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  1. 11

    2021-8

    變頻(pin)(pin)(pin)串聯(lian)諧振裝置(zhi)采(cai)用了(le)的(de)SPWM數(shu)字式(shi)波形發生芯片,頻(pin)(pin)(pin)率(lv)分(fen)辨(bian)率(lv)16位,在(zai)20~300Hz時頻(pin)(pin)(pin)率(lv)細度可達0.1Hz;電纜便(bian)攜式(shi)變頻(pin)(pin)(pin)諧振升壓裝置(zhi)采(cai)用了(le)正(zheng)交(jiao)非同步(bu)固(gu)定式(shi)載波調制方式(shi),確保在(zai)整(zheng)個頻(pin)(pin)(pin)率(lv)區間內輸(shu)出(chu)波形良好(hao);功率(lv)部(bu)分(fen)采(cai)用了(le)*的(de)IPM模塊,...

  2. 27

    2021-7

    斷路器(qi)特性測試儀以單片機為核心進行采樣(yang),處(chu)理和(he)輸出,其主要特點是采用漢(han)字提示以人機對話的方式操作,漢(han)字顯示結果并打印輸出,具有智(zhi)能化、功能多、數據準確、抗干擾性強、操作簡單、體積小、重量輕、外(wai)觀美(mei)等(deng)優(you)點,適用于種(zhong)戶(hu)內、戶(hu)外(wai)少油(you)(you)、多油(you)(you)開關、真(zhen)...

  3. 14

    2021-7

    絕(jue)緣(yuan)電(dian)阻(zu)測(ce)試儀(yi)是利用特殊的測(ce)試儀(yi)器(qi)(qi)來(lai)完(wan)成的。常用的測(ce)試儀(yi)器(qi)(qi)就是兆(zhao)歐表,但是其(qi)它類(lei)型的儀(yi)器(qi)(qi)亦可用來(lai)檢査不(bu)同絕(jue)緣(yuan)類(lei)型的完(wan)整性。絕(jue)緣(yuan)電(dian)阻(zu)測(ce)試儀(yi)廣泛(fan)用于測(ce)量發電(dian)機(ji)、馬達、電(dian)源變(bian)壓器(qi)(qi)、配線、電(dian)器(qi)(qi)和其(qi)它電(dian)氣裝置(如控(kong)制(zhi)、信號(hao)、通信和電(dian)源的電(dian)纜)的絕(jue)緣(yuan)電(dian)...

  4. 25

    2021-6

    變(bian)壓器(qi)變(bian)比(bi)測試儀是以單(dan)片機為核(he)心進行測量(liang)計算和(he)自(zi)動控制,全中(zhong)文菜單(dan)操作界面(mian),具有顯示直觀、穩(wen)定性(xing)好、精度高、測量(liang)范(fan)圍寬且現場不需三相電源等優點的(de)新一代智(zhi)能化變(bian)比(bi)組別測試儀器(qi)。用(yong)變(bian)比(bi)電橋測量(liang)變(bian)壓器(qi)的(de)變(bian)比(bi),操作過程繁(fan)瑣,且測量(liang)范(fan)圍狹窄,已經不適...

  5. 16

    2021-6

    直(zhi)流高壓(ya)(ya)(ya)發生器采用了(le)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)大反饋(kui),使(shi)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)穩(wen)定度大幅度提高,實(shi)現了(le)高品質、便(bian)攜式,并能(neng)承(cheng)受(shou)額定電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)放電(dian)(dian)(dian)(dian)而不(bu)損壞。具有輸出功(gong)率大、體積小等特點(dian)而被廣泛應(ying)用在在電(dian)(dian)(dian)(dian)力(li)試(shi)驗(yan)中——用于(yu)電(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)纜檢測試(shi)驗(yan)和(he)避雷器等泄(xie)漏電(dian)(dian)(dian)(dian)流試(shi)驗(yan)。電(dian)(dian)(dian)(dian)纜兩端的其(qi)他兩相導體、金屬屏...

  6. 25

    2021-5

    變(bian)頻(pin)串聯(lian)(lian)諧(xie)振(zhen)耐壓(ya)試驗裝置(zhi)由(you)變(bian)頻(pin)電源、勵(li)磁變(bian)壓(ya)器(qi)、高(gao)壓(ya)電抗器(qi)和電容(rong)分壓(ya)器(qi)組(zu)成。被試品(pin)的電容(rong)與電抗器(qi)構成串聯(lian)(lian)諧(xie)振(zhen)連(lian)接方式;分壓(ya)器(qi)并(bing)聯(lian)(lian)在被試品(pin)上,用于測量(liang)被試品(pin)上的諧(xie)振(zhen)電壓(ya),并(bing)作過壓(ya)保護信(xin)號;調頻(pin)功率輸出經(jing)激勵(li)變(bian)壓(ya)器(qi)耦(ou)合給串聯(lian)(lian)諧(xie)振(zhen)回路,提供串聯(lian)(lian)諧(xie)...

  7. 18

    2021-5

    斷(duan)路(lu)(lu)器特(te)性(xing)測(ce)試儀可用于各種(zhong)電(dian)壓(ya)(ya)等(deng)級的(de)(de)真空、六氟化硫、少油、多油等(deng)電(dian)力系統高壓(ya)(ya)開(kai)關(guan)的(de)(de)機械特(te)性(xing)參數測(ce)試與(yu)測(ce)量。測(ce)量數據穩定(ding),接(jie)(jie)線方(fang)(fang)便,操作簡單,是(shi)高壓(ya)(ya)開(kai)關(guan)檢修(xiu)試驗(yan)較方(fang)(fang)便的(de)(de)工具。斷(duan)路(lu)(lu)器特(te)性(xing)測(ce)試儀的(de)(de)術語定(ding)義:1.合(he).分時間(jian):從接(jie)(jie)到合(he)(分)閘(zha)指令瞬間(jian)...

  8. 26

    2021-4

    感應耐壓(ya)測試(shi)(shi)儀的繞(rao)組(zu)的層間、匝(za)間、段及(ji)相間絕緣的縱絕緣感應試(shi)(shi)驗,是(shi)考驗繞(rao)組(zu)是(shi)否(fou)符合要求(qiu)的一(yi)(yi)個(ge)重要項目。為(wei)(wei)了(le)提(ti)高(gao)(gao)繞(rao)組(zu)試(shi)(shi)驗電(dian)壓(ya),使(shi)變壓(ya)器(qi)或互感器(qi)的鐵(tie)芯又(you)不致(zhi)于過(guo)飽和導致(zhi)勵磁電(dian)流過(guo)大,因此要使(shi)試(shi)(shi)驗頻率提(ti)高(gao)(gao),一(yi)(yi)般(ban)為(wei)(wei)100Hz—400Hz.100Hz...

  9. 19

    2021-4

    變頻串(chuan)聯(lian)諧(xie)振(zhen)耐(nai)壓(ya)(ya)試(shi)驗裝置由變頻電(dian)源、激磁變壓(ya)(ya)器(qi)(qi)、電(dian)抗(kang)器(qi)(qi)和電(dian)容(rong)(rong)分壓(ya)(ya)器(qi)(qi)組(zu)成。被試(shi)品的(de)電(dian)容(rong)(rong)與電(dian)抗(kang)器(qi)(qi)構成串(chuan)聯(lian)諧(xie)振(zhen)連接方式;分壓(ya)(ya)器(qi)(qi)并聯(lian)在被試(shi)品上,用于測量被試(shi)品上的(de)諧(xie)振(zhen)電(dian)壓(ya)(ya),并作過壓(ya)(ya)保(bao)護信號;調頻功率輸(shu)出經激勵變壓(ya)(ya)器(qi)(qi)耦(ou)合給串(chuan)聯(lian)諧(xie)振(zhen)回路,提供串(chuan)聯(lian)諧(xie)振(zhen)的(de)...

  10. 27

    2021-3

    變(bian)壓器(qi)變(bian)比測(ce)試(shi)(shi)儀(yi)是以單片機為核心進行測(ce)量計算和自動控制,全中(zhong)文(wen)菜單操作(zuo)界面,具有顯示直觀、穩(wen)定性好、精度(du)高、測(ce)量范(fan)圍(wei)寬(kuan)且現場不(bu)需三相電(dian)源等優點的新一代智能化變(bian)比組別測(ce)試(shi)(shi)儀(yi)器(qi)。用變(bian)比電(dian)橋測(ce)量變(bian)壓器(qi)的變(bian)比,操作(zuo)過(guo)程繁(fan)瑣,且測(ce)量范(fan)圍(wei)狹窄,已經不(bu)適...

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