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箱(xiang)體(ti)的(de)(de)(de)主要設備使(shi)用家用電器(qi),例如真空控制(zhi)柜(ju),干式變(bian)壓(ya)器(qi),干式變(bian)壓(ya)器(qi),真空斷(duan)路器(qi)(彈簧(huang)操作機構(gou)),并(bing)且產品沒(mei)有裸(luo)露的(de)(de)(de)帶電部件(jian)。它是(shi)全邊緣結構(gou),可完全導致零電擊事故。整(zheng)個站(zhan)可以實(shi)現高(gao)度安全的(de)(de)(de)無油運行(xing)。第(di)二次,集成到微計(ji)算機中的(de)(de)(de)自動化(hua)系統用于(yu)實(shi)現無人值守的(de)(de)(de)操作。
建議(yi)出于美(mei)觀原(yuan)因,應(ying)使用鋼(gang)管(guan)敷設(she)10 kV電(dian)(dian)(dian)(dian)(dian)纜(lan)出口(kou)。變(bian)電(dian)(dian)(dian)(dian)(dian)站(zhan)(zhan)中的(de)10 kV箱式配電(dian)(dian)(dian)(dian)(dian)站(zhan)(zhan)外殼通常用水泥(ni)鋪成(cheng),并且10 kV線(xian)路終端通常在變(bian)電(dian)(dian)(dian)(dian)(dian)站(zhan)(zhan)壁外10 m。如果將電(dian)(dian)(dian)(dian)(dian)纜(lan)直接(jie)(jie)埋在地下并引到電(dian)(dian)(dian)(dian)(dian)線(xian)桿上(shang),則很難進行維護。因此,應(ying)將10 kV電(dian)(dian)(dian)(dian)(dian)纜(lan)插座穿過(guo)鋼(gang)管(guan),以使用戶易于維護。如果10 kV線(xian)路的(de)連接(jie)(jie)極(ji)遠(yuan)離變(bian)電(dian)(dian)(dian)(dian)(dian)站(zhan)(zhan),則必須通過(guo)鋼(gang)管(guan)將10 kV電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)出線(xian)口(kou)從機殼鋪設(she)到變(bian)電(dian)(dian)(dian)(dian)(dian)站(zhan)(zhan)的(de)墻壁。在電(dian)(dian)(dian)(dian)(dian)纜(lan)出口(kou)末端的(de)線(xian)路接(jie)(jie)線(xian)柱上(shang)安(an)裝(zhuang)了新的(de)電(dian)(dian)(dian)(dian)(dian)涌保護器,以避免過(guo)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。生產廠家建議它還可以(yi)安(an)裝在35 kV設(she)(she)(she)備(bei),10 kV設(she)(she)(she)備(bei)的(de)(de)室外以(yi)及(ji)控(kong)制和(he)保(bao)護系統箱體(ti)。這種組合方法特別適用于將舊站點轉換為(wei)農村電(dian)(dian)(dian)網的(de)(de)轉換,即原始(shi)的(de)(de)35 kV設(she)(she)(she)備(bei)不動(dong),僅(jin)安(an)裝10 kV配(pei)電(dian)(dian)(dian)箱。可以(yi)滿足無(wu)人值守(shou)的(de)(de)要求。如果電(dian)(dian)(dian)氣設(she)(she)(she)備(bei)在運行過(guo)程中被(bei)接地(di)阻塞,則電(dian)(dian)(dian)流將通過(guo)接地(di)體(ti)流入地(di)下(xia)。實(shi)驗表明,穿(chuan)過(guo)地(di)球的(de)(de)電(dian)(dian)(dian)位為(wei)零,因(yin)此穿(chuan)過(guo)地(di)球的(de)(de)電(dian)(dian)(dian)位為(wei)零。因(yin)此,在施加電(dian)(dian)(dian)能時要使用手動(dong)操作,以(yi)防止所有(you)接觸體(ti)接地(di)。無(wu)論環境如何,電(dian)(dian)(dian)勢均為(wei)零,并(bing)且用電(dian)(dian)(dian)安(an)全(quan)。因(yin)此,接地(di)的(de)(de)主要作用是保(bao)護人員和(he)設(she)(she)(she)備(bei)的(de)(de)安(an)全(quan)。