怎樣正確操作直流高壓發生器 |
時間:2019-01-09 10:44:46 點擊: 次 |
控制箱(xiang)上(shang)的顯(xian)示燈、開(kai)關、旋(xuan)鈕等(deng)已標清楚,看此操作說(shuo)明(ming)時請(qing)參照控制箱(xiang)的面板上(shang)元器(qi)件名(ming)稱使用(yong)。 高壓(ya)塔底盤側(ce)面有七芯插(cha)座為(wei)聯接控(kong)制(zhi)箱電纜之插(cha)座,底盤側(ce)面有銅接線柱為(wei)接地端子作連接地線用。 高(gao)壓屏(ping)蔽電(dian)流(liu)表為(wei)數(shu)顯(xian)微安表,表頂端上的插孔為(wei)連接被試品的線(xian)插孔,同時(shi)也作(zuo)為(wei)電(dian)源開(kai)關,不用(yong)時(shi)請拔掉(diao)插頭,就自動關閉電(dian)源。換(huan)電(dian)池(chi)(chi)時(shi)請將上蓋(gai)鏍(luo)絲(si)打開(kai),換(huan)好后請扣好蓋(gai)用(yong)鏍(luo)絲(si)擰(ning)緊。扁園表換(huan)電(dian)池(chi)(chi)時(shi)打開(kai)后蓋(gai)。 1.將控制箱面板上的(de)(de)接(jie)(jie)地(di)(di)端子與高壓(ya)塔的(de)(de)接(jie)(jie)地(di)(di)接(jie)(jie)線(xian)(xian)柱用接(jie)(jie)地(di)(di)線(xian)(xian)連(lian)接(jie)(jie)在一(yi)起(qi)并現場或試驗室的(de)(de)地(di)(di)線(xian)(xian)接(jie)(jie)牢。為保(bao)證您現設備的(de)(de)安全,請務必反復檢(jian)查地(di)(di)線(xian)(xian),確保(bao)各接(jie)(jie)地(di)(di)線(xian)(xian)良好(hao) 用提的七芯電纜連(lian)接控制箱與高壓塔,電纜兩端(duan)為同樣(yang)的快速航空插(cha)頭(tou),注意(yi)用插(cha)頭(tou)側面(mian)豁口對(dui)準(zhun)插(cha)座(zuo)內側粗凸部分插(cha)入(ru)并順時針擰緊。(可用電纜任一端連接控(kong)制箱(xiang)或高(gao)壓塔(ta))接(jie)好電源線,電源為單項交流220V,工(gong)頻(pin)50Hz。 2.打開(kai)(kai)電源開(kai)(kai)關,此時(shi)電源開(kai)(kai)關綠燈(deng)和(he)面板表亮(liang)。則高(gao)壓指示(shi)綠燈(deng)亮(liang),如高(gao)壓提示(shi)蜂鳴(ming)器處在開(kai)(kai)的(de)(de)位(wei)置,則鳴(ming)叫(jiao)以提示(shi)操作者(zhe)在加高(gao)壓,此時(shi),順時(shi)針旋轉高(gao)壓輸出(chu)調節鈕,則升高(gao)壓,電壓表顯示(shi)為負(fu)載試品上(shang)的(de)(de)電壓KV值,電流表則顯示試品上流過的電流與所(suo)有泄漏電流之和(he),但(dan)不包(bao)括內置高壓(ya)分壓(ya)器的電流。電流以微安單位UA值。 如(ru)果打開電源開關,高壓(ya)顯示綠燈不亮,且故障顯示中“回(hui)(hui)零(ling)(ling)(ling)”紅(hong)燈亮時(shi)(shi),則表示高壓(ya)輸出調(diao)節鈕未在(zai)零(ling)(ling)(ling)位上,請逆時(shi)(shi)針旋轉此(ci)鈕至“零(ling)(ling)(ling)位”上,并將微調(diao)電壓(ya)旋鈕回(hui)(hui)到零(ling)(ling)(ling)位上,“回(hui)(hui)零(ling)(ling)(ling)”燈滅,在(zai)順時(shi)(shi)針調(diao)節即可升壓(ya)。 3.若不需要(yao)額定(ding)輸出電(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)范(fan)圍(wei)(wei)內的(de)調節保(bao)護時(shi),要(yao)把(ba)過(guo)(guo)壓(ya)(ya)(ya)(ya)(ya)(ya)保(bao)護整(zheng)定(ding)鈕順時(shi)針旋(xuan)(xuan)至最大值,此(ci)時(shi),當(dang)輸出電(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)超(chao)過(guo)(guo)額定(ding)輸出電(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)時(shi)即自(zi)動(dong)保(bao)護,切斷(duan)高壓(ya)(ya)(ya)(ya)(ya)(ya)。若要(yao)求(qiu)在額定(ding)輸出電(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)范(fan)圍(wei)(wei)內進行調壓(ya)(ya)(ya)(ya)(ya)(ya)保(bao)護時(shi),請空載升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)按以上(shang)步驟升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)到預(yu)定(ding)的(de)保(bao)護電(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)上(shang),再將過(guo)(guo)壓(ya)(ya)(ya)(ya)(ya)(ya)保(bao)護整(zheng)定(ding)旋(xuan)(xuan)鈕慢(man)慢(man)逆時(shi)針旋(xuan)(xuan)轉到所需要(yao)的(de)電(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)上(shang),作過(guo)(guo)壓(ya)(ya)(ya)(ya)(ya)(ya)保(bao)護動(dong)作,“過(guo)(guo)壓(ya)(ya)(ya)(ya)(ya)(ya)”指示燈亮,保(bao)持過(guo)(guo)壓(ya)(ya)(ya)(ya)(ya)(ya)保(bao)護整(zheng)定(ding)旋(xuan)(xuan)鈕就(jiu)定(ding)于此(ci)位(wei)(wei)置(zhi)上(shang),將升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)旋(xuan)(xuan)鈕回到零位(wei)(wei)上(shang),關閉電(dian)(dian)源。接上(shang)試品,則(ze)以后升(sheng)壓(ya)(ya)(ya)(ya)(ya)(ya)超(chao)過(guo)(guo)預(yu)定(ding)電(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)時(shi)即自(zi)動(dong)切斷(duan)高壓(ya)(ya)(ya)(ya)(ya)(ya)。 4.當發生過壓(ya)、過流等(deng)故障時(shi),高(gao)壓(ya)自(zi)動(dong)切(qie)斷(duan),高(gao)壓(ya)顯示綠燈滅,蜂鳴器停止鳴叫,相應故障指示燈亮,說(shuo)明試品已短路,若要重新啟動(dong)時(shi),應將高(gao)壓(ya)輸(shu)調整鈕(niu)回(hui)到零(ling)位(wei)上(shang),微調旋鈕(niu)同樣在零(ling)位(wei)上(shang),再關(guan)(guan)電源開關(guan)(guan),然后再打開電源開關(guan)(guan),才能切(qie)除保護(hu)重新升(sheng)壓(ya)。 正常工作關(guan)機(ji)時,應先將(jiang)高壓調整(zheng)旋鈕逆(ni)時針回到(dao)零(ling)位(wei)上,再(zai)將(jiang)微調電壓旋鈕回到(dao)零(ling)位(wei)上,最后關(guan)電源開關(guan)。 電源開(kai)關(guan)兼用于(yu)保(bao)護重置開(kai)關(guan),故當故障顯(xian)示燈(deng)(回零顯示燈除外(wai))亮后應關閉(bi)電源開關再(zai)打開才能(neng)解(jie)除(chu)保(bao)護,重新升壓。 5.負(fu)載(zai)為大容性負(fu)載(zai)時(shi),為避免充電電流過大而觸發(fa)過流保護,請適當(dang)放慢升壓(ya)速度。試(shi)驗完畢(bi)后,將輸(shu)出電壓(ya)調整鈕逆時(shi)針旋至(zhi)零位上,此時(shi)電壓(ya)表仍顯示(shi)試(shi)品上的(de)電壓(ya)值(zhi),請等(deng)試(shi)品通過高壓(ya)塔放電至(zhi)20KV以下再用接(jie)地棒放電,以確保安全 相關(guan)氧化鋯(gao),氧(yang)化鋯氧(yang)量分析儀, 磁翻板液位計, 電磁流(liu)量計,渦(wo)輪流(liu)量計(ji),孔板(ban)流量計等產品的(de)技術說明(ming),請見智(zhi)瑞科(ke)技官(guan)方(fang)網站。 |
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