產品(pin)簡介(jie)

接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)電(dian)(dian)(dian)(dian)阻(zu)測(ce)試(shi)(shi)儀(yi)是檢驗測(ce)量(liang)接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)電(dian)(dian)(dian)(dian)阻(zu)的(de)常用(yong)儀(yi)表(biao)，也(ye)是電(dian)(dian)(dian)(dian)氣安全檢查(cha)與接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)工(gong)程竣工(gong)驗收上(shang)不了(le)的(de)工(gong)具。對于大型(xing)地(di)(di)(di)(di)(di)網，“接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)電(dian)(dian)(dian)(dian)阻(zu)"呈(cheng)現出(chu)較明顯的(de)“復數(shu)阻(zu)抗(kang)(kang)(kang)"性(xing)(xing)質，即(ji)包含電(dian)(dian)(dian)(dian)阻(zu)分(fen)量(liang)、電(dian)(dian)(dian)(dian)抗(kang)(kang)(kang)分(fen)量(liang)，所以應當采用(yong)“接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)阻(zu)抗(kang)(kang)(kang)"的(de)概(gai)念取代(dai)“接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)電(dian)(dian)(dian)(dian)阻(zu)"。在電(dian)(dian)(dian)(dian)壓等級較高的(de)電(dian)(dian)(dian)(dian)力系統中，單相接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)故障電(dian)(dian)(dian)(dian)流顯著增(zeng)大。新版DL/T475－2006《接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)裝置(zhi)特性(xing)(xing)參(can)數(shu)測(ce)量(liang)導則》規定了(le)要測(ce)量(liang)“場區地(di)(di)(di)(di)(di)表(biao)電(dian)(dian)(dian)(dian)位梯度(du)"，“接(jie)(jie)(jie)(jie)觸電(dian)(dian)(dian)(dian)壓"，“跨(kua)步(bu)電(dian)(dian)(dian)(dian)壓"等項目(mu)。GH8100(3A)GH8150（50A）大型(xing)地(di)(di)(di)(di)(di)網接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)電(dian)(dian)(dian)(dian)阻(zu)測(ce)試(shi)(shi)儀(yi)是測(ce)量(liang)接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)裝置(zhi)特性(xing)(xing)參(can)數(shu)的(de)專用(yong)儀(yi)器。儀(yi)器采用(yong)變(bian)(bian)頻抗(kang)(kang)(kang)干擾(rao)技術，能在變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)強干擾(rao)環境(jing)下準確測(ce)量(liang)。測(ce)量(liang)結(jie)果由(you)大屏幕液晶顯示，自帶微型(xing)打印(yin)機可打印(yin)輸出(chu)。適(shi)用(yong)于發電(dian)(dian)(dian)(dian)廠、變(bian)(bian)電(dian)(dian)(dian)(dian)站(zhan)、配電(dian)(dian)(dian)(dian)站(zhan)、建筑(zhu)物等在建或運行接(jie)(jie)(jie)(jie)地(di)(di)(di)(di)(di)系統的(de)測(ce)試(shi)(shi)。

技(ji)術突(tu)破

1）內外電(dian)源(yuan)同時(shi)兼備（內電(dian)源(yuan)1A—5A變(bian)頻(pin)小(xiao)電(dian)流技術(shu)加0A—50A工(gong)頻(pin)大(da)電(dian)流技術(shu)）

2）GPS夾角定位

3）向量分流測量技術

4）所有地網測試項(xiang)目(mu)功能全面，共計9項(xiang)

技術(shu)參(can)數

阻抗(kang)測量范圍：1mΩ~1000Ω

分辨率：0.001Ω

測(ce)量誤差：±（讀數×2％+0.005Ω）

抗(kang)工頻(pin)50Hz 電壓(ya)干擾能(neng)力(li)：10V

測試(shi)電流波形：正弦波

測試電流頻率：45Hz、55Hz 雙頻(pin)

最(zui)大(da)輸出電流：內(nei)電(dian)(dian)源電(dian)(dian)流 1~5A  外電(dian)(dian)源電(dian)(dian)流 0~50A

最大輸出電壓：內電源電壓 0~400v  外電源電壓 0~800v

測量線要求： 電流線銅芯截面積≥1.5mm2

電壓線銅芯截面(mian)積：≥1.0mm2

供(gong)電(dian)電(dian)源：AC220V±10％，50Hz

外形尺寸：440×350×210

儀器重量(liang)：10kg