、概述

變(bian)(bian)壓器(qi)(qi)的(de)直流電阻是(shi)變(bian)(bian)壓器(qi)(qi)制造中(zhong)半(ban)成(cheng)品、成(cheng)品出廠試(shi)(shi)驗(yan)、安裝、交接試(shi)(shi)驗(yan)及電力部門(men)預防性試(shi)(shi)驗(yan)的(de)必測(ce)項目，能有效發現變(bian)(bian)壓器(qi)(qi)線(xian)(xian)圈(quan)的(de)選(xuan)材、焊接、連接部位(wei)松動、缺(que)股、斷線(xian)(xian)等制造缺(que)陷和運行后存在(zai)的(de)隱患。為了(le)滿足變(bian)(bian)壓器(qi)(qi)直流電阻快速測(ce)量的(de)需要(yao)，公司(si)利用自(zi)身技術(shu)優(you)勢研(yan)制了(le)直流電阻測(ce)試(shi)(shi)儀。蓄電池(chi)直(zhi)流(liu)電阻測試(shi)儀該儀器采用(yong)全(quan)新(xin)電源LG蓄電(dian)池，具有(you)體(ti)積小(xiao)、重量輕(qing)、輸出電(dian)流大并且可根據(ju)負(fu)載大小(xiao)自(zi)(zi)(zi)動調整等特點。整機由單(dan)片機控制(zhi)，自(zi)(zi)(zi)動完成自(zi)(zi)(zi)檢、數據(ju)處理、顯示、打印等功能，具有(you)自(zi)(zi)(zi)動放電(dian)和放電(dian)指(zhi)示功能。儀器測(ce)試(shi)精度(du)高，操作(zuo)簡便，可實(shi)現變壓器直阻的快(kuai)速測(ce)量。

二、安全措施

1. 使用本(ben)儀器前定(ding)要認真閱讀本(ben)手冊。
2. 儀器的操作者應具備般電氣設(she)備或儀器的使用(yong)常識。
3. 本儀器戶內外均可使用，但應避開(kai)雨淋(lin)、腐蝕氣體、塵埃過濃、高溫、陽光(guang)直射等場所。
4. 儀表(biao)應(ying)避(bi)免劇烈振動。
5. 對儀器的維(wei)修、護理和(he)調整應由專業人員進行(xing)。
6. 測試完畢(bi)后定要等放(fang)電報警聲停止后再關閉電源(yuan)，拆除(chu)測試線。
7. 測量無載調壓(ya)變壓(ya)器，定要等放電指(zhi)示報(bao)警(jing)音停(ting)止(zhi)后，切換檔位。
8. 在測(ce)試(shi)(shi)過程中，禁止移(yi)動測(ce)試(shi)(shi)夾(jia)和(he)供電線路。

三(san)、性(xing)能特點(dian)

1. 儀器(qi)輸出電流大，測量(liang)范圍寬(kuan)，體積(ji)小，重(zhong)量輕。
2. 儀(yi)器全貼片(pian)技術(shu)，穩定性好抗干擾強，抗摔能力好。
3. 具(ju)有完(wan)善的(de)保護(hu)電路，可靠性強。
4. 立式機(ji)箱結(jie)構，便(bian)于現場(chang)操作。
5. 具有音響(xiang)放電(dian)報警，放電(dian)指示清晰，減少誤操作。

四、技(ji)術指標(biao)

1. 輸(shu)出電流： /1A/100MA/10MA/1MA/ (儀器：可(ke)自動，可(ke)手動選檔)

1. 分辨(bian)率： 0.1Μω      工作(zuo)溫度：0～40℃

1. 環境(jing)濕度：≤90%RH，無(wu)結露
2. 工作電(dian)源：DC14.8V   50HZ±2HZ
3. 體積：360×265×230mm(含測試線部分(fen))
4. 重量：4Kg（不包括測試(shi)線）
5. 揚州(zhou)科拓(tuo)電氣科技有限公司主要產品(pin)：
6. 直流電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、直流高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)發(fa)生器(qi)(qi)(qi)(qi)、變頻串聯諧(xie)振試(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)裝置、調頻電(dian)(dian)(dian)(dian)(dian)(dian)源測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、無(wu)局放試(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)變壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)、SF6微水儀(yi)(yi)(yi)(yi)(yi)、SF6氣(qi)體(ti)檢(jian)漏儀(yi)(yi)(yi)(yi)(yi)、SF6氣(qi)體(ti)純度測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、SF6密度繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)校驗(yan)儀(yi)(yi)(yi)(yi)(yi)、密度繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)校驗(yan)儀(yi)(yi)(yi)(yi)(yi)、試(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)變壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)、電(dian)(dian)(dian)(dian)(dian)(dian)纜故障測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、變壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)變比組(zu)別測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、微機繼(ji)電(dian)(dian)(dian)(dian)(dian)(dian)保護測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)開(kai)關(guan)(guan)機械特(te)性測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、絕(jue)緣油(you)(you)介(jie)電(dian)(dian)(dian)(dian)(dian)(dian)強度測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)（大屏幕絕(jue)緣油(you)(you)耐(nai)壓(ya)(ya)(ya)(ya)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)）、變頻抗干擾介(jie)質損耗測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、全自動電(dian)(dian)(dian)(dian)(dian)(dian)容(rong)電(dian)(dian)(dian)(dian)(dian)(dian)感測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、回路電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)（接(jie)(jie)觸電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)）、大電(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)流發(fa)生器(qi)(qi)(qi)(qi)（升流器(qi)(qi)(qi)(qi)）、接(jie)(jie)地電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、絕(jue)緣電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)（兆(zhao)歐表）、氧化鋅避雷器(qi)(qi)(qi)(qi)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、互(hu)感器(qi)(qi)(qi)(qi)特(te)性測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、絕(jue)緣靴手套耐(nai)壓(ya)(ya)(ya)(ya)實(shi)驗(yan)裝置、無(wu)線(xian)(xian)高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)核(he)相儀(yi)(yi)(yi)(yi)(yi)、電(dian)(dian)(dian)(dian)(dian)(dian)力安全工(gong)器(qi)(qi)(qi)(qi)具力學(xue)性能試(shi)(shi)(shi)(shi)(shi)(shi)(shi)驗(yan)機（電(dian)(dian)(dian)(dian)(dian)(dian)子測(ce)(ce)(ce)(ce)(ce)力機）、變壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)有(you)載分(fen)接(jie)(jie)開(kai)關(guan)(guan)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、變壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)容(rong)量(liang)特(te)性測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、變壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)繞組(zu)變形測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、變壓(ya)(ya)(ya)(ya)器(qi)(qi)(qi)(qi)特(te)性綜合測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、雷電(dian)(dian)(dian)(dian)(dian)(dian)計數器(qi)(qi)(qi)(qi)校驗(yan)儀(yi)(yi)(yi)(yi)(yi)、真空(kong)度測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、真空(kong)濾油(you)(you)機/超低頻高(gao)(gao)(gao)壓(ya)(ya)(ya)(ya)發(fa)生器(qi)(qi)(qi)(qi)、太陽能光伏接(jie)(jie)線(xian)(xian)盒測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)(yi)、電(dian)(dian)(dian)(dian)(dian)(dian)熱電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)、絕(jue)緣制品(pin)、滑線(xian)(xian)導軌橋架(jia)、橡(xiang)(xiang)膠(jiao)套管、橡(xiang)(xiang)膠(jiao)板、防塵布袋等(deng)。