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箱體的主要設(she)備使(shi)用家用電(dian)(dian)器(qi)(qi),例如真空(kong)控制柜,干式變(bian)壓器(qi)(qi),干式變(bian)壓器(qi)(qi),真空(kong)斷路器(qi)(qi)(彈簧操(cao)作機構),并(bing)且產品(pin)沒有裸露(lu)的帶電(dian)(dian)部(bu)件。它是全(quan)邊(bian)緣結構,可完全(quan)導(dao)致零電(dian)(dian)擊事故(gu)。整個(ge)站可以實現高度安全(quan)的無(wu)油運行。第二(er)次,集成到微(wei)計算機中(zhong)的自(zi)動(dong)化系統用于(yu)實現無(wu)人(ren)值守(shou)的操(cao)作。
建議出(chu)(chu)于美觀原因(yin),應(ying)使(shi)用鋼管敷設10 kV電(dian)(dian)(dian)(dian)纜出(chu)(chu)口。變(bian)電(dian)(dian)(dian)(dian)站(zhan)中的(de)10 kV箱式配電(dian)(dian)(dian)(dian)站(zhan)外(wai)(wai)殼通(tong)常(chang)用水泥鋪(pu)成,并且10 kV線(xian)路(lu)(lu)終端(duan)通(tong)常(chang)在變(bian)電(dian)(dian)(dian)(dian)站(zhan)壁外(wai)(wai)10 m。如(ru)果將(jiang)電(dian)(dian)(dian)(dian)纜直接(jie)埋在地下并引到電(dian)(dian)(dian)(dian)線(xian)桿上,則很難進行維護(hu)。因(yin)此,應(ying)將(jiang)10 kV電(dian)(dian)(dian)(dian)纜插座穿過鋼管,以使(shi)用戶(hu)易于維護(hu)。如(ru)果10 kV線(xian)路(lu)(lu)的(de)連接(jie)極遠離變(bian)電(dian)(dian)(dian)(dian)站(zhan),則必(bi)須通(tong)過鋼管將(jiang)10 kV電(dian)(dian)(dian)(dian)纜的(de)出(chu)(chu)線(xian)口從(cong)機殼鋪(pu)設到變(bian)電(dian)(dian)(dian)(dian)站(zhan)的(de)墻壁。在電(dian)(dian)(dian)(dian)纜出(chu)(chu)口末(mo)端(duan)的(de)線(xian)路(lu)(lu)接(jie)線(xian)柱上安裝了新的(de)電(dian)(dian)(dian)(dian)涌保護(hu)器,以避免(mian)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(chang)家建(jian)議它還可以安裝在(zai)(zai)35 kV設備,10 kV設備的室外(wai)以及控(kong)制和(he)保護系統(tong)箱(xiang)體(ti)。這種組合方(fang)法(fa)特別適用(yong)(yong)于(yu)將舊(jiu)站點轉換為(wei)農村電(dian)(dian)網的轉換,即原始的35 kV設備不動(dong),僅(jin)安裝10 kV配電(dian)(dian)箱(xiang)。可以滿足無(wu)人值守(shou)的要求(qiu)。如果電(dian)(dian)氣設備在(zai)(zai)運行過(guo)程(cheng)中被(bei)接地阻塞,則電(dian)(dian)流將通過(guo)接地體(ti)流入地下。實驗(yan)表明,穿(chuan)過(guo)地球的電(dian)(dian)位為(wei)零(ling)(ling),因此穿(chuan)過(guo)地球的電(dian)(dian)位為(wei)零(ling)(ling)。因此,在(zai)(zai)施加電(dian)(dian)能時(shi)要使用(yong)(yong)手動(dong)操(cao)作(zuo),以防(fang)止所有接觸(chu)體(ti)接地。無(wu)論(lun)環境如何(he),電(dian)(dian)勢均為(wei)零(ling)(ling),并且用(yong)(yong)電(dian)(dian)安全。因此,接地的主要作(zuo)用(yong)(yong)是保護人員和(he)設備的安全。