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箱體的主要設備使(shi)用家用電(dian)器(qi),例如真空(kong)控制柜(ju),干式(shi)變壓(ya)器(qi),干式(shi)變壓(ya)器(qi),真空(kong)斷路器(qi)(彈簧操作機(ji)構(gou)(gou)),并且產品沒有裸露的帶電(dian)部件。它是(shi)全邊緣結構(gou)(gou),可(ke)完全導致(zhi)零(ling)電(dian)擊事(shi)故。整個(ge)站(zhan)可(ke)以實現高度安全的無油運(yun)行。第(di)二(er)次(ci),集成(cheng)到(dao)微計算機(ji)中的自動化系統(tong)用于實現無人(ren)值(zhi)守的操作。
建議(yi)出(chu)于美觀(guan)原因,應使用鋼管敷設10 kV電(dian)(dian)(dian)(dian)纜(lan)出(chu)口(kou)。變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)中的10 kV箱(xiang)式配電(dian)(dian)(dian)(dian)站(zhan)外殼通(tong)常(chang)用水泥鋪成,并且10 kV線(xian)路(lu)終(zhong)端(duan)通(tong)常(chang)在(zai)變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)壁(bi)外10 m。如果(guo)將(jiang)電(dian)(dian)(dian)(dian)纜(lan)直接埋在(zai)地下并引到電(dian)(dian)(dian)(dian)線(xian)桿上,則很(hen)難進(jin)行維護。因此,應將(jiang)10 kV電(dian)(dian)(dian)(dian)纜(lan)插(cha)座穿過(guo)鋼管,以使用戶易于維護。如果(guo)10 kV線(xian)路(lu)的連接極遠離變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan),則必須通(tong)過(guo)鋼管將(jiang)10 kV電(dian)(dian)(dian)(dian)纜(lan)的出(chu)線(xian)口(kou)從機殼鋪設到變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)的墻壁(bi)。在(zai)電(dian)(dian)(dian)(dian)纜(lan)出(chu)口(kou)末(mo)端(duan)的線(xian)路(lu)接線(xian)柱上安裝(zhuang)了新的電(dian)(dian)(dian)(dian)涌(yong)保護器(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(yi)它還(huan)可(ke)以(yi)安(an)(an)裝在35 kV設(she)(she)備(bei),10 kV設(she)(she)備(bei)的(de)室(shi)外(wai)以(yi)及控制(zhi)和(he)保(bao)護系統箱(xiang)體(ti)。這種組合(he)方法(fa)特別適用(yong)于將(jiang)舊站點轉(zhuan)(zhuan)換為(wei)農(nong)村電(dian)(dian)(dian)(dian)網的(de)轉(zhuan)(zhuan)換,即原始的(de)35 kV設(she)(she)備(bei)不動,僅安(an)(an)裝10 kV配電(dian)(dian)(dian)(dian)箱(xiang)。可(ke)以(yi)滿足無人(ren)值守的(de)要求(qiu)。如(ru)果電(dian)(dian)(dian)(dian)氣(qi)設(she)(she)備(bei)在運行過(guo)程(cheng)中被接(jie)(jie)地(di)阻塞,則電(dian)(dian)(dian)(dian)流將(jiang)通過(guo)接(jie)(jie)地(di)體(ti)流入地(di)下。實驗表明,穿(chuan)過(guo)地(di)球(qiu)的(de)電(dian)(dian)(dian)(dian)位(wei)為(wei)零,因此穿(chuan)過(guo)地(di)球(qiu)的(de)電(dian)(dian)(dian)(dian)位(wei)為(wei)零。因此,在施加電(dian)(dian)(dian)(dian)能時(shi)要使用(yong)手動操作,以(yi)防止所有接(jie)(jie)觸(chu)體(ti)接(jie)(jie)地(di)。無論(lun)環(huan)境如(ru)何,電(dian)(dian)(dian)(dian)勢均為(wei)零,并且用(yong)電(dian)(dian)(dian)(dian)安(an)(an)全。因此,接(jie)(jie)地(di)的(de)主要作用(yong)是保(bao)護人(ren)員和(he)設(she)(she)備(bei)的(de)安(an)(an)全。