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箱體的(de)主要設備使(shi)用(yong)家用(yong)電器(qi),例如真(zhen)空控制柜,干式(shi)變(bian)壓器(qi),干式(shi)變(bian)壓器(qi),真(zhen)空斷路器(qi)(彈簧操作機構),并且產品(pin)沒有裸露的(de)帶電部件。它是全(quan)邊(bian)緣(yuan)結構,可完全(quan)導致零電擊事故。整個(ge)站可以實現高度安全(quan)的(de)無油運行。第二次,集成到微計算機中的(de)自動化系統用(yong)于實現無人(ren)值守的(de)操作。
建議出于(yu)美觀(guan)原因,應(ying)使(shi)用(yong)(yong)鋼(gang)管敷設(she)10 kV電(dian)纜(lan)出口(kou)。變(bian)(bian)電(dian)站(zhan)(zhan)(zhan)中的(de)(de)(de)10 kV箱式配(pei)電(dian)站(zhan)(zhan)(zhan)外(wai)殼通常用(yong)(yong)水(shui)泥鋪(pu)(pu)成,并(bing)且10 kV線路終(zhong)端通常在變(bian)(bian)電(dian)站(zhan)(zhan)(zhan)壁外(wai)10 m。如果將電(dian)纜(lan)直(zhi)接埋在地(di)下(xia)并(bing)引(yin)到電(dian)線桿(gan)上(shang)(shang),則(ze)很難(nan)進(jin)行維(wei)護。因此,應(ying)將10 kV電(dian)纜(lan)插座穿過鋼(gang)管,以使(shi)用(yong)(yong)戶(hu)易于(yu)維(wei)護。如果10 kV線路的(de)(de)(de)連接極遠離變(bian)(bian)電(dian)站(zhan)(zhan)(zhan),則(ze)必須(xu)通過鋼(gang)管將10 kV電(dian)纜(lan)的(de)(de)(de)出線口(kou)從機殼鋪(pu)(pu)設(she)到變(bian)(bian)電(dian)站(zhan)(zhan)(zhan)的(de)(de)(de)墻壁。在電(dian)纜(lan)出口(kou)末(mo)端的(de)(de)(de)線路接線柱上(shang)(shang)安(an)裝了新的(de)(de)(de)電(dian)涌保(bao)護器,以避免(mian)過電(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)議它還可以安(an)(an)裝在35 kV設備(bei)(bei)(bei)(bei),10 kV設備(bei)(bei)(bei)(bei)的(de)室(shi)外以及(ji)控(kong)制和保護系統箱體。這種(zhong)組合(he)方法特(te)別適用(yong)于將舊站點轉換(huan)為(wei)(wei)農村電(dian)(dian)(dian)(dian)(dian)網的(de)轉換(huan),即(ji)原始的(de)35 kV設備(bei)(bei)(bei)(bei)不(bu)動,僅安(an)(an)裝10 kV配電(dian)(dian)(dian)(dian)(dian)箱。可以滿足無(wu)人(ren)值守的(de)要求。如果電(dian)(dian)(dian)(dian)(dian)氣設備(bei)(bei)(bei)(bei)在運(yun)行(xing)過程中(zhong)被(bei)接(jie)(jie)(jie)地(di)阻塞,則電(dian)(dian)(dian)(dian)(dian)流(liu)將通(tong)過接(jie)(jie)(jie)地(di)體流(liu)入地(di)下。實(shi)驗表明,穿(chuan)過地(di)球(qiu)的(de)電(dian)(dian)(dian)(dian)(dian)位為(wei)(wei)零(ling),因(yin)此穿(chuan)過地(di)球(qiu)的(de)電(dian)(dian)(dian)(dian)(dian)位為(wei)(wei)零(ling)。因(yin)此,在施加電(dian)(dian)(dian)(dian)(dian)能時要使(shi)用(yong)手動操(cao)作,以防止(zhi)所有接(jie)(jie)(jie)觸體接(jie)(jie)(jie)地(di)。無(wu)論(lun)環(huan)境(jing)如何,電(dian)(dian)(dian)(dian)(dian)勢(shi)均為(wei)(wei)零(ling),并且用(yong)電(dian)(dian)(dian)(dian)(dian)安(an)(an)全。因(yin)此,接(jie)(jie)(jie)地(di)的(de)主(zhu)要作用(yong)是保護人(ren)員和設備(bei)(bei)(bei)(bei)的(de)安(an)(an)全。