
配電柜簡介
- 分類:公司新聞
- 作者:
- 來源:
- 發布時間:2018-07-04
- 訪(fang)問量:
配電柜簡介
- 分類:公司新聞
- 作(zuo)者:
- 來源:
- 發(fa)布(bu)時間:2018-07-04
- 訪(fang)問量:
配電柜(ju)是按電氣接線要求將開關設備、測(ce)量儀(yi)表(biao)、保護電器和(he)輔助設備組裝在封(feng)閉(bi)(bi)或半封(feng)閉(bi)(bi)金屬(shu)柜(ju)中(zhong)或屏幅(fu)上(shang),構成低壓配電裝置(zhi)。
一.配電柜(ju)特性及(ji)結構(gou)
按(an)結構(gou)(gou)特征和(he)(he)用(yong)(yong)途分(fen)類: (1)固(gu)定面(mian)(mian)板(ban)式(shi)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju),常稱開(kai)(kai)(kai)(kai)關(guan)(guan)板(ban)或(huo)配電(dian)(dian)(dian)(dian)屏(ping)。它(ta)是一種有(you)面(mian)(mian)板(ban)遮攔的(de)(de)(de)(de)開(kai)(kai)(kai)(kai)啟式(shi)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju),正面(mian)(mian)有(you)防(fang)護(hu)作(zuo)用(yong)(yong),背面(mian)(mian)和(he)(he)側面(mian)(mian)仍能觸及帶電(dian)(dian)(dian)(dian)部(bu)分(fen),防(fang)護(hu)等級低(di),只能用(yong)(yong)于對(dui)供(gong)電(dian)(dian)(dian)(dian)連續性(xing) 和(he)(he)可(ke)靠(kao)(kao)性(xing)要(yao)求較(jiao)低(di)的(de)(de)(de)(de)工(gong)礦企(qi)業(ye),作(zuo)變電(dian)(dian)(dian)(dian)室集中(zhong)供(gong)電(dian)(dian)(dian)(dian)用(yong)(yong)。 2)防(fang)護(hu)式(shi)(即(ji)(ji)封(feng)閉式(shi))開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju),指除安(an)(an)裝(zhuang)(zhuang)面(mian)(mian)外,其它(ta)所有(you)側面(mian)(mian)都(dou)被封(feng)閉起來的(de)(de)(de)(de)一種低(di)壓(ya)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju)。這種柜(ju)(ju)(ju)子的(de)(de)(de)(de)開(kai)(kai)(kai)(kai)關(guan)(guan)、保護(hu)和(he)(he)監測(ce)控(kong)制(zhi)(zhi)(zhi)等電(dian)(dian)(dian)(dian)氣(qi)元(yuan)(yuan)件(jian),均安(an)(an)裝(zhuang)(zhuang)在一個(ge)用(yong)(yong)鋼或(huo)絕(jue)緣材料制(zhi)(zhi)(zhi)成(cheng)(cheng)(cheng)的(de)(de)(de)(de)封(feng)閉外殼內(nei),可(ke)靠(kao)(kao)墻或(huo)離(li)墻安(an)(an)裝(zhuang)(zhuang)。柜(ju)(ju)(ju)內(nei)每條回路(lu)之(zhi)間(jian)可(ke)以不(bu)加隔(ge)離(li)措施(shi),也(ye)可(ke)以采(cai)(cai)用(yong)(yong)接地的(de)(de)(de)(de)金(jin)屬(shu)板(ban)或(huo)絕(jue)緣板(ban)進(jin)行隔(ge)離(li)。通常門(men)與主開(kai)(kai)(kai)(kai)關(guan)(guan)操(cao)作(zuo)有(you)機械聯鎖。另外還有(you)防(fang)護(hu)式(shi)臺(tai)型(xing)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju)(即(ji)(ji)控(kong)制(zhi)(zhi)(zhi)臺(tai)),面(mian)(mian)板(ban)上裝(zhuang)(zhuang)有(you)控(kong)制(zhi)(zhi)(zhi)、測(ce)量、信號等電(dian)(dian)(dian)(dian)器。防(fang)護(hu)式(shi)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju)主要(yao)用(yong)(yong)作(zuo)工(gong)藝(yi)現場的(de)(de)(de)(de)配電(dian)(dian)(dian)(dian)裝(zhuang)(zhuang)置(zhi)。(3)抽屜(ti)式(shi)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju)。這類開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju)采(cai)(cai)用(yong)(yong)鋼板(ban)制(zhi)(zhi)(zhi)成(cheng)(cheng)(cheng)封(feng)閉外殼,進(jin)出線(xian)(xian)回路(lu)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)器元(yuan)(yuan)件(jian)都(dou)安(an)(an)裝(zhuang)(zhuang)在可(ke)抽出的(de)(de)(de)(de)抽屜(ti)中(zhong),構(gou)(gou)成(cheng)(cheng)(cheng)能完成(cheng)(cheng)(cheng)某(mou)一類供(gong)電(dian)(dian)(dian)(dian)任務(wu)的(de)(de)(de)(de)功能單元(yuan)(yuan)。功能單元(yuan)(yuan)與母(mu)線(xian)(xian)或(huo)電(dian)(dian)(dian)(dian)纜之(zhi)間(jian),用(yong)(yong)接地的(de)(de)(de)(de)金(jin)屬(shu)板(ban)或(huo)塑料制(zhi)(zhi)(zhi)成(cheng)(cheng)(cheng)的(de)(de)(de)(de)功能板(ban)隔(ge)開(kai)(kai)(kai)(kai),形成(cheng)(cheng)(cheng)母(mu)線(xian)(xian)、功能單元(yuan)(yuan)和(he)(he)電(dian)(dian)(dian)(dian)纜三個(ge)區域。每個(ge)功能單元(yuan)(yuan)之(zhi)間(jian)也(ye)有(you)隔(ge)離(li)措施(shi)。抽屜(ti)式(shi)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju)有(you)較(jiao)高的(de)(de)(de)(de)可(ke)靠(kao)(kao)性(xing)、安(an)(an)全性(xing)和(he)(he)互換性(xing),是比(bi)較(jiao)先進(jin)的(de)(de)(de)(de)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju),目前生產的(de)(de)(de)(de)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju),多數是抽屜(ti)式(shi)開(kai)(kai)(kai)(kai)關(guan)(guan)柜(ju)(ju)(ju)。它(ta)們適用(yong)(yong)于要(yao)求供(gong)電(dian)(dian)(dian)(dian)可(ke)靠(kao)(kao)性(xing)較(jiao)高的(de)(de)(de)(de)工(gong)礦企(qi)業(ye)、高層建(jian)筑,作(zuo)為(wei)集中(zhong)控(kong)制(zhi)(zhi)(zhi)的(de)(de)(de)(de)配電(dian)(dian)(dian)(dian)中(zhong)心
二(er)、主要參數
額定電壓:380V 頻率:50Hz
三.操作規程
1.操作(zuo)(zuo)(zuo)人員經(jing)考試合格取得(de)操作(zuo)(zuo)(zuo)證,方準(zhun)進行操作(zuo)(zuo)(zuo),操作(zuo)(zuo)(zuo)者應熟(shu)悉本(ben)機的性(xing)能、結構等,并要遵守安全和交(jiao)接(jie)班制度。
2.低壓配電(dian)(dian)(dian)裝置(zhi)包(bao)括低壓開關柜、低壓配電(dian)(dian)(dian)柜、低壓電(dian)(dian)(dian)容器(qi)柜、動力配電(dian)(dian)(dian)箱、照(zhao)明配電(dian)(dian)(dian)箱等。
3.使用前要(yao)(yao)嚴格(ge)執(zhi)行部令要(yao)(yao)求,做好(hao)全部準備工(gong)作,并穿戴好(hao)絕緣用品(pin)和絕緣工(gong)具(ju)。
4.操作(zuo)(zuo)(zuo)時要堅持一(yi)人操作(zuo)(zuo)(zuo)、一(yi)人監護制度,要認真執行(xing)工作(zuo)(zuo)(zuo)票作(zuo)(zuo)(zuo)業票的工作(zuo)(zuo)(zuo)程序要求(qiu)。
5.設備投入運行(xing)時,要密切注意儀表(biao)顯(xian)示,并(bing)按規定時間抄(chao)表(biao)。要定期進行(xing)巡視、檢查有關母(mu)線及各種電氣接頭是否過熱。
6.懸(xuan)掛必要的(de)標志牌。
四、保養 維(wei)保內容
1.對全部配電(dian)裝(zhuang)置進行檢查、清掃。
2. 2.操作機構(gou)的動作應靈活、輔助觸頭分合應正確不靠。
3.檢查所有電器元件(jian)及附(fu)件(jian)的性能(neng)和固定(ding)情況。
4.檢查金屬母線(xian)(xian)與接線(xian)(xian)端(duan)子防電(dian)化腐(fu)蝕(shi),母線(xian)(xian)受壓后(hou)的變形情況。
5.不動觸頭與固定(ding)觸頭中(zhong)的(de)線應(ying)一致、觸頭接觸緊密(mi)、并(bing)保(bao)證(zheng)有足夠的(de)壓(ya)力。
維保注意事(shi)項
1.維修保養時應切斷電源,驗(yan)電、掛(gua)接地(di)線、懸掛(gua)標識牌。
2.配電(dian)柜清(qing)除灰塵時,應用毛(mao)刷、抹布,禁止用空氣(qi)壓縮機(ji)吹設備,以防松動部件因氣(qi)流大吹落(luo),送電(dian)時有可能(neng)引(yin)起短路。
五(wu).危險辨識
設備運行(xing)時(shi)禁止觸(chu)摸(mo),以(yi)防觸(chu)電(dian)。
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