漏電起痕試驗機特點用(yong)于(yu)電(dian)(dian)(dian)(dian)器產品受(shou)潮(chao)濕和(he)雜(za)質環(huan)境(jing)的(de)(de)影(ying)響下(xia)，不同極性的(de)(de)帶電(dian)(dian)(dian)(dian)部件(jian)之(zhi)間或帶電(dian)(dian)(dian)(dian)部件(jian)與接地金屬部件(jian)之(zhi)間可能會引(yin)起絕(jue)緣(yuan)(yuan)上的(de)(de)漏電(dian)(dian)(dian)(dian)，產生的(de)(de)電(dian)(dian)(dian)(dian)弧對電(dian)(dian)(dian)(dian)器造成(cheng)擊穿短(duan)路或由于(yu)放電(dian)(dian)(dian)(dian)使材(cai)料(liao)蝕損，甚至引(yin)燃導致火(huo)災(zai)。本試驗(yan)儀器就是模擬(ni)上述情況(kuang)對絕(jue)緣(yuan)(yuan)材(cai)料(liao)進行的(de)(de)一(yi)種破壞性試驗(yan)，用(yong)以測試和(he)評定在規(gui)定電(dian)(dian)(dian)(dian)壓下(xia)，絕(jue)緣(yuan)(yuan)體(ti)在電(dian)(dian)(dian)(dian)場和(he)含雜(za)質水作用(yong)時的(de)(de)相對耐漏電(dian)(dian)(dian)(dian)起痕(hen)性。漏電(dian)(dian)(dian)(dian)起痕(hen)試驗(yan)儀適用(yong)于(yu)電(dian)(dian)(dian)(dian)工電(dian)(dian)(dian)(dian)子產品，家用(yong)電(dian)(dian)(dian)(dian)器的(de)(de)固體(ti)電(dian)(dian)(dian)(dian)器絕(jue)緣(yuan)(yuan)材(cai)料(liao)及其產品，如(ru)：繼(ji)電(dian)(dian)(dian)(dian)器插座、轉換(huan)開關蓋、接觸器軀體(ti)等。

漏電起痕試驗機特點技術參數:
   箱體(ti)內容積： ≥0.5立方(fang)米，帶玻璃觀察門
   電(dian)(dian)氣負載：試(shi)驗(yan)電(dian)(dian)壓(ya)在 100 ~ 600V 之(zhi)間可調，短路(lu)電(dian)(dian)流(liu)在1A ± 0.1A 時(shi)，電(dian)(dian)壓(ya)下降(jiang)應(ying)不(bu)10%，當(dang)試(shi)驗(yan)回路(lu)中，短路(lu)漏電(dian)(dian)電(dian)(dian)流(liu)等于(yu)或大于(yu) 0.5A 時(shi)，時(shi)間維持 2 秒鐘，繼電(dian)(dian)器動作，切(qie)斷電(dian)(dian)流(liu)，指示試(shi)品不(bu)合(he)格。
   兩極對(dui)試樣作用力 ： 采用矩(ju)形鉑電極，兩極對(dui)試樣的作用力分(fen)別為 1.0N ± 0.05N
滴(di)液裝置：滴(di)液高度從 30mm ~ 40mm 可調，滴(di)液大(da)小 44 ~ 50 滴(di) / cm3， 滴(di)液時間間隔 30 ± 1 秒
   產(chan)品特點：高壓本(ben)試驗箱(xiang)結構(gou)件采用不銹鋼或黃(huang)銅制造，電極頭為鉑金屬，耐(nai)高溫(wen)耐(nai)腐蝕，滴(di)液計數準確，控制系統穩定可靠。