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箱體的(de)主要設備使(shi)用(yong)(yong)(yong)家用(yong)(yong)(yong)電器,例如真空控制柜,干式變壓器,干式變壓器,真空斷路器(彈(dan)簧操作機構),并且產品沒有(you)裸露的(de)帶電部件。它是全(quan)邊緣結構,可完全(quan)導致零(ling)電擊事故。整(zheng)個站可以實現高度安全(quan)的(de)無油運(yun)行。第(di)二次,集成到(dao)微(wei)計算機中的(de)自(zi)動化系統用(yong)(yong)(yong)于(yu)實現無人值守的(de)操作。
建議(yi)出于(yu)美觀原(yuan)因,應使用(yong)鋼(gang)管敷設10 kV電(dian)(dian)(dian)(dian)纜出口。變電(dian)(dian)(dian)(dian)站中的(de)(de)10 kV箱式配電(dian)(dian)(dian)(dian)站外殼(ke)通常用(yong)水(shui)泥鋪成,并且10 kV線(xian)(xian)路終端通常在(zai)(zai)變電(dian)(dian)(dian)(dian)站壁(bi)外10 m。如(ru)果將(jiang)電(dian)(dian)(dian)(dian)纜直接埋(mai)在(zai)(zai)地下并引到電(dian)(dian)(dian)(dian)線(xian)(xian)桿上(shang)(shang),則很難進行維護(hu)。因此(ci),應將(jiang)10 kV電(dian)(dian)(dian)(dian)纜插座穿過(guo)鋼(gang)管,以使用(yong)戶易于(yu)維護(hu)。如(ru)果10 kV線(xian)(xian)路的(de)(de)連接極(ji)遠離變電(dian)(dian)(dian)(dian)站,則必須通過(guo)鋼(gang)管將(jiang)10 kV電(dian)(dian)(dian)(dian)纜的(de)(de)出線(xian)(xian)口從機殼(ke)鋪設到變電(dian)(dian)(dian)(dian)站的(de)(de)墻(qiang)壁(bi)。在(zai)(zai)電(dian)(dian)(dian)(dian)纜出口末端的(de)(de)線(xian)(xian)路接線(xian)(xian)柱上(shang)(shang)安裝(zhuang)了新的(de)(de)電(dian)(dian)(dian)(dian)涌(yong)保護(hu)器(qi),以避免(mian)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。生產廠家建議它(ta)還可(ke)以安(an)(an)(an)裝在(zai)35 kV設備(bei),10 kV設備(bei)的(de)(de)室外(wai)以及(ji)控(kong)制(zhi)和保護系統箱(xiang)體(ti)(ti)。這種組合方(fang)法(fa)特別適用(yong)于將(jiang)舊站點轉換為農村(cun)電(dian)(dian)(dian)網(wang)的(de)(de)轉換,即原始的(de)(de)35 kV設備(bei)不動(dong),僅安(an)(an)(an)裝10 kV配(pei)電(dian)(dian)(dian)箱(xiang)。可(ke)以滿足無人(ren)值守的(de)(de)要(yao)求(qiu)。如果電(dian)(dian)(dian)氣設備(bei)在(zai)運行(xing)過(guo)(guo)程中被接地阻(zu)塞,則電(dian)(dian)(dian)流將(jiang)通(tong)過(guo)(guo)接地體(ti)(ti)流入地下。實驗表明,穿(chuan)過(guo)(guo)地球的(de)(de)電(dian)(dian)(dian)位為零(ling),因此穿(chuan)過(guo)(guo)地球的(de)(de)電(dian)(dian)(dian)位為零(ling)。因此,在(zai)施加(jia)電(dian)(dian)(dian)能時(shi)要(yao)使用(yong)手動(dong)操作,以防止所有接觸體(ti)(ti)接地。無論環境如何,電(dian)(dian)(dian)勢均為零(ling),并且用(yong)電(dian)(dian)(dian)安(an)(an)(an)全(quan)。因此,接地的(de)(de)主要(yao)作用(yong)是保護人(ren)員和設備(bei)的(de)(de)安(an)(an)(an)全(quan)。