晟皋牌(pai)SGDW大(da)型地(di)(di)網(wang)接(jie)地(di)(di)電(dian)(dian)(dian)(dian)(dian)阻測(ce)試(shi)儀(帶選頻表)是主(zhu)要(yao)用于**測(ce)量大(da)型接(jie)地(di)(di)網(wang)接(jie)地(di)(di)阻抗、接(jie)地(di)(di)電(dian)(dian)(dian)(dian)(dian)阻、接(jie)地(di)(di)電(dian)(dian)(dian)(dian)(dian)抗、場區地(di)(di)表電(dian)(dian)(dian)(dian)(dian)位(wei)(wei)梯度(du)、接(jie)觸電(dian)(dian)(dian)(dian)(dian)位(wei)(wei)差、接(jie)觸電(dian)(dian)(dian)(dian)(dian)壓(ya)、跨(kua)步電(dian)(dian)(dian)(dian)(dian)位(wei)(wei)差、跨(kua)步電(dian)(dian)(dian)(dian)(dian)壓(ya)、轉移電(dian)(dian)(dian)(dian)(dian)位(wei)(wei)、接(jie)地(di)(di)引下(xia)線導通電(dian)(dian)(dian)(dian)(dian)阻、土(tu)壤電(dian)(dian)(dian)(dian)(dian)阻率等接(jie)地(di)(di)特性參數(shu)的軟(ruan)硬件系(xi)統(tong)。采(cai)用逐點變頻,抗干擾極強(qiang)(qiang),能(neng)在強(qiang)(qiang)干擾環境下(xia)準(zhun)確測(ce)得工頻50Hz下(xia)的數(shu)據(ju)。系(xi)統(tong)輸出(chu)功率大(da)(2-20KW),電(dian)(dian)(dian)(dian)(dian)壓(ya)高(0-1000V),輸出(chu)電(dian)(dian)(dian)(dian)(dian)流大(da)(0-50A),不會引起測(ce)試(shi)時接(jie)地(di)(di)裝置的電(dian)(dian)(dian)(dian)(dian)位(wei)(wei)過(guo)高,同時它還具有極強(qiang)(qiang)的抗干擾能(neng)力,故可以在不停電(dian)(dian)(dian)(dian)(dian)的情(qing)況下(xia)進行測(ce)量。
SGDW大型地網接(jie)地電阻測試儀(帶(dai)選頻表)技術參數:
SGDW大(da)型地網接地電阻測試(shi)儀(帶選(xuan)頻表(biao))性能特(te)點:
1. 首先檢查用于試驗的(de)(de)電(dian)流線(xian)、電(dian)壓(ya)線(xian)和地網線(xian)是否有斷路(lu)現(xian)象(可以用萬(wan)用表測量),地樁(zhuang)上的(de)(de)鐵銹是否**干凈,其埋進深度是否合適(shi)(>0.5米),同時檢查測試線(xian)與地樁(zhuang)的(de)(de)連接(jie)(jie)是否導通,如未(wei)導通,請處理后重新連接(jie)(jie)。
2. 電(dian)(dian)流(liu)測(ce)試(shi)線與電(dian)(dian)壓測(ce)試(shi)線的(de)長度比為1:0.618,電(dian)(dian)流(liu)測(ce)試(shi)線的(de)長度應是(shi)地網對角線的(de)3—5倍。
3. 電(dian)流測試線(xian)和電(dian)壓測試線(xian)按規(gui)定的長度將(jiang)一端與(yu)儀(yi)器相接后平行放出(chu)。另一端分別接在(zai)兩(liang)支地(di)樁上(如圖(tu)2所示)。
4. 將已放好(hao)的測試(shi)(shi)線檢查(cha)一遍,將萬用表(biao)一端接電(dian)流線或電(dian)壓線,另一端接地網線如無阻值顯示即為斷路(lu),確認完好(hao)再進(jin)行測試(shi)(shi)。
5. 檢查連(lian)線無誤后,給儀器接上AC220V/50HZ電源,對儀器進行通電。
6. 按測(ce)量鍵(jian),開始測(ce)量。
7. 儀(yi)器(qi)顯示測(ce)試結束后,記錄測(ce)試數據。
8. 關掉儀器電源后,拆除(chu)連(lian)線,測(ce)試(shi)過程結(jie)束。
上(shang)海晟皋電氣(qi)科技有限(xian)公(gong)司,您(nin)身邊的高壓測試專家!生產(chan)各(ge)種(zhong)接(jie)地(di)電(dian)阻測試儀(yi),主要為(wei)電(dian)(dian)力(li)系統的(de)發電(dian)(dian)、供(gong)電(dian)(dian)、用電(dian)(dian)部門,科研機(ji)構與(yu)電(dian)(dian)力(li)設備相關的(de)生產企(qi)業,提供(gong)先進的(de)高壓試驗設備和檢測儀器(qi)儀表(biao),SGDW大型地網接地電(dian)(dian)阻(zu)測試儀(帶選頻表(biao))廠家直銷(xiao),價格公道,質量(liang)有保障,歡迎來電(dian)(dian)咨(zi)詢!我公司(si)將竭(jie)誠為(wei)您提供(gong)更放心、更的(de)產品咨(zi)詢與(yu)技術服務,及(ji)時提供(gong)工程預約及(ji)產品使(shi)用疑難解答。
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