梅雨天氣線纜受潮怎麼辦
1144 次 發表時間:2023-01-04
[導讀]:
首先,對線纜質量要嚴格把關,在購買線纜時必須選擇質量過硬的廠家,爭取選到質優的產品。
其次,要保證線纜頭密封良好,對於已經鋸開的線纜端頭,一定要用塑料密封起來,盡量用線纜專用的密封套,防止潮氣滲入。
線xian纜lan敷fu設she後hou及ji時shi進jin行xing線xian纜lan頭tou的de製zhi作zuo,有you條tiao件jian的de情qing況kuang下xia,在zai做zuo電dian纜lan接jie頭tou前qian,用yong電dian吹chui風feng吹chui一yi下xia,把ba水shui氣qi趕gan出chu來lai,因yin條tiao件jian限xian製zhi確que實shi無wu法fa立li即ji製zhi作zuo的de,將jiang線xian纜lan頭tou密mi封feng包bao好hao後hou架jia空kong擺bai放fang。
dangranyeyaotigaoshigongrenyuandejishusuzhi,bingyaoqiuzuodaorenzhenzaixi,zaifushexianlanshijiyaojiangbandaocengqingliganjing,youyaojinliangbimiansunshangzhujueyuan,zuihouyidingyaojiangzhujueyuanbiaomiandamoguanghua。
最後,線纜敷設結束線纜頭製作完成後,要保證做一次直流耐壓泄漏試驗。中壓電纜,是直流耐壓試驗,低壓電纜可以用1kV兆歐表要絕緣電阻,至少要大於5MΩ,保證一切合格後再投入運行。
2.潮chao濕shi對dui線xian纜lan的de傷shang害hai線xian纜lan受shou潮chao或huo進jin水shui會hui造zao成cheng線xian纜lan絕jue緣yuan電dian阻zu降jiang低di,是shi引yin起qi線xian纜lan線xian路lu發fa生sheng事shi故gu的de重zhong要yao隱yin患huan。新xin生sheng產chan的de整zheng盤pan線xian纜lan在zai出chu廠chang時shi,兩liang頭tou都dou會hui使shi用yong塑su料liao密mi封feng套tao封feng住zhu,在zai具ju體ti的de施shi工gong過guo程cheng中zhong會hui因yin實shi際ji情qing況kuang使shi用yong一yi部bu分fen,剩sheng下xia的de一yi部bu分fen會hui用yong塑su料liao布bu簡jian單dan包bao紮zha一yi下xia斷duan口kou,平ping時shi露lu天tian擺bai放fang且qie密mi封feng不bu好hao,日ri子zi久jiu了le水shui汽qi會hui滲shen入ru線xian纜lan。
在zai敷fu設she線xian纜lan時shi,有you時shi候hou因yin為wei天tian氣qi原yuan因yin,線xian纜lan溝gou會hui積ji聚ju很hen多duo水shui,線xian纜lan也ye會hui浸jin在zai水shui中zhong,這zhe個ge時shi候hou塑su料liao布bu包bao紮zha不bu嚴yan或huo破po損sun會hui使shi水shui進jin入ru線xian纜lan,特te別bie像xiang自zi來lai水shui水shui廠chang等deng設she在zai江jiang河he邊bian的de工gong廠chang,由you於yu廠chang區qu內nei設she置zhi清qing水shui池chi、排水溝等水麵較大的生產設施,濕度較高容易使線纜受潮。
此(ci)外(wai),線(xian)纜(lan)敷(fu)設(she)完(wan)成(cheng)時(shi),受(shou)到(dao)現(xian)場(chang)施(shi)工(gong)條(tiao)件(jian)的(de)限(xian)製(zhi),沒(mei)有(you)對(dui)暴(bao)露(lu)在(zai)外(wai)的(de)線(xian)纜(lan)頭(tou)做(zuo)處(chu)理(li),致(zhi)使(shi)其(qi)長(chang)期(qi)暴(bao)露(lu)在(zai)空(kong)氣(qi)中(zhong),有(you)的(de)甚(shen)至(zhi)浸(jin)泡(pao)在(zai)水(shui)中(zhong),水(shui)汽(qi)也(ye)會(hui)大(da)量(liang)進(jin)入(ru)線(xian)纜(lan)。在(zai)線(xian)纜(lan)正(zheng)常(chang)運(yun)行(xing)過(guo)程(cheng)中(zhong),如(ru)果(guo)因(yin)某(mou)種(zhong)原(yuan)因(yin)發(fa)生(sheng)擊(ji)穿(chuan)等(deng)故(gu)障(zhang)時(shi),線(xian)纜(lan)溝(gou)中(zhong)的(de)積(ji)水(shui)便(bian)會(hui)沿(yan)著(zhe)故(gu)障(zhang)點(dian)進(jin)入(ru)線(xian)纜(lan)內(nei)部(bu),土(tu)建(jian)施(shi)工(gong)中(zhong),尤(you)其(qi)是(shi)在(zai)使(shi)用(yong)大(da)型(xing)建(jian)築(zhu)機(ji)械(xie)的(de)建(jian)築(zhu)工(gong)地(di),因(yin)各(ge)種(zhong)人(ren)為(wei)因(yin)素(su)而(er)引(yin)起(qi)的(de)線(xian)纜(lan)破(po)損(sun)或(huo)擊(ji)穿(chuan)事(shi)故(gu),屢(lv)見(jian)不(bu)鮮(xian)。
標題:梅雨天氣線纜受潮怎麼辦
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