降(jiang)低(di)電(dian)力(li)線(xian)路(lu)杆(gan)塔(ta)接(jie)地(di)電(dian)阻(zu)可(ke)以(yi)提(ti)高(gao)線(xian)路(lu)的(de)耐(nai)雷(lei)水(shui)平(ping)，減(jian)少(shao)雷(lei)害(hai)事(shi)故(gu)，在(zai)杆(gan)塔(ta)附(fu)近(jin)降(jiang)低(di)接(jie)觸(chu)電(dian)壓(ya)和(he)跨(kua)步(bu)電(dian)壓(ya)，防(fang)止(zhi)人(ren)畜(chu)觸(chu)電(dian)事(shi)故(gu)。因(yin)此(ci)杆(gan)塔(ta)的(de)接(jie)地(di)電(dian)阻(zu)是(shi)一(yi)個(ge)重(zhong)要(yao)數(shu)據(ju)。設(she)計(ji)、施工、yunxingdegegehuanjiedoubixushifenzhongshi

，yaozhunquecechutadezhenshishuzhi，bingshiqidiyuguidingzhi。yiwangshishiyongjiediyaobiaolaiceliangjiedidianzude，danyouyuxuyaocongjiediwangxiangwaiyin100miyishangdeceliangxianhelianggenfuzhudijixianglian
，gongzuoliangda，erqiewangwangshoudaodixinghehuanjingdexianzhi
，fuzhudijideweizhiwufadadaoyaoqiu，yinerhennandedaozhengquedeceliangjieguo。yiqiyibiaoshijiewangtigong

weilenengzhengqueshiyongqianxingjiedidianzuceshiyiquceliangjiedidianzu，shouxian，bixulejieqiceliangyuanli。qianxingjiedidianzuceshiyishiyonglaiceliangrenheyouhuiluxitongzhijiedidianzu，gaiyiqibenshennengchanshengyigedianyuandianshi，zairenheyouhuiluxitongzhongjiunengchanshengdianliu，yinciqiceliangyuanlijianeryanzhishiquandianluoumudinglv，tacechudeshizhegehuiluxitongdehuanludianzuzhi。

用(yong)鉗(qian)型(xing)接(jie)地(di)電(dian)阻(zu)測(ce)試(shi)儀(yi)測(ce)量(liang)電(dian)力(li)線(xian)路(lu)杆(gan)塔(ta)接(jie)地(di)電(dian)阻(zu)方(fang)法(fa)簡(jian)單(dan)，測(ce)量(liang)結(jie)果(guo)可(ke)信(xin)度(du)高(gao)
，但(dan)隻(zhi)能(neng)用(yong)於(yu)有(you)架(jia)空(kong)地(di)線(xian)的(de)高(gao)壓(ya)線(xian)路(lu)上(shang)，測(ce)量(liang)時(shi)待(dai)測(ce)杆(gan)塔(ta)隻(zhi)允(yun)許(xu)存(cun)在(zai)一(yi)條(tiao)接(jie)地(di)引(yin)下(xia)線(xian)
，如(ru)各(ge)塔(ta)腳(jiao)的(de)地(di)網(wang)是(shi)不(bu)連(lian)通(tong)的(de)，應(ying)將(jiang)其(qi)餘(yu)各(ge)腳(jiao)的(de)接(jie)地(di)引(yin)下(xia)線(xian)拆(chai)開(kai)後(hou)用(yong)臨(lin)時(shi)線(xian)與(yu)測(ce)量(liang)腳(jiao)的(de)引(yin)下(xia)線(xian)連(lian)通(tong)(連通點在鉗表之下)。通過對測量結果的分析
，可以判斷出各塔腳的地網是否連通
，接地引下線是否存在接觸不良的隱患。