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箱體的(de)(de)主要設備使用家(jia)用電(dian)器(qi),例如(ru)真空控制柜,干(gan)式變壓器(qi),干(gan)式變壓器(qi),真空斷路器(qi)(彈(dan)簧操(cao)作機(ji)構),并(bing)且(qie)產品沒有(you)裸露(lu)的(de)(de)帶電(dian)部件。它是全(quan)邊(bian)緣結構,可完全(quan)導致零電(dian)擊(ji)事故。整個站可以實現(xian)(xian)高度安全(quan)的(de)(de)無油運(yun)行。第二次,集成到微(wei)計算機(ji)中的(de)(de)自動(dong)化系統(tong)用于實現(xian)(xian)無人值守(shou)的(de)(de)操(cao)作。
建議出于美觀(guan)原因,應(ying)使(shi)用(yong)鋼管敷設(she)10 kV電(dian)(dian)(dian)纜(lan)(lan)(lan)出口(kou)。變電(dian)(dian)(dian)站(zhan)(zhan)(zhan)中(zhong)的(de)10 kV箱式配電(dian)(dian)(dian)站(zhan)(zhan)(zhan)外殼通(tong)(tong)常用(yong)水泥鋪成,并(bing)且(qie)10 kV線路終端(duan)通(tong)(tong)常在(zai)變電(dian)(dian)(dian)站(zhan)(zhan)(zhan)壁外10 m。如果將電(dian)(dian)(dian)纜(lan)(lan)(lan)直接埋在(zai)地下并(bing)引到電(dian)(dian)(dian)線桿上,則很難進行維護。因此(ci),應(ying)將10 kV電(dian)(dian)(dian)纜(lan)(lan)(lan)插(cha)座穿過鋼管,以使(shi)用(yong)戶易(yi)于維護。如果10 kV線路的(de)連(lian)接極(ji)遠(yuan)離變電(dian)(dian)(dian)站(zhan)(zhan)(zhan),則必須通(tong)(tong)過鋼管將10 kV電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)出線口(kou)從(cong)機殼鋪設(she)到變電(dian)(dian)(dian)站(zhan)(zhan)(zhan)的(de)墻(qiang)壁。在(zai)電(dian)(dian)(dian)纜(lan)(lan)(lan)出口(kou)末端(duan)的(de)線路接線柱上安(an)裝了新(xin)的(de)電(dian)(dian)(dian)涌保護器,以避免過電(dian)(dian)(dian)壓。
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)廠家建議它還可(ke)以(yi)安(an)(an)裝在35 kV設(she)備(bei)(bei),10 kV設(she)備(bei)(bei)的(de)(de)室外以(yi)及控(kong)制和保護系統箱(xiang)(xiang)體(ti)。這種組(zu)合方法特別適(shi)用(yong)于將舊站(zhan)點轉(zhuan)(zhuan)換為農村電(dian)(dian)(dian)網的(de)(de)轉(zhuan)(zhuan)換,即原始的(de)(de)35 kV設(she)備(bei)(bei)不(bu)動,僅安(an)(an)裝10 kV配電(dian)(dian)(dian)箱(xiang)(xiang)。可(ke)以(yi)滿足無(wu)人值守的(de)(de)要(yao)求。如果(guo)電(dian)(dian)(dian)氣設(she)備(bei)(bei)在運行(xing)過程中被接地(di)阻塞,則電(dian)(dian)(dian)流將通(tong)過接地(di)體(ti)流入地(di)下。實驗表明,穿(chuan)過地(di)球的(de)(de)電(dian)(dian)(dian)位為零,因(yin)此穿(chuan)過地(di)球的(de)(de)電(dian)(dian)(dian)位為零。因(yin)此,在施加電(dian)(dian)(dian)能(neng)時要(yao)使用(yong)手動操作,以(yi)防(fang)止所有接觸體(ti)接地(di)。無(wu)論(lun)環境(jing)如何,電(dian)(dian)(dian)勢均為零,并且用(yong)電(dian)(dian)(dian)安(an)(an)全。因(yin)此,接地(di)的(de)(de)主要(yao)作用(yong)是保護人員和設(she)備(bei)(bei)的(de)(de)安(an)(an)全。