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TQSB系列高(gao)壓(ya)(ya)試驗變壓(ya)(ya)器(qi)通用性強和使用方便等特(te)點(dian)。特(te)別適用于電力系統(tong)、工礦企(qi)業、科研部門等對(dui)各種高(gao)壓(ya)(ya)電氣設(she)(she)備、電氣元(yuan)件、絕緣材料進行匯頻或直(zhi)流高(gao)壓(ya)(ya)下(xia)的絕緣強度試驗。是(shi)高(gao)壓(ya)(ya)試驗中*的重要設(she)(she)備。
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更新時間:2023-11-27
在線留言品牌 | 其他品牌 | 產地類別 | 國產 |
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應用領域 | 化工,石油,地礦,能源,電子 |
TQSB系列高壓試驗變壓器的詳細介紹
一、概述:
輕型(xing)交(jiao)直流高(gao)壓(ya)(ya)(ya)試(shi)驗(yan)變(bian)(bian)壓(ya)(ya)(ya)器是(shi)根據(ju)機(ji)電部《試(shi)驗(yan)變(bian)(bian)壓(ya)(ya)(ya)器》標準在原同類產(chan)品基礎上經過(guo)大(da)量改進后而生(sheng)產(chan)的(de)輕型(xing)交(jiao)直流高(gao)壓(ya)(ya)(ya)試(shi)驗(yan)變(bian)(bian)是(shi)按照國家標準《ZBK-41006-89》經過(guo)改進后而生(sheng)產(chan)的(de)一種新型(xing)產(chan)品。本系(xi)列產(chan)品具(ju)有體積小、重量輕、結構緊湊(cou)、功(gong)能齊全,通用(yong)性(xing)強(qiang)和使用(yong)方便(bian)等(deng)特點(dian)。特別適用(yong)于電力系(xi)統、工礦企業(ye)、科研部門等(deng)對各種高(gao)壓(ya)(ya)(ya)電氣設備、電氣元件(jian)、絕緣(yuan)材料(liao)進行(xing)匯頻或直流高(gao)壓(ya)(ya)(ya)下的(de)絕緣(yuan)強(qiang)度試(shi)驗(yan)。是(shi)高(gao)壓(ya)(ya)(ya)試(shi)驗(yan)中*的(de)重要設備。
二、TQSB系列高壓試驗變壓器使用方法:
工頻耐壓(ya)試(shi)驗(yan)中(zhong)限(xian)流(liu)電(dian)(dian)(dian)阻(zu)R1應根據試(shi)驗(yan)變壓(ya)器的(de)額定(ding)容(rong)量(liang)來選擇(ze)。如高壓(ya)側額定(ding)輸出電(dian)(dian)(dian)流(liu)在(zai) 100-300MA時(shi),可(ke)取0.5-1Ω/V(試(shi)驗(yan)電(dian)(dian)(dian)壓(ya));高壓(ya)側額定(ding)輸出電(dian)(dian)(dian)流(liu)為(wei)1A以上時(shi),可(ke)取1Ω/V(試(shi)驗(yan)電(dian)(dian)(dian)壓(ya))。常用水(shui)電(dian)(dian)(dian)陰(yin)作為(wei)限(xian)流(liu)電(dian)(dian)(dian)阻(zu),管于長度可(ke)按150KV/m考慮,管子和粗細(xi)應具有足夠的(de)熱容(rong)量(liang)(水(shui)阻(zu)液配(pei)(pei)制(zhi)方法:用蒸餾水(shui)加入適量(liang)硫酸銅配(pei)(pei)制(zhi)成各種不(bu)同(tong)的(de)陰(yin)值)。
球間(jian)隙(xi)及保護電(dian)阻:當電(dian)壓超過球間(jian)隙(xi)整定(ding)值時(一般取(qu)試驗(yan)電(dian)壓的110%-120%)球間(jian)隙(xi)放電(dian),對被(bei)試品起(qi)到保護作用。球間(jian)隙(xi)保護電(dian)阻可按1Ω/V(試驗(yan)電(dian)壓)選取(qu)。
在(zai)工(gong)(gong)頻(pin)(pin)耐壓(ya)(ya)(ya)(ya)(ya)(ya)試(shi)(shi)驗(yan)(yan)中,低(di)(di)壓(ya)(ya)(ya)(ya)(ya)(ya)側(ce)測(ce)量電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)(儀(yi)表電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya))不(bu)是(shi)非常(chang)準(zhun)確的,其原(yuan)因(yin)是(shi)由(you)于試(shi)(shi)驗(yan)(yan)變(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)存在(zai)著漏(lou)抗,在(zai)這上(shang)(shang)個漏(lou)抗上(shang)(shang)必(bi)然存在(zai)著壓(ya)(ya)(ya)(ya)(ya)(ya)降或(huo)容升(sheng),使試(shi)(shi)品(pin)上(shang)(shang)的電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)低(di)(di)于或(huo)高于低(di)(di)壓(ya)(ya)(ya)(ya)(ya)(ya)側(ce)測(ce)量電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)表上(shang)(shang)反映出(chu)來(lai)的電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)。工(gong)(gong)頻(pin)(pin)耐壓(ya)(ya)(ya)(ya)(ya)(ya)試(shi)(shi)驗(yan)(yan)時(shi),被試(shi)(shi)品(pin)上(shang)(shang)的電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)高于試(shi)(shi)驗(yan)(yan)變(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)的輸出(chu)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya),也就是(shi)所謂容升(sheng)現象。感應耐壓(ya)(ya)(ya)(ya)(ya)(ya)試(shi)(shi)驗(yan)(yan)時(shi)。試(shi)(shi)驗(yan)(yan)變(bian)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)的漏(lou)抗必(bi)須存在(zai)著壓(ya)(ya)(ya)(ya)(ya)(ya)降。為(wei)了準(zhun)確測(ce)量被試(shi)(shi)品(pin)上(shang)(shang)所施加(jia)電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya),因(yin)此常(chang)在(zai)高壓(ya)(ya)(ya)(ya)(ya)(ya)側(ce)接入RCF阻(zu)容分(fen)壓(ya)(ya)(ya)(ya)(ya)(ya)器(qi)來(lai)測(ce)量電(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)(ya)。
三、TQSB系列高壓試驗變壓器操作注意事項:
(1)試驗人(ren)員(yuan)應做(zuo)好分工,明(ming)確相互(hu)間辦法。并有專門人(ren)監護(hu)現場安(an)全及(ji)觀察試品(pin)狀(zhuang)態。
(2)被(bei)試品應清掃干(gan)凈,并(bing)干(gan)燥,以(yi)免損(sun)壞被(bei)試品和試驗帶來的誤差。
(3)對(dui)丁大型試(shi)驗(yan),一般(ban)都應先進行(xing)空(kong)升試(shi)驗(yan)。即不接試(shi)品(pin)時升壓至試(shi)驗(yan)電壓,校對(dui)各種表計,調整間(jian)隙。
(4)升壓(ya)速度不能(neng)太快,并(bing)必須(xu)防止突(tu)然加壓(ya)。例如調(diao)壓(ya)器(qi)不在零(ling)位的(de)突(tu)然合閘(zha)(zha),也不能(neng)突(tu)然切斷電源,一般(ban)應在調(diao)壓(ya)器(qi)降(jiang)至零(ling)位時拉閘(zha)(zha)。
(5)當電(dian)壓升至試(shi)驗(yan)電(dian)壓時(shi),開(kai)(kai)始計時(shi),到1min后(hou),迅速降到1/3試(shi)驗(yan)電(dian)壓以下(xia)時(shi),才(cai)能拉開(kai)(kai)電(dian)源。
(6)在升壓或耐壓試驗(yan)過程,如發現下列不(bu)正常(chang)情況時,應立即降壓,切斷電(dian)源,停止(zhi)試驗(yan)并查明(ming)原因:①電(dian)壓表指針(zhen)擺(bai)動很大;②發現絕緣燒焦或冒煙;③被(bei)試品內有不(bu)正常(chang)的聲音(yin)。
(7)耐壓試驗前(qian)后應(ying)測量絕(jue)緣電(dian)阻(zu),檢(jian)查絕(jue)緣情況。
泄露(lu)試驗(yan)中(zhong)限流電(dian)阻R1選擇在額(e)定輸出電(dian)壓時,輸出端短路電(dian)電(dian)流不超過(guo)高(gao)壓硅(gui)堆的大(da)整流(liu)(liu)(liu)電(dian)流(liu)(liu)(liu)。如(ru)電(dian)壓硅堆的大(da)整流(liu)(liu)(liu)電(dian)流(liu)(liu)(liu)為(wei)100mA時用于60KV的試驗裝置中限(xian)流(liu)(liu)(liu)電(dian)陰按R1=60/0,1=600KΩ選(xuan)(xuan)擇。限(xian)流(liu)(liu)(liu)電(dian)阻(zu)按R1=60/01=600KΩ選(xuan)(xuan)擇,限(xian)流(liu)(liu)(liu)電(dian)阻(zu)應具有足夠的容(rong)量和沿面放(fang)電(dian)距離。高壓濾(lv)流(liu)(liu)(liu)電(dian)容(rong)C1一般選(xuan)(xuan)擇在0.01-0.1HF,當被試品的電(dian)容(rong)量很大(da)時,C1可省略不用。
四、TQSB系列高壓試驗變壓器泄漏試驗的操作及注意事項
(1)試(shi)驗前應先檢查被試(shi)品(pin)是(shi)否(fou)停電(dian),接地放電(dian),一(yi)切對(dui)外連線(xian)是(shi)否(fou)擦凈。要嚴(yan)防(fang)將試(shi)驗電(dian)壓加(jia)到人工作部位上(shang)去。
(2)接好試(shi)(shi)驗裝(zhuang)置的(de)接線后,應復查(cha)無誤后才(cai)可加壓。應特(te)別注意檢查(cha)高壓設(she)備及引線與地與操作人員的(de)安全(quan)(quan)距離,被(bei)試(shi)(shi)品(pin)的(de)外殼是否可靠接地,要按安全(quan)(quan)規(gui)程中(zhong)所規(gui)定的(de)內容進行試(shi)(shi)驗。
(3)對(dui)于大(da)電容量設備應緩慢升壓(ya),防止被試品(pin)的充電電流燒(shao)壞(huai)微(wei)安表。必要時應分級(ji)加壓(ya),分別讀取各(ge)級(ji)電壓(ya)下(xia)微(wei)安表的穩(wen)定讀數。
(4)試(shi)(shi)驗過(guo)程,應密切監(jian)視被試(shi)(shi)品、試(shi)(shi)驗裝置(zhi)、微安表,一(yi)旦發生擊穿(chuan)、閃(shan)爍(shuo)等異常現象應立即(ji)降壓,切斷電源(yuan),并(bing)查明原因,詳細記錄。
(5)試(shi)驗(yan)完畢,降壓,切斷電源(yuan)后應將被(bei)試(shi)品及(ji)試(shi)驗(yan)裝置本(ben)身(shen)充分放(fang)電。
五、TQSB系列高壓試驗變壓器注意事項
1、按照您(nin)所進行的(de)試(shi)驗接(jie)好工(gong)作(zuo)線路。試(shi)驗變壓(ya)器的(de)外殼以(yi)及操作(zuo)系統的(de)外殼必(bi)須可靠(kao)(kao)接(jie)地(di),試(shi)驗變壓(ya)器的(de)高壓(ya)繞(rao)(rao)阻的(de)x端(高壓(ya)尾)以(yi)及測量繞(rao)(rao)組的(de)F端必(bi)須可靠(kao)(kao)接(jie)地(di)。
2、做串級(ji)(ji)試(shi)驗(yan)時(shi),第(di)二級(ji)(ji)、第(di)三級(ji)(ji)試(shi)驗(yan)變壓(ya)(ya)(ya)器(qi)的(de)低壓(ya)(ya)(ya)繞組(zu)的(de)X端(duan),測量繞阻(zu)的(de)F端(duan)以及高壓(ya)(ya)(ya)繞組(zu)的(de)X端(duan)(高壓(ya)(ya)(ya)尾(wei))均(jun)接本級(ji)(ji)試(shi)驗(yan)變壓(ya)(ya)(ya)器(qi)的(de)外(wai)殼,第(di)二級(ji)(ji)、第(di)三級(ji)(ji)試(shi)驗(yan)變壓(ya)(ya)(ya)器(qi)的(de)外(wai)殼必(bi)須通過絕緣支架(jia)接地。
3、接(jie)通(tong)電源前,操(cao)作系統的(de)調(diao)壓器必(bi)須調(diao) 到零位后方可接(jie)通(tong)電源,合閘,開(kai)始升壓。
4、從零(ling)開(kai)始(shi)勻帶(dai)旋轉(zhuan)調壓(ya)(ya)(ya)(ya)器手輪升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)。升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)方式(shi)(shi)有(you):快速升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)法,即(ji)20S逐(zhu)級(ji)(ji)升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)法;慢速升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)法,即(ji)60S逐(zhu)級(ji)(ji)升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)法;極慢速升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)法供選用。電(dian)壓(ya)(ya)(ya)(ya)從零(ling)開(kai)始(shi)按(an)一定(ding)的(de)升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)方式(shi)(shi)和速度上升(sheng)(sheng)(sheng)(sheng)到您所(suo)需(xu)的(de)額(e)定(ding)試(shi)驗(yan)電(dian)壓(ya)(ya)(ya)(ya)的(de)75%后(hou),再以(yi)每秒2%額(e)定(ding)試(shi)驗(yan)電(dian)壓(ya)(ya)(ya)(ya)從零(ling)開(kai)始(shi)按(an)一定(ding)的(de)升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)方式(shi)(shi)和速度上升(sheng)(sheng)(sheng)(sheng)到您所(suo)需(xu)的(de)額(e)定(ding)試(shi)驗(yan)電(dian)壓(ya)(ya)(ya)(ya),并密切注(zhu)意(yi)測(ce)量儀表的(de)批示以(yi)及被(bei)(bei)試(shi)品的(de)情(qing)況。升(sheng)(sheng)(sheng)(sheng)壓(ya)(ya)(ya)(ya)過(guo)程中或試(shi)驗(yan)過(guo)程中如(ru)發現測(ce)量儀表的(de)指示及被(bei)(bei)試(shi)品情(qing)況異(yi)常,應立(li)即(ji)降壓(ya)(ya)(ya)(ya),切斷電(dian)源,查明情(qing)況。
5、試驗完畢后,應在數秒內勻速(su)的將(jiang)調壓器返回至零位(wei),然后切斷電源。
6、本產品(pin)有得(de)超(chao)過(guo)額定參數使(shi)用。除試驗必需外,決不允(yun)許全電壓通電或斷(duan)電。
7、使用(yong)本(ben)產品做高(gao)壓(ya)試驗時,除熟悉(xi)本(ben)說(shuo)明(ming)外,還必須(xu)嚴格執行國家(jia)有關標準和操作規(gui)程,可參照(zhao)GB311-83《高(gao)壓(ya)輸變設(she)備的絕緣配合,高(gao)壓(ya)試驗技術》;《電氣設(she)備預防性試驗規(gui)程》等。
六、試(shi)驗變壓器主要技術(shu)參數表
(一)、輕型交直流試驗變(bian)壓器(見表1)
(二(er))、輕型(xing)交流試驗變壓器(見表2)
表1、輕型(xing)交直流(liu)試(shi)驗變(bian)壓器
規格 | 容量 | 高壓電壓(KV) | 高(gao)壓電流(mA) | 低壓輸入(ru) | 變比 | 溫升℃ | |||
(KVA) | AC | DC | AC | DC | 電壓(V) | 電(dian)流(A) | 高/儀 | 30分鐘 | |
1.5/50 | 1.5 | 50 | 70 | 30 | 15 | 200 | 7.5 | 500 | 10 |
3/50 | 3 | 50 | 70 | 60 | 15 | 200 | 15 | 500 | 10 |
5/50 | 5 | 50 | 70 | 100 | 15 | 200 | 25 | 500 | 10 |
10/50 | 10 | 50 | 70 | 200 | 50 | 200 | 50 | 500 | 10 |
20/50 | 20 | 50 | 70 | 400 | 100 | 400 | 50 | 500 | 10 |
30/50 | 30 | 50 | 70 | 600 | 100 | 400 | 75 | 500 | 10 |
40/50 | 40 | 50 | 70 | 800 | 105 | 400 | 100 | 500 | 10 |
50/50 | 50 | 50 | 70 | 1000 | 100 | 400 | 125 | 500 | 10 |
10/100 | 10 | 100 | 140 | 100 | 50 | 400 | 25 | 1000 | 10 |
20/100 | 20 | 100 | 140 | 200 | 100 | 400 | 50 | 1000 | 10 |
30/100 | 30 | 100 | 140 | 300 | 100 | 400 | 75 | 1000 | 10 |
40/100 | 40 | 100 | 140 | 400 | 100 | 400 | 100 | 1000 | 10 |
50/100 | 50 | 100 | 140 | 500 | 100 | 400 | 125 | 1000 | 10 |
20/100 | 20 | 150 | 210 | 133 | 100 | 400 | 50 | 1500 | 10 |
30/100 | 30 | 150 | 210 | 200 | 100 | 400 | 75 | 1500 | 10 |
40/100 | 40 | 150 | 210 | 267 | 100 | 400 | 100 | 1500 | 10 |
50/100 | 50 | 150 | 210 | 333 | 100 | 400 | 125 | 1500 | 10 |
100/150 | 100 | 150 | 210 | 667 | 150 | 400 | 250 | 1500 | 10 |
注:本系列產品中(zhong)有(you)200V的(de)串級抽(chou)頭(tou),可二臺或三(san)臺串級成(cheng)交(jiao)流100KV、150KV、200KV、300KV直流140 KV、210 KV、280 KV、420 KV、的(de)高電壓(ya)(ya)(ya)。并可根據用戶需要在(zai)高壓(ya)(ya)(ya)繞(rao)組抽(chou)出5-15 KV的(de)中(zhong)壓(ya)(ya)(ya)抽(chou)頭(tou),供高壓(ya)(ya)(ya)機作(zuo)交(jiao)流耐壓(ya)(ya)(ya)試驗(yan)。并可定制特殊(shu)規(gui)格的(de)試驗(yan)變壓(ya)(ya)(ya)器。
表2、輕型(xing)交(jiao)流試(shi)驗(yan)變壓器
規格 | 容量 | 高壓電壓 | 高壓電流 | 低(di)壓輸入 | 變比 | 溫(wen)升(sheng)℃ | |
(KVA) | (KV) | (mA) | 電(dian)壓(ya)(V) | 電(dian)流(liu)(A) | 高/儀 | 30分鐘 | |
1.5/50 | 1.5 | 50 | 30 | 200 | 7.5 | 500 | 10 |
3/50 | 3 | 50 | 60 | 200 | 15 | 500 | 10 |
5/50 | 5 | 50 | 100 | 200 | 25 | 500 | 10 |
10/50 | 10 | 50 | 200 | 200 | 50 | 500 | 10 |
20/50 | 20 | 50 | 400 | 380 | 53 | 500 | 10 |
30/50 | 30 | 50 | 600 | 380 | 79 | 500 | 10 |
50/50 | 50 | 50 | 1000 | 380 | 12 | 500 | 10 |
5/100 | 5 | 100 | 50 | 200 | 25 | 1000 | 10 |
10/100 | 10 | 100 | 100 | 200 | 50 | 1000 | 10 |
20/100 | 20 | 100 | 200 | 400 | 50 | 1000 | 10 |
30/100 | 30 | 100 | 300 | 400 | 75 | 1000 | 10 |
50/100 | 50 | 100 | 500 | 400 | 125 | 1000 | 10 |
20/150 | 20 | 150 | 133 | 400 | 50 | 1500 | 10 |
30/150 | 30 | 150 | 200 | 400 | 75 | 1500 | 10 |
50/150 | 50 | 150 | 333 | 400 | 125 | 1500 | 10 |
100/150 | 100 | 150 | 667 | 400 | 250 | 1500 | 10 |
50/200 | 50 | 200 | 250 | 400 | 125 | 2000 | 10 |
100/200 | 100 | 200 | 500 | 400 | 250 | 2000 | 10 |
150/200 | 150 | 200 | 750 | 400 | 375 | 2000 | 10 |
200/200 | 200 | 200 | 1000 | 400 | 500 | 2000 | 10 |
300/200 | 300 | 200 | 1500 | 400 | 600 | 2000 | 10 |
50/300 | 50 | 300 | 170 | 400 | 125 | 3000 | 10 |
100/300 | 100 | 300 | 333 | 400 | 250 | 3000 | 10 |
150/300 | 150 | 300 | 500 | 400 | 375 | 3000 | 10 |
200/300 | 200 | 300 | 667 | 400 | 500 | 3000 | 10 |
300/300 | 300 | 300 | 3000 | 500 | 600 | 3000 | 10 |
七、產品附(fu)件:
使用(yong)說明(ming)書 1份 產品合(he)格(ge)證 1份 出廠實驗報告 1份 測試導線 1套(tao)
我(wo)公司(si)對所有產(chan)(chan)(chan)品實行“三包",歡迎(ying)選用并對我(wo)公司(si)的產(chan)(chan)(chan)品以及工作提出質量咨詢和改進意見。訂貨時請詳細寫明產(chan)(chan)(chan)品的型(xing)號和規(gui)格。