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箱體的主要設備使用(yong)家用(yong)電(dian)器(qi)(qi),例如真空控制柜,干式變壓(ya)(ya)器(qi)(qi),干式變壓(ya)(ya)器(qi)(qi),真空斷路器(qi)(qi)(彈簧操作機構),并且產品沒有(you)裸露的帶電(dian)部件。它是全邊緣結(jie)構,可完全導致零(ling)電(dian)擊事故。整個(ge)站(zhan)可以(yi)實(shi)現高度安全的無油運行。第二(er)次,集成到微計(ji)算機中的自動化系(xi)統用(yong)于實(shi)現無人值(zhi)守的操作。
建議出(chu)于美觀(guan)原因,應使用鋼管(guan)(guan)敷設(she)(she)10 kV電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)出(chu)口。變(bian)電(dian)(dian)(dian)站(zhan)(zhan)(zhan)中的10 kV箱式配(pei)電(dian)(dian)(dian)站(zhan)(zhan)(zhan)外(wai)殼通常用水泥鋪(pu)成,并(bing)且10 kV線(xian)路終端通常在(zai)變(bian)電(dian)(dian)(dian)站(zhan)(zhan)(zhan)壁(bi)外(wai)10 m。如(ru)果(guo)將電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)直(zhi)接(jie)埋在(zai)地(di)下并(bing)引到電(dian)(dian)(dian)線(xian)桿上(shang)(shang),則很難進行維護。因此,應將10 kV電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)插座(zuo)穿過鋼管(guan)(guan),以(yi)使用戶易(yi)于維護。如(ru)果(guo)10 kV線(xian)路的連接(jie)極遠(yuan)離變(bian)電(dian)(dian)(dian)站(zhan)(zhan)(zhan),則必須通過鋼管(guan)(guan)將10 kV電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)的出(chu)線(xian)口從機(ji)殼鋪(pu)設(she)(she)到變(bian)電(dian)(dian)(dian)站(zhan)(zhan)(zhan)的墻壁(bi)。在(zai)電(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)出(chu)口末(mo)端的線(xian)路接(jie)線(xian)柱上(shang)(shang)安裝了新的電(dian)(dian)(dian)涌(yong)保護器(qi),以(yi)避(bi)免(mian)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。生產廠(chang)家建議它(ta)還可以安(an)裝在(zai)35 kV設(she)(she)(she)備(bei)(bei)(bei),10 kV設(she)(she)(she)備(bei)(bei)(bei)的室(shi)外以及控制和保護(hu)系(xi)統(tong)箱(xiang)體(ti)。這種組(zu)合(he)方法特別適用(yong)于將舊站(zhan)點(dian)轉換為(wei)農村電(dian)(dian)網的轉換,即原始(shi)的35 kV設(she)(she)(she)備(bei)(bei)(bei)不動,僅安(an)裝10 kV配電(dian)(dian)箱(xiang)。可以滿足無(wu)人值守(shou)的要(yao)求。如(ru)果電(dian)(dian)氣設(she)(she)(she)備(bei)(bei)(bei)在(zai)運行過程中被接(jie)地阻塞,則電(dian)(dian)流將通過接(jie)地體(ti)流入地下。實驗表明,穿過地球的電(dian)(dian)位為(wei)零,因(yin)此穿過地球的電(dian)(dian)位為(wei)零。因(yin)此,在(zai)施加電(dian)(dian)能時要(yao)使(shi)用(yong)手動操(cao)作,以防止所有(you)接(jie)觸體(ti)接(jie)地。無(wu)論環境(jing)如(ru)何,電(dian)(dian)勢均為(wei)零,并且用(yong)電(dian)(dian)安(an)全(quan)。因(yin)此,接(jie)地的主要(yao)作用(yong)是保護(hu)人員(yuan)和設(she)(she)(she)備(bei)(bei)(bei)的安(an)全(quan)。