GSY交流驗電器
技(ji)術參數(shu)
(1)6KV高壓(ya)驗電器 有(you)效絕緣長度:840mm 手柄(bing)長度:120mm 節(jie)數(shu):5 護環直徑:55mm 接觸電極長度:40mm
(2)10KV高(gao)壓驗電器(qi) 有效(xiao)絕(jue)緣長度:840mm 手柄長度:120mm 節數:5 護(hu)環直(zhi)徑:55mm 接觸電極長度:40mm
(3)35KV高壓驗電器 有效絕緣長(chang)度:1870mm 手(shou)柄長度:120mm 節數:5 護環直(zhi)徑:57mm 接觸電極長(chang)度:50mm
(4)110KV高壓(ya)驗電(dian)器 適用電(dian)壓(ya)等級:110KV 回態長度(du)60cm 伸態長(chang)度(du)200cm
(5)220KV高壓(ya)驗電(dian)(dian)器 適用電(dian)(dian)壓(ya)等級:220KV 回(hui)態(tai)長度80cm 伸態長度300cm
(6)500KV高壓驗電器 適(shi)用電壓等(deng)級:500KV 回態長度160cm 伸(shen)態長度720cm
使用方(fang)法(fa)及(ji)注意事項
使用(yong)(yong)驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)器(qi)(qi)時(shi)必須注(zhu)意其(qi)額定(ding)電(dian)(dian)(dian)壓和被檢(jian)(jian)(jian)驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)氣設(she)(she)(she)備(bei)的(de)(de)(de)電(dian)(dian)(dian)壓等級相適應(ying),否則(ze)可能會危及(ji)驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)操作人(ren)(ren)員的(de)(de)(de)人(ren)(ren)身(shen)安全或造(zao)成誤判斷(duan)。驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)時(shi)操作人(ren)(ren)員應(ying)戴絕緣手套(tao),手握在(zai)罩(zhao)護環以下的(de)(de)(de)握手部(bu)位,先在(zai)有(you)電(dian)(dian)(dian)設(she)(she)(she)備(bei)上進(jin)行檢(jian)(jian)(jian)驗(yan)(yan)(yan)(yan),檢(jian)(jian)(jian)驗(yan)(yan)(yan)(yan)時(shi)應(ying)漸漸將驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)器(qi)(qi)移近(jin)帶(dai)電(dian)(dian)(dian)設(she)(she)(she)備(bei)至發(fa)光或發(fa)聲(sheng)時(shi)止,以確認(ren)驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)器(qi)(qi)性能完(wan)(wan)好(hao),有(you)自檢(jian)(jian)(jian)系(xi)統的(de)(de)(de)驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)器(qi)(qi)應(ying)先撳動(dong)自檢(jian)(jian)(jian)鈕確認(ren)驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)器(qi)(qi)完(wan)(wan)好(hao),然(ran)后再在(zai)需(xu)要(yao)進(jin)行驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)的(de)(de)(de)設(she)(she)(she)備(bei)上檢(jian)(jian)(jian)測,檢(jian)(jian)(jian)測時(shi)也應(ying)漸漸將驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)器(qi)(qi)移近(jin)待(dai)測設(she)(she)(she)備(bei),直(zhi)至觸及(ji)設(she)(she)(she)備(bei)導電(dian)(dian)(dian)部(bu)位,此過程若一直(zhi)無聲(sheng)、光指示,則(ze)可判定(ding)該設(she)(she)(she)備(bei)不帶(dai)電(dian)(dian)(dian),反(fan)之,如在(zai)移近(jin)過程中突然(ran)發(fa)光或發(fa)聲(sheng),即認(ren)為該設(she)(she)(she)備(bei)帶(dai)電(dian)(dian)(dian),即可停止移近(jin),結束驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)。 另外(wai),風(feng)車(che)型(xing)驗(yan)(yan)(yan)(yan)電(dian)(dian)(dian)器(qi)(qi)只適用(yong)(yong)于戶內或戶外(wai)良好(hao)天氣下使用(yong)(yong),凡雨、雪(xue)等環境條(tiao)件下,禁止使用(yong)(yong)。
(1)用高壓驗電器進行測試時,必(bi)須(xu)戴上符合要求的絕(jue)緣手套;不可一個人單(dan)獨測試,身旁必須(xu)有人監(jian)護;測試時,要防止發(fa)生相間或(huo)對地(di)短路事(shi)故;人體(ti)與帶電體(ti)應保持(chi)足(zu)夠(gou)的(de)安(an)全距離,10kV高壓的(de)安全(quan)距離為(wei)0. 7 m以上.室外(wai)使用時(shi),天氣必須良好,雨、雪、霧及濕度較大的(de)(de)天氣中不宜使用普通絕(jue)緣(yuan)桿(gan)的(de)(de)類(lei)型(xing),以防發生危險。
(2)使(shi)用前,要按所測設(she)備(線路)的(de)電(dian)壓(ya)等級(ji)將絕(jue)緣棒(bang)拉伸至(zhi)規定長度(du),選用合適型號的(de)指示器(qi)和絕(jue)緣棒(bang),并對指示器(qi)進行檢查,投人使用的(de)高(gao)壓(ya)驗電(dian)器(qi)必(bi)須是經電(dian)氣試(shi)驗合格的(de)。
(3)對(dui)回轉式高壓驗(yan)電器(qi),使用前應把檢(jian)驗(yan)過的指示器(qi)旋接在絕(jue)緣(yuan)棒上固定,并(bing)用綢布將其表面擦拭干凈,然后(hou)轉動至所需角(jiao)度,以便(bian)使用時觀察方便(bian)。
(4)對電(dian)容式高壓驗(yan)電(dian)器,絕(jue)緣(yuan)棒上標有紅線,紅線以(yi)上部(bu)分(fen)表示內(nei)有電(dian)容元(yuan)件,且屬(shu)帶電(dian)部(bu)分(fen),該(gai)部(bu)分(fen)要按《電(dian)業(ye)安全工作規程》的要求(qiu)與臨近(jin)導體或(huo)接地體保(bao)持必(bi)要的安全距離。
(5)使(shi)用時,應特別(bie)注意(yi)手握(wo)部位不(bu)得超過護環
(6)用回(hui)轉式高壓驗電器(qi)時(shi),指示器(qi)的金(jin)屬(shu)觸頭(tou)應逐漸靠(kao)近被測設(she)備(或導(dao)線),一旦指(zhi)示器葉片(pian)開始正(zheng)常回(hui)轉,則說明(ming)該(gai)設(she)備有(you)電(dian),應(ying)隨即(ji)離開被(bei)測(ce)設(she)備。葉片(pian)不能長期回(hui)轉,以保(bao)證驗電(dian)器的使用壽(shou)命。當電(dian)纜或電(dian)容上存在殘(can)余電(dian)荷電(dian)壓時,指(zhi)示器葉片(pian)會短(duan)時緩慢轉幾圈(quan),而后自(zi)行停(ting)轉,因此(ci)它可以準確鑒別設(she)備是否停(ting)電(dian)。
(7)對線(xian)路的(de)驗(yan)電(dian)(dian)應逐相進(jin)(jin)行,對聯絡用的(de)斷路器或隔離開(kai)關或其他檢修(xiu)設備驗(yan)電(dian)(dian)時,應在其進(jin)(jin)出線(xian)兩(liang)側各相分別驗(yan)電(dian)(dian)。對同桿塔架(jia)設的(de)多層電(dian)(dian)力(li)線(xian)路進(jin)(jin)行驗(yan)電(dian)(dian)時,先(xian)驗(yan)低壓、后驗(yan)高(gao)壓,先(xian)驗(yan)下層、后驗(yan)上層。
(8)在電(dian)容器組上(shang)驗電(dian)應(ying)待(dai)其放(fang)電(dian)完畢后再進行。
(9)每(mei)次使用完畢,在收縮絕(jue)緣棒及取下回轉指(zhi)示器放人包裝(zhuang)袋之(zhi)前(qian),應將表面塵(chen)埃擦拭干(gan)凈,并存(cun)放在干(gan)燥(zao)通風的地方,以免(mian)受(shou)潮。回轉指(zhi)示器應妥善保管,不得強烈振動或(huo)沖擊,也不準(zhun)擅自調(diao)整拆(chai)裝(zhuang)。
(10)為保證使用安全,驗(yan)電器應每半年進行一次(ci)預防性電氣試(shi)驗(yan)。
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