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箱體的(de)主要設(she)備(bei)使用(yong)家(jia)用(yong)電(dian)器,例(li)如真空控(kong)制(zhi)柜,干式變(bian)壓器,干式變(bian)壓器,真空斷路器(彈(dan)簧(huang)操(cao)作機構(gou)),并且產品沒有裸(luo)露的(de)帶電(dian)部件(jian)。它(ta)是全邊緣(yuan)結(jie)構(gou),可完全導致零電(dian)擊事故。整個站可以實(shi)現高度安全的(de)無(wu)油運行。第二次,集成到(dao)微(wei)計算機中的(de)自動化系統(tong)用(yong)于實(shi)現無(wu)人值守的(de)操(cao)作。
建議出(chu)(chu)于(yu)美觀原因(yin),應(ying)使用(yong)鋼管(guan)(guan)敷設10 kV電(dian)(dian)(dian)纜(lan)出(chu)(chu)口。變(bian)電(dian)(dian)(dian)站(zhan)中的(de)10 kV箱式配電(dian)(dian)(dian)站(zhan)外殼通(tong)常用(yong)水(shui)泥(ni)鋪成,并且10 kV線(xian)(xian)(xian)(xian)路終端通(tong)常在變(bian)電(dian)(dian)(dian)站(zhan)壁外10 m。如(ru)(ru)果(guo)將(jiang)電(dian)(dian)(dian)纜(lan)直接埋在地(di)下并引到電(dian)(dian)(dian)線(xian)(xian)(xian)(xian)桿(gan)上(shang),則很難進行(xing)維護(hu)。因(yin)此(ci),應(ying)將(jiang)10 kV電(dian)(dian)(dian)纜(lan)插座穿過鋼管(guan)(guan),以(yi)使用(yong)戶易于(yu)維護(hu)。如(ru)(ru)果(guo)10 kV線(xian)(xian)(xian)(xian)路的(de)連接極遠(yuan)離變(bian)電(dian)(dian)(dian)站(zhan),則必(bi)須通(tong)過鋼管(guan)(guan)將(jiang)10 kV電(dian)(dian)(dian)纜(lan)的(de)出(chu)(chu)線(xian)(xian)(xian)(xian)口從機(ji)殼鋪設到變(bian)電(dian)(dian)(dian)站(zhan)的(de)墻壁。在電(dian)(dian)(dian)纜(lan)出(chu)(chu)口末端的(de)線(xian)(xian)(xian)(xian)路接線(xian)(xian)(xian)(xian)柱上(shang)安(an)裝了新(xin)的(de)電(dian)(dian)(dian)涌保(bao)護(hu)器,以(yi)避免(mian)過電(dian)(dian)(dian)壓(ya)。
由于箱式變電站的緊湊結構,每個箱體代表一個獨立的系統,使組合方法變得靈活且可互換。我們可以使用所有箱式設備,即在所有箱體安裝35 kV和10 kV設備,以形成一個完整的箱式變電站。生產(chan)廠家建議它(ta)還可(ke)以安(an)(an)裝(zhuang)在(zai)35 kV設(she)(she)備,10 kV設(she)(she)備的(de)室外以及控制(zhi)和保(bao)護系(xi)統箱體(ti)(ti)。這種組合方(fang)法(fa)特(te)別適(shi)用(yong)于(yu)將舊站點轉換為農村電(dian)(dian)網的(de)轉換,即原始(shi)的(de)35 kV設(she)(she)備不動,僅(jin)安(an)(an)裝(zhuang)10 kV配電(dian)(dian)箱。可(ke)以滿足無(wu)人值守(shou)的(de)要求(qiu)。如果(guo)電(dian)(dian)氣設(she)(she)備在(zai)運行過(guo)程中被接地阻(zu)塞,則電(dian)(dian)流(liu)將通過(guo)接地體(ti)(ti)流(liu)入地下。實驗表明,穿(chuan)過(guo)地球(qiu)的(de)電(dian)(dian)位為零(ling),因此(ci)(ci)穿(chuan)過(guo)地球(qiu)的(de)電(dian)(dian)位為零(ling)。因此(ci)(ci),在(zai)施(shi)加電(dian)(dian)能時要使(shi)用(yong)手(shou)動操作,以防(fang)止所有(you)接觸體(ti)(ti)接地。無(wu)論環境如何,電(dian)(dian)勢均(jun)為零(ling),并且用(yong)電(dian)(dian)安(an)(an)全。因此(ci)(ci),接地的(de)主要作用(yong)是保(bao)護人員和設(she)(she)備的(de)安(an)(an)全。