RW12【高壓熔斷器】RW12-12F/200A生產廠家

(4)操作(zuo)熔(rong)(rong)(rong)(rong)(rong)(rong)管(guan)(guan)(guan)是(shi)(shi)一項(xiang)頻繁(fan)的(de)(de)項(xiang)目，注意不(bu)(bu)到便會造(zao)成觸(chu)(chu)頭燒(shao)傷引(yin)起(qi)接觸(chu)(chu)不(bu)(bu)良(liang)，使觸(chu)(chu)頭過熱，彈簧退火，促使觸(chu)(chu)頭接觸(chu)(chu)更(geng)(geng)為不(bu)(bu)良(liang)，形成惡性循環。所以，拉(la)、合(he)(he)熔(rong)(rong)(rong)(rong)(rong)(rong)管(guan)(guan)(guan)時(shi)(shi)要(yao)用力適(shi)度，合(he)(he)好后(hou)(hou)，要(yao)仔細檢查鴨(ya)嘴舌頭能緊緊扣住(zhu)舌頭長度三(san)分(fen)之二以上(shang)，可用拉(la)閘桿(gan)鉤住(zhu)上(shang)鴨(ya)嘴向下(xia)(xia)(xia)壓幾(ji)下(xia)(xia)(xia)，再輕(qing)輕(qing)試拉(la)，檢查是(shi)(shi)否(fou)合(he)(he)好。 跌落式(shi)熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)的(de)(de)運行(xing)(xing)維護管(guan)(guan)(guan)理(li)(1)為使熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)能更(geng)(geng)可靠、的(de)(de)運行(xing)(xing)，除按規(gui)程(cheng)要(yao)求嚴格地(di)選擇正規(gui)廠家生產(chan)的(de)(de)合(he)(he)格產(chan)品及(ji)(ji)配件(jian)(包(bao)括熔(rong)(rong)(rong)(rong)(rong)(rong)件(jian)等)外，在(zai)運行(xing)(xing)維護管(guan)(guan)(guan)理(li)中應特(te)別(bie)注意以下(xia)(xia)(xia)事項(xiang)：①熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)具額定(ding)電(dian)(dian)流與(yu)熔(rong)(rong)(rong)(rong)(rong)(rong)體及(ji)(ji)負(fu)荷(he)電(dian)(dian)流值是(shi)(shi)否(fou)匹配合(he)(he)適(shi)，若配合(he)(he)不(bu)(bu)當(dang)必(bi)須進(jin)行(xing)(xing)調整。 　　合(he)(he)閘時(shi)(shi)未能到位(wei)或未合(he)(he)牢(lao)靠，熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)上(shang)靜觸(chu)(chu)頭壓力不(bu)(bu)足，極易造(zao)成觸(chu)(chu)頭燒(shao)傷或者(zhe)熔(rong)(rong)(rong)(rong)(rong)(rong)管(guan)(guan)(guan)自行(xing)(xing)跌落。②熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)的(de)(de)每次(ci)操作(zuo)須仔細認真，不(bu)(bu)可粗(cu)心大意，特(te)別(bie)是(shi)(shi)合(he)(he)閘操作(zuo)，必(bi)須使動、靜觸(chu)(chu)頭接觸(chu)(chu)良(liang)好。③熔(rong)(rong)(rong)(rong)(rong)(rong)管(guan)(guan)(guan)內必(bi)須使用標(biao)準熔(rong)(rong)(rong)(rong)(rong)(rong)體，禁止用銅絲(si)(si)鋁絲(si)(si)代替熔(rong)(rong)(rong)(rong)(rong)(rong)體，更(geng)(geng)不(bu)(bu)準用銅絲(si)(si)、鋁絲(si)(si)及(ji)(ji)鐵絲(si)(si)將觸(chu)(chu)頭綁扎住(zhu)使用。 　　④對(dui)新安(an)(an)裝或更(geng)(geng)換的(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)，要(yao)嚴格驗收工序，必(bi)須滿足規(gui)程(cheng)質量要(yao)求，熔(rong)(rong)(rong)(rong)(rong)(rong)管(guan)(guan)(guan)安(an)(an)裝角(jiao)度達到25°左右(you)的(de)(de)傾下(xia)(xia)(xia)角(jiao)。⑤熔(rong)(rong)(rong)(rong)(rong)(rong)體熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)后(hou)(hou)應更(geng)(geng)換新的(de)(de)同規(gui)格熔(rong)(rong)(rong)(rong)(rong)(rong)體，不(bu)(bu)可將熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)后(hou)(hou)的(de)(de)熔(rong)(rong)(rong)(rong)(rong)(rong)體聯結起(qi)來再裝入熔(rong)(rong)(rong)(rong)(rong)(rong)管(guan)(guan)(guan)繼續使用。⑥應定(ding)期(qi)對(dui)熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)進(jin)行(xing)(xing)巡(xun)視(shi)，每月(yue)不(bu)(bu)少于一次(ci)夜間巡(xun)視(shi)，查看有(you)(you)無(wu)(wu)(wu)放(fang)電(dian)(dian)火花(hua)和(he)接觸(chu)(chu)不(bu)(bu)良(liang)現象，有(you)(you)放(fang)電(dian)(dian)，會伴有(you)(you)嘶嘶的(de)(de)響聲(sheng)，要(yao)盡早安(an)(an)排處理(li)。 　　(2)在(zai)春(chun)檢停電(dian)(dian)檢修時(shi)(shi)應對(dui)熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)做如下(xia)(xia)(xia)內容的(de)(de)檢查：①靜、動觸(chu)(chu)頭接觸(chu)(chu)是(shi)(shi)否(fou)吻合(he)(he)，緊密完好，有(you)(you)否(fou)燒(shao)傷痕跡(ji)。②熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)轉動部位(wei)是(shi)(shi)否(fou)靈活，有(you)(you)否(fou)銹蝕(shi)(shi)、轉動不(bu)(bu)靈等異(yi)常(chang)，零(ling)部件(jian)是(shi)(shi)否(fou)損(sun)壞、彈簧有(you)(you)否(fou)銹蝕(shi)(shi)。③熔(rong)(rong)(rong)(rong)(rong)(rong)體本身有(you)(you)否(fou)受到損(sun)傷，經長期(qi)通電(dian)(dian)后(hou)(hou)有(you)(you)無(wu)(wu)(wu)發熱伸長過多變得松弛無(wu)(wu)(wu)力。 　④熔(rong)(rong)(rong)(rong)(rong)(rong)管(guan)(guan)(guan)經多次(ci)動作(zuo)管(guan)(guan)(guan)內產(chan)氣用消弧(hu)管(guan)(guan)(guan)是(shi)(shi)否(fou)燒(shao)傷及(ji)(ji)日曬雨淋后(hou)(hou)是(shi)(shi)否(fou)損(sun)傷變形、長度是(shi)(shi)否(fou)縮短(duan)。⑤清掃(sao)絕緣子(zi)并檢查有(you)(you)無(wu)(wu)(wu)損(sun)傷、裂紋或放(fang)電(dian)(dian)痕跡(ji)，拆(chai)開上(shang)、下(xia)(xia)(xia)引(yin)線后(hou)(hou)，用2500V搖表測(ce)試絕緣電(dian)(dian)阻(zu)應大于300MΩ。⑥檢查熔(rong)(rong)(rong)(rong)(rong)(rong)斷(duan)(duan)(duan)器(qi)上(shang)下(xia)(xia)(xia)連接引(yin)線有(you)(you)無(wu)(wu)(wu)松動、放(fang)電(dian)(dian)、過熱現象。

<臺灣>羿振電力設備有限公司

RW12【高壓熔斷器】RW12-12F/200A生產廠家

　對該標準中未明(ming)確(que)定義的(de)(de)重要(yao)(yao)參(can)數(shu)及(ji)配(pei)置(zhi)方式，按JB/DQ《10-35kV戶(hu)外交流(liu)高壓跌(die)落(luo)(luo)式熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)器暫行技術(shu)條(tiao)件》的(de)(de)要(yao)(yao)求修正執行。由于采用逐級(ji)排氣(qi)，熔(rong)(rong)(rong)管(guan)(guan)(guan)(guan)內加(jia)裝(zhuang)新型滅(mie)弧(hu)(hu)材(cai)料(liao)小管(guan)(guan)(guan)(guan)，合理解(jie)決了開斷(duan)(duan)(duan)(duan)大(da)(da)小電(dian)(dian)流(liu)的(de)(de)矛(mao)盾、擴大(da)(da)了下(xia)限開斷(duan)(duan)(duan)(duan)電(dian)(dian)流(liu)范(fan)圍(wei)。 　　瓷(ci)件與上、下(xia)靜(jing)觸頭、安(an)裝(zhuang)板均采用機械卡裝(zhuang)，與水泥澆裝(zhuang)比較，具有更高的(de)(de)機要(yao)(yao)強度，不會發生(sheng)瓷(ci)件膠(jiao)裝(zhuang)處(chu)斷(duan)(duan)(duan)(duan)裂及(ji)松動現象。跌(die)落(luo)(luo)式熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)器及(ji)拉(la)負(fu)(fu)荷(he)跌(die)落(luo)(luo)式熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)器是(shi)戶(hu)外高壓保(bao)護(hu)電(dian)(dian)器。它裝(zhuang)置(zhi)在(zai)配(pei)電(dian)(dian)變(bian)壓器高壓側或(huo)配(pei)電(dian)(dian)線(xian)支干(gan)線(xian)路(lu)上，用作(zuo)變(bian)壓器和線(xian)路(lu)的(de)(de)短路(lu)、過載保(bao)護(hu)及(ji)分、合負(fu)(fu)荷(he)電(dian)(dian)流(liu)。 　　跌(die)落(luo)(luo)式熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)器由絕(jue)(jue)緣支架和熔(rong)(rong)(rong)絲(si)管(guan)(guan)(guan)(guan)二部分組(zu)成(cheng)，靜(jing)觸頭安(an)裝(zhuang)在(zai)絕(jue)(jue)緣支架兩端，動觸頭安(an)裝(zhuang)在(zai)熔(rong)(rong)(rong)絲(si)管(guan)(guan)(guan)(guan)兩端絲(si)管(guan)(guan)(guan)(guan)由層的(de)(de)消弧(hu)(hu)管(guan)(guan)(guan)(guan)和外層的(de)(de)環氧玻璃管(guan)(guan)(guan)(guan)組(zu)成(cheng)。拉(la)負(fu)(fu)荷(he)跌(die)落(luo)(luo)式熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)器增加(jia)彈性(xing)輔助觸頭及(ji)滅(mie)弧(hu)(hu)罩(zhao)，用以分、合負(fu)(fu)荷(he)電(dian)(dian)流(liu)。跌(die)落(luo)(luo)式熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)器在(zai)正常運行時，熔(rong)(rong)(rong)絲(si)管(guan)(guan)(guan)(guan)借助熔(rong)(rong)(rong)絲(si)張緊后形(xing)(xing)成(cheng)閉合位置(zhi)。 　　當系統發生(sheng)故(gu)障時，故(gu)障電(dian)(dian)流(liu)使(shi)熔(rong)(rong)(rong)絲(si)迅(xun)速(su)熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)，并(bing)形(xing)(xing)成(cheng)電(dian)(dian)弧(hu)(hu)，消弧(hu)(hu)管(guan)(guan)(guan)(guan)受(shou)電(dian)(dian)弧(hu)(hu)灼(zhuo)熱，分解(jie)出大(da)(da)量的(de)(de)氣(qi)體，使(shi)管(guan)(guan)(guan)(guan)內形(xing)(xing)成(cheng)很高壓力(li)(li)，并(bing)沿管(guan)(guan)(guan)(guan)道形(xing)(xing)成(cheng)縱(zong)吹，電(dian)(dian)弧(hu)(hu)被迅(xun)速(su)拉(la)長而(er)熄滅(mie)。熔(rong)(rong)(rong)絲(si)熔(rong)(rong)(rong)斷(duan)(duan)(duan)(duan)后，下(xia)部動觸頭失去(qu)拉(la)力(li)(li)而(er)下(xia)翻，鎖緊機構釋放熔(rong)(rong)(rong)絲(si)管(guan)(guan)(guan)(guan)，熔(rong)(rong)(rong)絲(si)管(guan)(guan)(guan)(guan)跌(die)落(luo)(luo)，形(xing)(xing)成(cheng)明(ming)顯的(de)(de)開斷(duan)(duan)(duan)(duan)位置(zhi)。

shyzdlsbyxgs