GGD低壓(ya)(ya)配電(dian)(dian)(dian)柜、高壓(ya)(ya)開關柜的(de)安(an)全運用疑(yi)問一直是大(da)家重視(shi)的(de)要(yao)點,以(yi)下的(de)留意事項需(xu)求(qiu)了解(jie)。在悉數和(he)有些(xie)帶電(dian)(dian)(dian)的(de)盤上(shang)進行作(zuo)業,應(ying)將修理設備與運轉設備以(yi)顯著象征離隔。在運轉的(de)電(dian)(dian)(dian)流(liu)互感器二(er)(er)次(ci)回(hui)路(lu)上(shang)作(zuo)業時(shi),嚴禁將電(dian)(dian)(dian)流(liu)回(hui)路(lu)斷開。為(wei)了牢靠地將電(dian)(dian)(dian)流(liu)互感器二(er)(er)次(ci)線(xian)(xian)圈短路(lu),有必(bi)要(yao)運用短路(lu)片和(he)短路(lu)線(xian)(xian),制止運用導線(xian)(xian)環繞。制止在電(dian)(dian)(dian)流(liu)互感器與短路(lu)端子(zi)之間的(de)回(hui)路(lu)和(he)導線(xian)(xian)上(shang)進行任(ren)何作(zuo)業。二(er)(er)次(ci)回(hui)路(lu)通電(dian)(dian)(dian)或耐壓(ya)(ya)實驗前應(ying)告訴值班(ban)員和(he)有關人(ren)(ren)員,并派人(ren)(ren)看守現場,查看回(hui)路(lu),承認無人(ren)(ren)作(zuo)業后方(fang)可加壓(ya)(ya)。
不(bu)過(guo),GGD低壓配電柜、高(gao)壓開關(guan)柜在設(she)備(bei)、檢驗、交代性(xing)實驗試車(che)、運(yun)轉與保護等方面應(ying)(ying)遵守電力部門要求履行的(de)(de)各項規則外。還應(ying)(ying)留意以下事(shi)項:用(yong)戶收貨時應(ying)(ying)按有關(guan)規則仔細查看,關(guan)于不(bu)馬上(shang)設(she)備(bei)的(de)(de)商品,應(ying)(ying)按正常運(yun)用(yong)條件規則,存放(fang)于恰當的(de)(de)場(chang)所。商品應(ying)(ying)選用(yong)專用(yong)吊具底(di)部起吊。商品水(shui)(shui)平安放(fang)在事(shi)前做(zuo)好的(de)(de)根底(di)上(shang),裝好四只地腳螺栓(可選用(yong)二次澆(jiao)灌法),然(ran)后將商品底(di)座與根底(di)之間的(de)(de)縫隙用(yong)水(shui)(shui)泥沙漿抹封(feng),避免雨水(shui)(shui)進入電纜室。通(tong)過(guo)高(gao)、低壓室的(de)(de)底(di)封(feng)板接入高(gao)、低壓電纜。
GGD低壓(ya)配電(dian)(dian)柜(ju)、高(gao)(gao)壓(ya)開關柜(ju)高(gao)(gao)壓(ya)側(ce)(ce)無論是(shi)選用(yong)架空進線(xian)(xian)仍是(shi)電(dian)(dian)纜進線(xian)(xian),均(jun)應(ying)(ying)在(zai)變電(dian)(dian)站鄰近(jin)設置高(gao)(gao)壓(ya)側(ce)(ce)進線(xian)(xian)的(de)顯(xian)著可見的(de)斷(duan)口(如下跌式熔斷(duan)器(qi)等)。然(ran)后向修理(li)操作人員明確顯(xian)現變電(dian)(dian)站內是(shi)否帶電(dian)(dian)。以(yi)確保修理(li)操作人員的(de)安全。商品設備就位后應(ying)(ying)做好牢靠接(jie)(jie)(jie)地(di)(di)(di):電(dian)(dian)站底座槽(cao)鋼上的(de)兩個(ge)主接(jie)(jie)(jie)地(di)(di)(di)端子、變壓(ya)器(qi)中(zhong)性點及(ji)外殼、避(bi)雷(lei)器(qi)下樁頭(tou)等均(jun)應(ying)(ying)分別由設備部門直接(jie)(jie)(jie)接(jie)(jie)(jie)地(di)(di)(di)。地(di)(di)(di)點接(jie)(jie)(jie)地(di)(di)(di)應(ying)(ying)共用(yong)一組接(jie)(jie)(jie)地(di)(di)(di)設備,其(qi)接(jie)(jie)(jie)地(di)(di)(di)電(dian)(dian)阻應(ying)(ying)小于4歐姆,從接(jie)(jie)(jie)地(di)(di)(di)網引(yin)至本商品的(de)接(jie)(jie)(jie)地(di)(di)(di)引(yin)線(xian)(xian)應(ying)(ying)不(bu)少于兩條(tiao)。在(zai)運(yun)轉中(zhong)的(de)電(dian)(dian)壓(ya)互感器(qi)二(er)次回路上作業嚴(yan)厲避(bi)免短路或接(jie)(jie)(jie)地(di)(di)(di),應(ying)(ying)運(yun)用(yong)絕(jue)緣東西(xi)、戴絕(jue)緣手套,必要(yao)時在(zai)作業前停(ting)用(yong)有關繼電(dian)(dian)保護設備。接(jie)(jie)(jie)暫時負載時,有必要(yao)裝有專(zhuan)用(yong)的(de)開關和熔斷(duan)器(qi)。
