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箱體(ti)的(de)主要設備使用家(jia)用電(dian)器,例(li)如真空(kong)控(kong)制柜,干式變壓器,干式變壓器,真空(kong)斷路(lu)器(彈(dan)簧操作機構),并(bing)且(qie)產品(pin)沒有裸露的(de)帶(dai)電(dian)部件。它是全邊緣(yuan)結構,可(ke)完全導(dao)致零電(dian)擊事故。整(zheng)個站可(ke)以實(shi)現高(gao)度安(an)全的(de)無(wu)(wu)油運(yun)行。第(di)二次(ci),集成到微計算機中的(de)自動化(hua)系統用于(yu)實(shi)現無(wu)(wu)人值守(shou)的(de)操作。
建議出于(yu)美觀原因,應使用鋼(gang)管(guan)敷(fu)設(she)10 kV電(dian)(dian)(dian)(dian)纜出口。變電(dian)(dian)(dian)(dian)站(zhan)中的(de)10 kV箱(xiang)式配(pei)電(dian)(dian)(dian)(dian)站(zhan)外殼通常(chang)用水泥(ni)鋪(pu)成(cheng),并(bing)且(qie)10 kV線(xian)(xian)路(lu)(lu)終端(duan)通常(chang)在變電(dian)(dian)(dian)(dian)站(zhan)壁(bi)外10 m。如(ru)(ru)果將(jiang)(jiang)電(dian)(dian)(dian)(dian)纜直接埋在地下并(bing)引到(dao)電(dian)(dian)(dian)(dian)線(xian)(xian)桿上(shang),則很難進行(xing)維護。因此,應將(jiang)(jiang)10 kV電(dian)(dian)(dian)(dian)纜插(cha)座穿過鋼(gang)管(guan),以使用戶(hu)易于(yu)維護。如(ru)(ru)果10 kV線(xian)(xian)路(lu)(lu)的(de)連(lian)接極遠離變電(dian)(dian)(dian)(dian)站(zhan),則必須通過鋼(gang)管(guan)將(jiang)(jiang)10 kV電(dian)(dian)(dian)(dian)纜的(de)出線(xian)(xian)口從機(ji)殼鋪(pu)設(she)到(dao)變電(dian)(dian)(dian)(dian)站(zhan)的(de)墻(qiang)壁(bi)。在電(dian)(dian)(dian)(dian)纜出口末(mo)端(duan)的(de)線(xian)(xian)路(lu)(lu)接線(xian)(xian)柱上(shang)安裝(zhuang)了新(xin)的(de)電(dian)(dian)(dian)(dian)涌保(bao)護器,以避免(mian)過電(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。生產廠家建議它還可(ke)以(yi)(yi)(yi)安裝(zhuang)在(zai)(zai)35 kV設(she)(she)備(bei)(bei)(bei),10 kV設(she)(she)備(bei)(bei)(bei)的室外以(yi)(yi)(yi)及(ji)控(kong)制和(he)保護系(xi)統(tong)箱(xiang)體。這種組合方法特別適用于將(jiang)舊站點轉換(huan)為(wei)(wei)農村電(dian)(dian)(dian)(dian)網的轉換(huan),即原(yuan)始的35 kV設(she)(she)備(bei)(bei)(bei)不動,僅安裝(zhuang)10 kV配電(dian)(dian)(dian)(dian)箱(xiang)。可(ke)以(yi)(yi)(yi)滿足無(wu)人值守(shou)的要求(qiu)。如果電(dian)(dian)(dian)(dian)氣設(she)(she)備(bei)(bei)(bei)在(zai)(zai)運行過(guo)程中被(bei)接(jie)地(di)阻塞,則電(dian)(dian)(dian)(dian)流將(jiang)通過(guo)接(jie)地(di)體流入地(di)下。實驗表明,穿過(guo)地(di)球的電(dian)(dian)(dian)(dian)位(wei)為(wei)(wei)零(ling),因(yin)此穿過(guo)地(di)球的電(dian)(dian)(dian)(dian)位(wei)為(wei)(wei)零(ling)。因(yin)此,在(zai)(zai)施加電(dian)(dian)(dian)(dian)能時要使用手動操作,以(yi)(yi)(yi)防(fang)止所有(you)接(jie)觸體接(jie)地(di)。無(wu)論環境如何(he),電(dian)(dian)(dian)(dian)勢均為(wei)(wei)零(ling),并且用電(dian)(dian)(dian)(dian)安全(quan)。因(yin)此,接(jie)地(di)的主要作用是保護人員和(he)設(she)(she)備(bei)(bei)(bei)的安全(quan)。