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發(fa)布者: 奧伯(bo)特(te)烘(hong)干 時間:2021/8/14 11:05:56
6. 檢查高(gao)(gao)壓(ya)(ya)變(bian)(bian)壓(ya)(ya)器是否正常(chang):高(gao)(gao)壓(ya)(ya)變(bian)(bian)壓(ya)(ya)器的測試需要使用萬用表的電(dian)阻(zu)。用萬用表測量的變(bian)(bian)壓(ya)(ya)器一次繞組的電(dian)阻(zu)值(zhi)(zhi)(zhi)應在20Ω左右;變(bian)(bian)壓(ya)(ya)器的高(gao)(gao)壓(ya)(ya)繞組電(dian)阻(zu)值(zhi)(zhi)(zhi)應在100Ω左右;燈絲繞組的電(dian)阻(zu)值(zhi)(zhi)(zhi)應接(jie)近0,各繞組對地絕緣(yuan)良(liang)好。如果實際(ji)測量值(zhi)(zhi)(zhi)與上述(shu)數據不一致,則(ze)可判斷高(gao)(gao)壓(ya)(ya)變(bian)(bian)壓(ya)(ya)器故障,應維修或更換(huan)變(bian)(bian)壓(ya)(ya)器。
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