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箱體的主要設備(bei)使(shi)用家用電器,例如真(zhen)空控制(zhi)柜,干(gan)式變壓器,干(gan)式變壓器,真(zhen)空斷路器(彈簧操(cao)(cao)作(zuo)機(ji)構),并且產品沒(mei)有(you)裸露的帶電部件。它是全(quan)邊緣結構,可完全(quan)導致(zhi)零電擊事故。整個站可以實現高(gao)度安全(quan)的無(wu)(wu)油運(yun)行。第二次,集成到微(wei)計算機(ji)中(zhong)的自動(dong)化系統用于實現無(wu)(wu)人(ren)值守的操(cao)(cao)作(zuo)。
建議(yi)出(chu)于(yu)美(mei)觀原因,應使用(yong)鋼管(guan)敷設10 kV電(dian)(dian)(dian)(dian)纜(lan)出(chu)口。變電(dian)(dian)(dian)(dian)站(zhan)中的(de)(de)10 kV箱式配電(dian)(dian)(dian)(dian)站(zhan)外殼(ke)通常(chang)用(yong)水泥鋪(pu)成(cheng),并且(qie)10 kV線路終端通常(chang)在(zai)變電(dian)(dian)(dian)(dian)站(zhan)壁(bi)外10 m。如果(guo)將電(dian)(dian)(dian)(dian)纜(lan)直接埋在(zai)地(di)下并引到(dao)電(dian)(dian)(dian)(dian)線桿上(shang),則(ze)很難進(jin)行維護(hu)。因此,應將10 kV電(dian)(dian)(dian)(dian)纜(lan)插座(zuo)穿過鋼管(guan),以使用(yong)戶易(yi)于(yu)維護(hu)。如果(guo)10 kV線路的(de)(de)連接極遠(yuan)離變電(dian)(dian)(dian)(dian)站(zhan),則(ze)必須通過鋼管(guan)將10 kV電(dian)(dian)(dian)(dian)纜(lan)的(de)(de)出(chu)線口從機殼(ke)鋪(pu)設到(dao)變電(dian)(dian)(dian)(dian)站(zhan)的(de)(de)墻壁(bi)。在(zai)電(dian)(dian)(dian)(dian)纜(lan)出(chu)口末端的(de)(de)線路接線柱(zhu)上(shang)安裝了新的(de)(de)電(dian)(dian)(dian)(dian)涌保護(hu)器,以避免過電(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(sheng)產廠家(jia)建議它還可以安(an)裝在(zai)35 kV設(she)備(bei),10 kV設(she)備(bei)的(de)(de)(de)(de)(de)室外以及控制和保護系統箱體(ti)。這種組合(he)方法特別適用(yong)于將舊站點轉換為農村電(dian)(dian)(dian)網的(de)(de)(de)(de)(de)轉換,即(ji)原(yuan)始的(de)(de)(de)(de)(de)35 kV設(she)備(bei)不動,僅安(an)裝10 kV配電(dian)(dian)(dian)箱。可以滿足無人值守(shou)的(de)(de)(de)(de)(de)要(yao)求。如果(guo)電(dian)(dian)(dian)氣設(she)備(bei)在(zai)運行過(guo)(guo)程(cheng)中被接(jie)地(di)(di)(di)阻塞,則電(dian)(dian)(dian)流將通過(guo)(guo)接(jie)地(di)(di)(di)體(ti)流入地(di)(di)(di)下(xia)。實驗表明,穿(chuan)過(guo)(guo)地(di)(di)(di)球的(de)(de)(de)(de)(de)電(dian)(dian)(dian)位為零(ling),因此(ci)穿(chuan)過(guo)(guo)地(di)(di)(di)球的(de)(de)(de)(de)(de)電(dian)(dian)(dian)位為零(ling)。因此(ci),在(zai)施加電(dian)(dian)(dian)能時要(yao)使用(yong)手動操作,以防止所有接(jie)觸(chu)體(ti)接(jie)地(di)(di)(di)。無論環境如何,電(dian)(dian)(dian)勢均(jun)為零(ling),并(bing)且用(yong)電(dian)(dian)(dian)安(an)全。因此(ci),接(jie)地(di)(di)(di)的(de)(de)(de)(de)(de)主(zhu)要(yao)作用(yong)是保護人員和設(she)備(bei)的(de)(de)(de)(de)(de)安(an)全。