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武漢國電銘科電氣有限公司

檢測認證人脈交流通訊錄

3A直流電阻快速測試儀

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    • TKZZ-3A?直流電阻測試儀 變壓器繞組的直流電阻測試是變壓器在交接、大修和改變分接開關后,必不可少的試驗項目。通過測量變壓器繞組的直流電阻,可以檢查出引線的焊接或連接質量,繞組有無匝間短路或開路,以及分接開關的接觸是否良好等情況。在以前對直阻的測量均采用QJ44雙臂電橋來測量,而這類電橋的測量電流為毫安級,測量起來時間需要很長,而且精度也較低。為了改變這種狀況,縮短測量時間以及減輕測試人員的工作負擔,本公司開發了TKZZ-3A直流電阻快速測試儀。該產品是取代直流單、雙臂電橋的高精度換代產品。儀器采用了先進的開關電源技術,其測量速度比電橋快一百多倍,顯示部分由四位半LCD液晶顯示測量結果,三位半LCD液晶顯示環境溫度或測試電流值,克服了其它同類產品由LED顯示值在陽光下不便讀數的缺點,同時具備了自動消弧功能。該直流電阻快速測試儀具有測速快、精度高、顯示直觀、抗干擾能力強、體積小、耗電省、測試數據穩定可靠、不受人為因素影響等優點。儀器內裝可充電電池組(12V),交直流兩用,便于現場及野外測試。本產品符合DLT 845.3-2004《電阻測量裝置通用技術條件第3部分直流電阻測試儀》的要求。 ?1 變頻串聯諧振裝置:http://www.whgdmk.com/aspcms/product/2014-4-29/50.html 2 絕緣油介質損耗測試儀:http://www.whgdmk.com/aspcms/product/2014-4-30/65.html 3 2A直流電阻快速測試儀:http://www.whgdmk.com/aspcms/product/2014-4-30/53.html 4 SF6密度繼電器校驗儀:http://www.whgdmk.com/aspcms/product/2014-4-30/68.html 5 50A變壓器直流電阻快速測試儀:http://www.whgdmk.com/aspcms/product/2014-4-30/59.html 6 變壓器繞組變形測試儀:http://www.whgdmk.com/aspcms/product/2014-4-28/48.html 7 SF6氣體檢漏儀:http://www.whgdmk.com/aspcms/product/2014-4-30/69.html 8 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二次壓降全自動測試儀:http://www.whgdmk.com/aspcms/product/2014-4-30/122.html 78 智能互感器校驗儀:http://www.whgdmk.com/aspcms/product/2014-4-30/118.html 79 三相電能表檢定裝置:http://www.whgdmk.com/aspcms/product/2014-5-9/191.html 80 便攜式電量記錄分析儀:http://www.whgdmk.com/aspcms/product/2014-4-30/156.html 81 單相精密測試電源:http://www.whgdmk.com/aspcms/product/2014-5-16/214.html 82 便攜式單相電能表檢定裝置:http://www.whgdmk.com/aspcms/product/2014-5-9/193.html 83 電流電壓互感器負荷箱:http://www.whgdmk.com/aspcms/product/2014-4-30/126.html 84 二次負荷在線測試儀:http://www.whgdmk.com/aspcms/product/2014-4-30/121.html 85 熱繼電器校驗儀:http://www.whgdmk.com/aspcms/product/2014-4-30/157.html 86 SL系列升流器:http://www.whgdmk.com/aspcms/product/2014-4-30/127.html 87 電壓互感器現場測試儀:http://www.whgdmk.com/aspcms/product/2014-4-30/120.html 88 互感器檢定裝置:http://www.whgdmk.com/aspcms/product/2014-4-30/117.html 89 線纜對線器:http://www.whgdmk.com/aspcms/product/2014-5-9/190.html 90 三相程控精密測試電源:http://www.whgdmk.com/aspcms/product/2014-4-30/131.html 91 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