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箱體(ti)的(de)主要設備(bei)使用(yong)家(jia)用(yong)電(dian)器(qi),例如真空(kong)控制(zhi)柜,干(gan)式變(bian)(bian)壓器(qi),干(gan)式變(bian)(bian)壓器(qi),真空(kong)斷路器(qi)(彈簧(huang)操作機(ji)(ji)構),并且(qie)產品沒有裸露的(de)帶電(dian)部件。它是全(quan)邊緣(yuan)結構,可完全(quan)導致零電(dian)擊事(shi)故。整個站可以實現高度安全(quan)的(de)無油(you)運(yun)行。第二次,集(ji)成到微計算(suan)機(ji)(ji)中的(de)自動化(hua)系統用(yong)于實現無人(ren)值守的(de)操作。
建議(yi)出于美觀原因,應使(shi)用(yong)鋼(gang)管敷設10 kV電(dian)(dian)(dian)(dian)纜(lan)出口(kou)。變電(dian)(dian)(dian)(dian)站中(zhong)的(de)(de)10 kV箱(xiang)式配電(dian)(dian)(dian)(dian)站外(wai)殼通(tong)常用(yong)水泥鋪(pu)成,并且10 kV線(xian)(xian)路終端(duan)通(tong)常在變電(dian)(dian)(dian)(dian)站壁外(wai)10 m。如(ru)果將(jiang)(jiang)(jiang)電(dian)(dian)(dian)(dian)纜(lan)直接埋(mai)在地下并引到電(dian)(dian)(dian)(dian)線(xian)(xian)桿(gan)上(shang),則很難進行維護。因此(ci),應將(jiang)(jiang)(jiang)10 kV電(dian)(dian)(dian)(dian)纜(lan)插座穿過(guo)鋼(gang)管,以使(shi)用(yong)戶(hu)易于維護。如(ru)果10 kV線(xian)(xian)路的(de)(de)連接極遠離變電(dian)(dian)(dian)(dian)站,則必須通(tong)過(guo)鋼(gang)管將(jiang)(jiang)(jiang)10 kV電(dian)(dian)(dian)(dian)纜(lan)的(de)(de)出線(xian)(xian)口(kou)從(cong)機殼鋪(pu)設到變電(dian)(dian)(dian)(dian)站的(de)(de)墻(qiang)壁。在電(dian)(dian)(dian)(dian)纜(lan)出口(kou)末端(duan)的(de)(de)線(xian)(xian)路接線(xian)(xian)柱上(shang)安裝了(le)新的(de)(de)電(dian)(dian)(dian)(dian)涌(yong)保護器,以避(bi)免過(guo)電(dian)(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(chang)家建議它還可(ke)以(yi)(yi)安裝(zhuang)在35 kV設備,10 kV設備的(de)(de)(de)室外(wai)以(yi)(yi)及控制和保(bao)護(hu)系統箱體。這種組(zu)合方法特別(bie)適用(yong)(yong)于將舊站點轉換為農(nong)村電網(wang)的(de)(de)(de)轉換,即原(yuan)始的(de)(de)(de)35 kV設備不動(dong),僅安裝(zhuang)10 kV配電箱。可(ke)以(yi)(yi)滿足無(wu)人(ren)值守的(de)(de)(de)要求。如(ru)果(guo)電氣設備在運行(xing)過程(cheng)中被(bei)接(jie)地(di)(di)(di)阻塞,則電流將通過接(jie)地(di)(di)(di)體流入地(di)(di)(di)下。實驗表明(ming),穿過地(di)(di)(di)球的(de)(de)(de)電位為零,因此穿過地(di)(di)(di)球的(de)(de)(de)電位為零。因此,在施加電能時要使用(yong)(yong)手(shou)動(dong)操作,以(yi)(yi)防止所有(you)接(jie)觸體接(jie)地(di)(di)(di)。無(wu)論環境如(ru)何,電勢均為零,并且用(yong)(yong)電安全。因此,接(jie)地(di)(di)(di)的(de)(de)(de)主要作用(yong)(yong)是(shi)保(bao)護(hu)人(ren)員和設備的(de)(de)(de)安全。