HDQ-30高(gao)(gao)壓電(dian)橋(qiao)電(dian)纜故(gu)障測試儀(yi) 基于MURRAY電(dian)橋(qiao)原(yuan)理而設(she)計,內置(zhi)高(gao)(gao)頻高(gao)(gao)壓電(dian)源電(dian)壓達到30kv,適用(yong)于敷設(she)后各種(zhong)電(dian)線電(dian)纜的(de)擊穿(chuan)點(低阻、高(gao)(gao)阻及閃絡(luo)型擊穿(chuan))及沒有擊穿(chuan)但絕緣(yuan)電(dian)阻偏低點的(de)定位:如用(yong)兆歐表發現(xian)電(dian)纜阻值較低,但運(yun)行電(dian)壓下(xia)不擊穿(chuan)的(de)絕緣(yuan)缺陷點。
QF1B電(dian)(dian)纜(lan)探傷儀(yi) 適用(yong)于測量(liang)(liang)電(dian)(dian)纜(lan)芯線(xian)接地(di)故障和相間短(duan)路;測量(liang)(liang)電(dian)(dian)纜(lan)斷線(xian)故障;測量(liang)(liang)電(dian)(dian)纜(lan)芯線(xian)電(dian)(dian)阻、線(xian)間電(dian)(dian)容、對地(di)電(dian)(dian)容。本(ben)儀(yi)器采用(yong)電(dian)(dian)橋法(fa)原理(li)、攜帶方便。
電(dian)線電(dian)纜外(wai)套(tao)耐(nai)刮(gua)磨試(shi)驗機DX8412 是檢驗電(dian)線電(dian)纜外(wai)塑料外(wai)套(tao),經刮(gua)磨后,不(bu)能出現擊(ji)穿(chuan)及(ji)外(wai)套(tao)內(nei)外(wai)表面無明(ming)顯裂縫或開裂的專業試(shi)驗設備。
電線電纜耐(nai)火(huo)特性試驗機(ji)DX8381 采用兩只帶型噴(pen)燈時,試樣呈水平(ping)狀(zhuang)態用0.5~1.0mm金屬絲(si)扎(zha)緊固(gu)定在水平(ping)的梯子上,梯子用25×25mm的角鐵焊成(cheng),梯子應良好接地;
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