PDF3000直(zhi)流(liu)故障查找儀:廣泛存在(zai)于電力、電信、冶金、石(shi)化、紡織等各(ge)個領(ling)域中,并發(fa)揮著重(zhong)要作用。直(zhi)流(liu)系統接(jie)地(di)故障會(hui)對產生(sheng)(sheng)帶來巨大的(de)安全隱,如果(guo)發(fa)生(sheng)(sheng)單點直(zhi)流(liu)接(jie)地(di)故障必須(xu)在(zai)規定(ding)的(de)時間內解決(jue),如果(guo)不能(neng)的(de)解決(jue),系統產生(sheng)(sheng)多點接(jie)地(di),后果(guo)將不堪設想。
QBD-81直(zhi)流接地查(cha)找儀:采用正弦信號相位超(chao)前處理技(ji)(ji)術和數(shu)據轉(zhuan)移算法技(ji)(ji)術研(yan)制生產(chan)。本產(chan)品(pin)介于在線式(shi)和便攜(xie)式(shi)兩大類型之間,使(shi)用方法為便攜(xie)式(shi),性能(neng)為在線式(shi)。該儀器具(ju)有檢測靈敏度(du)高、抗干(gan)擾(rao)能(neng)力強、體積(ji)小、重(zhong)量(liang)輕、使(shi)用方便等特點。
XJJDG直流(liu)接(jie)地(di)故(gu)障(zhang)查(cha)找儀:直流(liu)系(xi)統接(jie)地(di)是(shi)一(yi)種(zhong)易(yi)發生(sheng)且對電(dian)力系(xi)統危(wei)害較大的故(gu)障(zhang)。直流(liu)系(xi)統正極接(jie)地(di),可(ke)(ke)能(neng)(neng)造(zao)成繼電(dian)保護(hu)(hu)誤(wu)動,因為跳(tiao)閘線圈(quan)接(jie)直流(liu)電(dian)源負極,系(xi)統再(zai)有一(yi)點(dian)接(jie)地(di)或絕(jue)緣(yuan)(yuan)不良,可(ke)(ke)能(neng)(neng)引起(qi)保護(hu)(hu)誤(wu)動;直流(liu)系(xi)統負極接(jie)地(di),系(xi)統再(zai)有一(yi)點(dian)接(jie)地(di)或絕(jue)緣(yuan)(yuan)不良,可(ke)(ke)將跳(tiao)閘回(hui)路或合(he)閘回(hui)路短(duan)路,造(zao)成保護(hu)(hu)拒(ju)動,此時(shi)系(xi)統發生(sheng)故(gu)障(zhang),保護(hu)(hu)的拒(ju)動必然導(dao)致系(xi)統事(shi)故(gu)擴(kuo)大,同時(shi)還可(ke)(ke)能(neng)(neng)燒壞繼電(dian)器的觸點(dian)或燒保險。
XJJDG直(zhi)(zhi)流接地(di)故(gu)(gu)(gu)障(zhang)查(cha)找系(xi)(xi)(xi)(xi)(xi)統(tong):直(zhi)(zhi)流系(xi)(xi)(xi)(xi)(xi)統(tong)接地(di)是一(yi)種易發生(sheng)且對電力系(xi)(xi)(xi)(xi)(xi)統(tong)危害較(jiao)大的(de)故(gu)(gu)(gu)障(zhang)。直(zhi)(zhi)流系(xi)(xi)(xi)(xi)(xi)統(tong)正極接地(di),可能造(zao)成繼(ji)電保(bao)護誤(wu)動(dong)(dong),因為跳閘線(xian)圈接直(zhi)(zhi)流電源負(fu)極,系(xi)(xi)(xi)(xi)(xi)統(tong)再有(you)一(yi)點(dian)接地(di)或(huo)絕緣不(bu)良,可能引起保(bao)護誤(wu)動(dong)(dong);直(zhi)(zhi)流系(xi)(xi)(xi)(xi)(xi)統(tong)負(fu)極接地(di),系(xi)(xi)(xi)(xi)(xi)統(tong)再有(you)一(yi)點(dian)接地(di)或(huo)絕緣不(bu)良,可將跳閘回路(lu)或(huo)合(he)閘回路(lu)短路(lu),造(zao)成保(bao)護拒(ju)(ju)動(dong)(dong),此時(shi)系(xi)(xi)(xi)(xi)(xi)統(tong)發生(sheng)故(gu)(gu)(gu)障(zhang),保(bao)護的(de)拒(ju)(ju)動(dong)(dong)必然(ran)導致系(xi)(xi)(xi)(xi)(xi)統(tong)事故(gu)(gu)(gu)擴大,同(tong)時(shi)還可能燒(shao)壞繼(ji)電器(qi)的(de)觸點(dian)或(huo)燒(shao)保(bao)險(xian)。
XMJ-B便攜(xie)式(shi)接(jie)地(di)故(gu)(gu)障(zhang)查找儀:本產品(pin)介于在線式(shi)和便攜(xie)式(shi)兩大類型之間,使(shi)用(yong)方(fang)法為便攜(xie)式(shi),性能(neng)為在線式(shi)。該儀器(qi)(qi)具有檢測(ce)靈敏度高(gao)、抗干擾(rao)能(neng)力強、體積小、重量(liang)輕、使(shi)用(yong)方(fang)便等(deng)特點(dian)。查找直(zhi)流系(xi)統(tong)接(jie)地(di)故(gu)(gu)障(zhang)時,不需要(yao)斷開電源,可(ke)實現(xian)接(jie)地(di)點(dian)定位。儀器(qi)(qi)能(neng)檢測(ce)直(zhi)流系(xi)統(tong)接(jie)地(di)電阻(zu)阻(zu)值和接(jie)地(di)方(fang)向,為電力直(zhi)流系(xi)統(tong)接(jie)地(di)故(gu)(gu)障(zhang)的(de)查尋(xun)與定位提供(gong)適用(yong)可(ke)靠的(de)高(gao)準(zhun)確性探測(ce)儀器(qi)(qi)。
WY-5110直(zhi)流(liu)接(jie)地(di)(di)查找(zhao)儀(yi)(yi):是一(yi)種易發生且對(dui)電力(li)系(xi)統(tong)(tong)危害較大的(de)故(gu)(gu)障(zhang),WY-5110直(zhi)流(liu)接(jie)地(di)(di)故(gu)(gu)障(zhang)查找(zhao)儀(yi)(yi)是用(yong)于(yu)(yu)直(zhi)流(liu)系(xi)統(tong)(tong)接(jie)地(di)(di)點(dian)(dian)故(gu)(gu)障(zhang)查找(zhao)的(de)便攜式儀(yi)(yi)器(qi)。它適(shi)用(yong)于(yu)(yu)任何電壓等級的(de)直(zhi)流(liu)系(xi)統(tong)(tong),配(pei)備了高精度的(de)檢(jian)(jian)(jian)測(ce)鉗(qian)表(biao),通過對(dui)多種信號的(de)高效處(chu)理,提高了檢(jian)(jian)(jian)測(ce)范圍和抗干(gan)擾能(neng)力(li),將被檢(jian)(jian)(jian)測(ce)支(zhi)路的(de)絕緣程度以絕緣指數及波形的(de)形式表(biao)示出(chu)來,能(neng)準(zhun)確的(de)判(pan)斷接(jie)地(di)(di)點(dian)(dian)的(de)位(wei)置、接(jie)地(di)(di)點(dian)(dian)位(wei)置相對(dui)檢(jian)(jian)(jian)測(ce)方向,從(cong)而(er)快(kuai)速、準(zhun)確地(di)(di)實(shi)現(xian)環路接(jie)地(di)(di)檢(jian)(jian)(jian)測(ce)。
XHJD-1000直流接地查找儀:能夠自適應各個電壓等級(ji)的(de)(de)直流系統,配(pei)備高(gao)精(jing)度的(de)(de)檢(jian)測鉗表(biao),通過對信號的(de)(de)高(gao)效、精(jing)確處(chu)理,大大提高(gao)了(le)檢(jian)測范圍與抗干擾能力;采用了(le)*計算方(fang)法和(he)模(mo)糊控制理論,將被檢(jian)測支路的(de)(de)絕緣程度以絕緣指數和(he)波(bo)形(xing)的(de)(de)形(xing)式表(biao)示出來,充分體現(xian)了(le)人工智能的(de)(de)*性(xing)。
HV-3321手持直流接地分析(xi)儀:能快速查(cha)找(zhao)電(dian)氣線路中的接地、混(hun)線等故(gu)障(zhang),對(dui)絕緣(yuan)狀(zhuang)態不好的“虛(xu)接地“(虛(xu)地電(dian)阻可(ke)達一兆歐)同樣(yang)能迅速查(cha)找(zhao)。