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箱體的主要設備使用(yong)家用(yong)電器,例(li)如真空(kong)控制柜(ju),干式(shi)變壓器,干式(shi)變壓器,真空(kong)斷路器(彈簧操作機(ji)(ji)構),并(bing)且產(chan)品(pin)沒有裸露(lu)的帶(dai)電部件。它(ta)是全(quan)邊緣結構,可完(wan)全(quan)導致零電擊事(shi)故。整個站可以(yi)實(shi)(shi)現(xian)高度安(an)全(quan)的無(wu)油運行。第二次,集成到微計算(suan)機(ji)(ji)中的自動化系統(tong)用(yong)于實(shi)(shi)現(xian)無(wu)人(ren)值守(shou)的操作。
建議出(chu)于(yu)美觀原因(yin),應(ying)使用(yong)鋼(gang)管(guan)敷設10 kV電(dian)(dian)(dian)(dian)纜(lan)出(chu)口。變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)中的10 kV箱(xiang)式配(pei)電(dian)(dian)(dian)(dian)站(zhan)外殼通常用(yong)水泥(ni)鋪(pu)(pu)成,并且(qie)10 kV線(xian)路(lu)終端(duan)通常在(zai)(zai)變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)壁(bi)外10 m。如果將電(dian)(dian)(dian)(dian)纜(lan)直接(jie)埋在(zai)(zai)地下并引到電(dian)(dian)(dian)(dian)線(xian)桿(gan)上(shang),則很難(nan)進行維護。因(yin)此,應(ying)將10 kV電(dian)(dian)(dian)(dian)纜(lan)插座穿過鋼(gang)管(guan),以(yi)使用(yong)戶易(yi)于(yu)維護。如果10 kV線(xian)路(lu)的連(lian)接(jie)極遠離變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan),則必須通過鋼(gang)管(guan)將10 kV電(dian)(dian)(dian)(dian)纜(lan)的出(chu)線(xian)口從(cong)機殼鋪(pu)(pu)設到變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)的墻(qiang)壁(bi)。在(zai)(zai)電(dian)(dian)(dian)(dian)纜(lan)出(chu)口末端(duan)的線(xian)路(lu)接(jie)線(xian)柱(zhu)上(shang)安(an)裝了(le)新的電(dian)(dian)(dian)(dian)涌保(bao)護器,以(yi)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。生產廠家建(jian)議它(ta)還(huan)可以安(an)裝在35 kV設(she)(she)(she)備,10 kV設(she)(she)(she)備的(de)(de)室外以及控制(zhi)和保護系統箱體。這種組合方法特別適用(yong)于(yu)將舊站(zhan)點(dian)轉(zhuan)換為農村電(dian)網的(de)(de)轉(zhuan)換,即(ji)原始的(de)(de)35 kV設(she)(she)(she)備不動(dong),僅安(an)裝10 kV配電(dian)箱。可以滿(man)足無人值守的(de)(de)要(yao)求。如(ru)果電(dian)氣設(she)(she)(she)備在運行過(guo)程(cheng)中被接(jie)地(di)阻塞(sai),則電(dian)流將通過(guo)接(jie)地(di)體流入地(di)下。實驗表明,穿過(guo)地(di)球(qiu)(qiu)的(de)(de)電(dian)位為零(ling),因(yin)此穿過(guo)地(di)球(qiu)(qiu)的(de)(de)電(dian)位為零(ling)。因(yin)此,在施加電(dian)能時要(yao)使(shi)用(yong)手動(dong)操作(zuo),以防止(zhi)所有(you)接(jie)觸體接(jie)地(di)。無論環境如(ru)何(he),電(dian)勢均為零(ling),并且用(yong)電(dian)安(an)全。因(yin)此,接(jie)地(di)的(de)(de)主要(yao)作(zuo)用(yong)是保護人員和設(she)(she)(she)備的(de)(de)安(an)全。