)室(shi)外,分離式(shi)關鍵(jian)用(yong)于(yu)室(shi)內。
4)從外(wai)(wai)殼上分:可分為鋼(gang)板外(wai)(wai)殼、復合板外(wai)(wai)殼、鋁合金外(wai)(wai)殼等。