油(you)(you)浸式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)，變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)繞(rao)組(zu)主(zhu)(zhu)要故障是匝(za)間(jian)(jian)短路(lu)和(he)(he)對外殼短路(lu)。匝(za)間(jian)(jian)短路(lu)主(zhu)(zhu)要是由(you)(you)于絕(jue)緣(yuan)老化(hua)，或由(you)(you)于變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)的(de)(de)(de)過負荷以及穿(chuan)越性短路(lu)時(shi)(shi)(shi)絕(jue)緣(yuan)受到(dao)機械的(de)(de)(de)損傷而(er)(er)產(chan)生(sheng)(sheng)的(de)(de)(de)。變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)內的(de)(de)(de)油(you)(you)面(mian)下(xia)(xia)降，致使繞(rao)組(zu)露出油(you)(you)面(mian)時(shi)(shi)(shi)，也(ye)(ye)能發(fa)(fa)生(sheng)(sheng)匝(za)間(jian)(jian)短路(lu)；另外有(you)穿(chuan)越短路(lu)時(shi)(shi)(shi)，由(you)(you)于過電(dian)(dian)流(liu)作(zuo)(zuo)用使繞(rao)組(zu)變(bian)(bian)(bian)形，使絕(jue)緣(yuan)受到(dao)機械損傷，也(ye)(ye)會產(chan)生(sheng)(sheng)匝(za)間(jian)(jian)短路(lu)。 匝(za)間(jian)(jian)短路(lu)時(shi)(shi)(shi)，短路(lu)繞(rao)組(zu)內電(dian)(dian)流(liu)可能超過額定值(zhi)，但整(zheng)個繞(rao)組(zu)電(dian)(dian)流(liu)可能未(wei)超過額定值(zhi)。在(zai)這種情(qing)(qing)況(kuang)下(xia)(xia)，瓦(wa)斯保(bao)護動(dong)作(zuo)(zuo)，情(qing)(qing)況(kuang)嚴重(zhong)時(shi)(shi)(shi)，差動(dong)保(bao)護裝置也(ye)(ye)會動(dong)作(zuo)(zuo)。 對外殼短路(lu)的(de)(de)(de)原因(yin)也(ye)(ye)是由(you)(you)于絕(jue)緣(yuan)老化(hua)或油(you)(you)受潮(chao)、油(you)(you)面(mian)下(xia)(xia)降，或因(yin)雷(lei)電(dian)(dian)和(he)(he)操作(zuo)(zuo)過電(dian)(dian)壓(ya)(ya)(ya)而(er)(er)產(chan)生(sheng)(sheng)的(de)(de)(de)。除(chu)此以外，在(zai)發(fa)(fa)生(sheng)(sheng)穿(chuan)越短路(lu)時(shi)(shi)(shi)，因(yin)過電(dian)(dian)流(liu)而(er)(er)使繞(rao)組(zu)變(bian)(bian)(bian)形，也(ye)(ye)會產(chan)生(sheng)(sheng)對外殼短路(lu)的(de)(de)(de)現象。對外殼短路(lu)時(shi)(shi)(shi)，一般(ban)都(dou)是瓦(wa)斯保(bao)護裝置動(dong)作(zuo)(zuo)和(he)(he)接地保(bao)護動(dong)作(zuo)(zuo)。油(you)(you)箱油(you)(you)浸式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)的(de)(de)(de)器(qi)(qi)身（繞(rao)組(zu)及鐵芯）都(dou)裝在(zai)充滿變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)油(you)(you)的(de)(de)(de)油(you)(you)箱中，油(you)(you)箱用鋼板(ban)焊成。中、小型變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)的(de)(de)(de)油(you)(you)箱由(you)(you)箱殼和(he)(he)箱蓋(gai)組(zu)成，變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)的(de)(de)(de)器(qi)(qi)身放在(zai)箱殼內，將箱蓋(gai)打開就可吊出器(qi)(qi)身進行檢修。油(you)(you)浸式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)江(jiang)蘇華辰值(zhi)得選(xuan)購。廣東(dong)礦用油(you)(you)浸式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)出售

油(you)(you)(you)浸式變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)優點 、變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)油(you)(you)(you)絕(jue)緣(yuan)(yuan)性能好(hao)、導熱(re)性能好(hao),同時(shi)變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)油(you)(you)(you)廉價。能夠(gou)解決(jue)變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)大容(rong)量散熱(re)問(wen)(wen)題和高電壓(ya)(ya)(ya)絕(jue)緣(yuan)(yuan)問(wen)(wen)題。缺點、 變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)油(you)(you)(you)具有(you)可(ke)燃性,當(dang)遇到火(huo)焰(yan)時(shi)可(ke)能會燃燒、、 變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)油(you)(you)(you)對(dui)人體有(you)害 、變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)油(you)(you)(you)需定期檢查(cha)、 油(you)(you)(you)浸式變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)密(mi)(mi)封(feng)性能不良且(qie)宜老(lao)化,在(zai)(zai)運行場(chang)所滲(shen)漏油(you)(you)(you)嚴重,影(ying)響(xiang)設(she)備安全運行,同時(shi)影(ying)響(xiang)環境、 油(you)(you)(you)浸式變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)絕(jue)緣(yuan)(yuan)等(deng)級低(di),按(an)A級絕(jue)緣(yuan)(yuan)設(she)計、制(zhi)造。預防滲(shen)漏油(you)(you)(you)：油(you)(you)(you)浸式變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)在(zai)(zai)油(you)(you)(you)箱內充(chong)滿變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)油(you)(you)(you)，裝配(pei)中依靠緊(jin)(jin)固(gu)件對(dui)耐油(you)(you)(you)橡(xiang)膠元件加壓(ya)(ya)(ya)而密(mi)(mi)封(feng)。密(mi)(mi)封(feng)不嚴是變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)滲(shen)漏油(you)(you)(you)的主要(yao)原因(yin)，故在(zai)(zai)維護與保養中應(ying)特別注意。 小螺栓(shuan)是否(fou)經過震動(dong)而松動(dong)，如有(you)松動(dong)應(ying)加緊(jin)(jin)固(gu)，加緊(jin)(jin)程度(du)應(ying)適當(dang)，并(bing)應(ying)各(ge)處一(yi)致。 橡(xiang)膠是否(fou)斷裂(lie)或變(bian)形(xing)嚴重。這時(shi)可(ke)更(geng)(geng)新的橡(xiang)膠件，更(geng)(geng)換時(shi)應(ying)注意其型號(hao)規格是否(fou)一(yi)致，并(bing)保持密(mi)(mi)封(feng)面的清(qing)潔。節能油(you)(you)(you)浸式變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)安裝要(yao)求(qiu)江(jiang)蘇華辰(chen)油(you)(you)(you)浸式變(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)(qi)的溫度(du)范圍。

油浸式變壓(ya)(ya)器，配電(dian)變壓(ya)(ya)器為工礦企業與民用(yong)建筑供配電(dian)系統中的重要設(she)備之(zhi)一，它(ta)將10（6）kV或35kV網(wang)絡(luo)電(dian)壓(ya)(ya)降至用(yong)戶(hu)使用(yong)的230/400V 母線電(dian)壓(ya)(ya)。此類產品適用(yong)于交流50（60）Hz，三(san)相(xiang)(xiang)較(jiao)大額(e)定(ding)容(rong)量(liang)2500kVA（單相(xiang)(xiang)較(jiao)大額(e)定(ding)容(rong)量(liang)833kVA，一般不(bu)(bu)推薦使用(yong)單相(xiang)(xiang)變壓(ya)(ya)器），可在(zai)戶(hu)內（外）使用(yong)，容(rong)量(liang)在(zai)315kVA 及以(yi)下時(shi)可安裝在(zai)桿上，環境溫度不(bu)(bu)高(gao)于40℃，不(bu)(bu)低于-25℃，較(jiao)高(gao)日平均溫度30℃，較(jiao)高(gao)年(nian)平均溫度20℃，相(xiang)(xiang)對濕度不(bu)(bu)超(chao)(chao)過90%（環境溫度25℃），海拔高(gao)度不(bu)(bu)超(chao)(chao)過1000m。若與上述使用(yong)條件不(bu)(bu)符時(shi)，應(ying)按GB6450-86的有關規定(ding)，作適當的定(ding)額(e)調整。

油浸(jin)式變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)，溫(wen)度環境，在(zai)220℃溫(wen)度下(xia)，保持長期穩定(ding)性(xing)，在(zai)350℃溫(wen)度下(xia)，可承(cheng)受短期運行(xing)，在(zai)很廣的溫(wen)度和濕度范圍內(nei)，保持性(xing)能穩定(ding)，在(zai)250℃溫(wen)度下(xia)，不會熔融，流動(dong)和助燃(ran)，在(zai)750℃溫(wen)度下(xia)，不會釋放有毒或腐蝕性(xing)氣體(ti)用電(dian)(dian)(dian)負(fu)荷(he)(he)(he)1)配電(dian)(dian)(dian)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)的容(rong)(rong)量(liang)(liang)(liang)，應(ying)綜合各種用電(dian)(dian)(dian)設備的設施容(rong)(rong)量(liang)(liang)(liang)，求(qiu)出計(ji)算負(fu)荷(he)(he)(he)（一般不計(ji)消防負(fu)荷(he)(he)(he)），補償后(hou)的視在(zai)容(rong)(rong)量(liang)(liang)(liang)是選擇變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)容(rong)(rong)量(liang)(liang)(liang)和臺數(shu)的依(yi)據。一般變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)的負(fu)荷(he)(he)(he)率(lv)85%左右。此法(fa)較簡便，可作估(gu)算容(rong)(rong)量(liang)(liang)(liang)之用。 GB/T17468-1998《電(dian)(dian)(dian)力(li)(li)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)選用導(dao)則(ze)》中，推薦配電(dian)(dian)(dian)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)的容(rong)(rong)量(liang)(liang)(liang)選擇，應(ying)根據GB/T15164-94《油浸(jin)式電(dian)(dian)(dian)力(li)(li)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)負(fu)載導(dao)則(ze)》或GB/T17211-1998《干式電(dian)(dian)(dian)力(li)(li)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)負(fu)載導(dao)則(ze)》及(ji)計(ji)算負(fu)荷(he)(he)(he)來確定(ding)其容(rong)(rong)量(liang)(liang)(liang)。上述二(er)導(dao)則(ze)提供了計(ji)算機程序和正常周期負(fu)載圖來確定(ding)配電(dian)(dian)(dian)變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)容(rong)(rong)量(liang)(liang)(liang)。油浸(jin)式變(bian)(bian)(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)如(ru)何(he)挑選？

油(you)浸(jin)式(shi)變(bian)(bian)壓(ya)(ya)(ya)器(qi)，電力變(bian)(bian)壓(ya)(ya)(ya)器(qi)的(de)(de)運(yun)行(xing)電壓(ya)(ya)(ya)一般(ban)不(bu)(bu)(bu)應(ying)(ying)高于運(yun)行(xing)分接電壓(ya)(ya)(ya)的(de)(de)105%，且不(bu)(bu)(bu)得超(chao)(chao)過系統較(jiao)高運(yun)行(xing)電壓(ya)(ya)(ya)。對(dui)于特(te)殊的(de)(de)使用情況，允許在不(bu)(bu)(bu)超(chao)(chao)過110%的(de)(de)額定(ding)電壓(ya)(ya)(ya)下(xia)運(yun)行(xing)。油(you)浸(jin)式(shi)變(bian)(bian)壓(ya)(ya)(ya)器(qi)的(de)(de)頂層(ceng)(ceng)油(you)溫(wen)不(bu)(bu)(bu)應(ying)(ying)超(chao)(chao)過運(yun)行(xing)規程或制(zhi)造廠的(de)(de)規定(ding)。對(dui)于強(qiang)迫(po)油(you)循(xun)(xun)環水冷的(de)(de)變(bian)(bian)壓(ya)(ya)(ya)器(qi)，其頂層(ceng)(ceng)油(you)溫(wen)一般(ban)不(bu)(bu)(bu)宜經(jing)常超(chao)(chao)過700℃。強(qiang)油(you)循(xun)(xun)環冷卻的(de)(de)變(bian)(bian)壓(ya)(ya)(ya)器(qi)，應(ying)(ying)能(neng)(neng)按照(zhao)溫(wen)度和(或)負(fu)載(zai)控制(zhi)冷卻器(qi)進行(xing)投(tou)切(qie)。投(tou)入運(yun)行(xing)的(de)(de)變(bian)(bian)壓(ya)(ya)(ya)器(qi)應(ying)(ying)經(jing)常監視儀表的(de)(de)指(zhi)示，及(ji)時(shi)掌握變(bian)(bian)壓(ya)(ya)(ya)器(qi)運(yun)行(xing)情況。如(ru)果(guo)發現(xian)(xian)缺陷或不(bu)(bu)(bu)正常現(xian)(xian)象，應(ying)(ying)采取措施及(ji)時(shi)消除(chu)。如(ru)果(guo)當時(shi)不(bu)(bu)(bu)能(neng)(neng)消除(chu)，必須加強(qiang)監視。防止事(shi)故擴(kuo)大。并(bing)盡(jin)速確定(ding)對(dui)策(ce)。油(you)浸(jin)式(shi)變(bian)(bian)壓(ya)(ya)(ya)器(qi)如(ru)何安(an)裝？吉(ji)林S11-MR油(you)浸(jin)式(shi)變(bian)(bian)壓(ya)(ya)(ya)器(qi)聯系方式(shi)

江蘇華辰油(you)浸式變壓器主要(yao)部件。廣東礦用油(you)浸式變壓器出(chu)售

油浸(jin)變壓(ya)(ya)(ya)器(qi)室(shi)的(de)火(huo)災(zai)(zai)(zai)危險(xian)類別，油浸(jin)變壓(ya)(ya)(ya)器(qi)的(de)總容(rong)量不(bu)(bu)應(ying)(ying)大(da)于1260kV·A，單(dan)臺容(rong)量不(bu)(bu)應(ying)(ying)大(da)于630kV·A；充有(you)(you)可(ke)燃(ran)油的(de)高壓(ya)(ya)(ya)電容(rong)器(qi)、多油開關等，具有(you)(you)較大(da)的(de)火(huo)災(zai)(zai)(zai)危險(xian)性，但干(gan)式(shi)(shi)或其(qi)他(ta)無可(ke)燃(ran)液體的(de)變壓(ya)(ya)(ya)器(qi)火(huo)災(zai)(zai)(zai)危險(xian)性小(xiao)，不(bu)(bu)易(yi)(yi)發生，故(gu)(gu)本(ben)條文未(wei)作(zuo)限制。但干(gan)式(shi)(shi)變壓(ya)(ya)(ya)器(qi)工(gong)作(zuo)時易(yi)(yi)升(sheng)(sheng)溫(wen)(wen)，溫(wen)(wen)度升(sheng)(sheng)高易(yi)(yi)著火(huo)，故(gu)(gu)應(ying)(ying)在(zai)房間(jian)(jian)內(nei)(nei)做(zuo)好室(shi)內(nei)(nei)通風(feng)(feng)排(pai)煙(yan)(yan)，并應(ying)(ying)有(you)(you)可(ke)靠(kao)(kao)的(de)降溫(wen)(wen)散熱措(cuo)(cuo)施(shi)。油浸(jin)式(shi)(shi)變壓(ya)(ya)(ya)器(qi)具有(you)(you)較大(da)的(de)火(huo)災(zai)(zai)(zai)危險(xian)性，《建筑設計(ji)防(fang)火(huo)規范(fan)》對充有(you)(you)可(ke)燃(ran)油的(de)油浸(jin)式(shi)(shi)變壓(ya)(ya)(ya)器(qi)進行(xing)了(le)明(ming)確(que)要(yao)求(qiu)。干(gan)式(shi)(shi)或其(qi)他(ta)無可(ke)燃(ran)液體的(de)變壓(ya)(ya)(ya)器(qi)火(huo)災(zai)(zai)(zai)危險(xian)性小(xiao)，不(bu)(bu)易(yi)(yi)發生，規范(fan)未(wei)做(zuo)明(ming)確(que)規定。但干(gan)式(shi)(shi)變壓(ya)(ya)(ya)器(qi)工(gong)作(zuo)時易(yi)(yi)升(sheng)(sheng)溫(wen)(wen)，溫(wen)(wen)度升(sheng)(sheng)高易(yi)(yi)著火(huo)，故(gu)(gu)應(ying)(ying)在(zai)房間(jian)(jian)內(nei)(nei)做(zuo)好室(shi)內(nei)(nei)通風(feng)(feng)排(pai)煙(yan)(yan)，并應(ying)(ying)有(you)(you)可(ke)靠(kao)(kao)的(de)降溫(wen)(wen)散熱措(cuo)(cuo)施(shi)。廣(guang)東礦用(yong)油浸(jin)式(shi)(shi)變壓(ya)(ya)(ya)器(qi)出售

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