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箱體的(de)主要設備使用家用電(dian)(dian)器,例如真空(kong)控制柜(ju),干(gan)式(shi)變壓器,干(gan)式(shi)變壓器,真空(kong)斷路(lu)器(彈簧(huang)操作機構),并且(qie)產品沒有(you)裸露的(de)帶電(dian)(dian)部(bu)件。它是全邊緣結構,可(ke)完全導(dao)致零電(dian)(dian)擊(ji)事故(gu)。整個站可(ke)以實(shi)現(xian)高(gao)度(du)安全的(de)無油運行。第二(er)次,集(ji)成到微計算機中的(de)自動(dong)化系統用于實(shi)現(xian)無人(ren)值守的(de)操作。
建議出于美觀原因(yin),應使用鋼管(guan)敷(fu)設(she)10 kV電(dian)(dian)(dian)(dian)(dian)纜(lan)出口(kou)。變電(dian)(dian)(dian)(dian)(dian)站(zhan)中的(de)(de)10 kV箱(xiang)式配電(dian)(dian)(dian)(dian)(dian)站(zhan)外殼通常用水泥鋪成,并且10 kV線(xian)路終端通常在(zai)變電(dian)(dian)(dian)(dian)(dian)站(zhan)壁外10 m。如果將(jiang)電(dian)(dian)(dian)(dian)(dian)纜(lan)直接(jie)埋在(zai)地下(xia)并引(yin)到電(dian)(dian)(dian)(dian)(dian)線(xian)桿上(shang)(shang),則很難進行維護。因(yin)此,應將(jiang)10 kV電(dian)(dian)(dian)(dian)(dian)纜(lan)插(cha)座穿過鋼管(guan),以(yi)使用戶易于維護。如果10 kV線(xian)路的(de)(de)連接(jie)極(ji)遠離變電(dian)(dian)(dian)(dian)(dian)站(zhan),則必須通過鋼管(guan)將(jiang)10 kV電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)(de)出線(xian)口(kou)從機殼鋪設(she)到變電(dian)(dian)(dian)(dian)(dian)站(zhan)的(de)(de)墻壁。在(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)出口(kou)末端的(de)(de)線(xian)路接(jie)線(xian)柱上(shang)(shang)安裝了新的(de)(de)電(dian)(dian)(dian)(dian)(dian)涌(yong)保(bao)護器,以(yi)避(bi)免過電(dian)(dian)(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。生產廠家(jia)建議它(ta)還可以安(an)裝(zhuang)在35 kV設備(bei)(bei),10 kV設備(bei)(bei)的(de)室(shi)外以及控制和(he)(he)保護系統箱體(ti)。這種組合方法特別適用于(yu)將(jiang)舊站點轉換(huan)為農村(cun)電(dian)(dian)(dian)網的(de)轉換(huan),即原始的(de)35 kV設備(bei)(bei)不動,僅安(an)裝(zhuang)10 kV配電(dian)(dian)(dian)箱。可以滿足無(wu)(wu)人值守的(de)要(yao)求(qiu)。如果電(dian)(dian)(dian)氣設備(bei)(bei)在運行過程中被接(jie)地(di)(di)阻(zu)塞(sai),則電(dian)(dian)(dian)流將(jiang)通過接(jie)地(di)(di)體(ti)流入地(di)(di)下。實驗表明,穿(chuan)過地(di)(di)球的(de)電(dian)(dian)(dian)位(wei)為零,因(yin)此(ci)穿(chuan)過地(di)(di)球的(de)電(dian)(dian)(dian)位(wei)為零。因(yin)此(ci),在施(shi)加電(dian)(dian)(dian)能(neng)時要(yao)使用手動操(cao)作(zuo)(zuo),以防止(zhi)所有(you)接(jie)觸體(ti)接(jie)地(di)(di)。無(wu)(wu)論(lun)環境(jing)如何,電(dian)(dian)(dian)勢均(jun)為零,并且用電(dian)(dian)(dian)安(an)全。因(yin)此(ci),接(jie)地(di)(di)的(de)主要(yao)作(zuo)(zuo)用是(shi)保護人員和(he)(he)設備(bei)(bei)的(de)安(an)全。