3.判斷是(shi)(shi)(shi)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)室內還是(shi)(shi)(shi)室外的原(yuan)因①如(ru)(ru)(ru)(ru)果(guo)是(shi)(shi)(shi)單動(dong)(dong)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha),在(zai)(zai)操(cao)(cao)動(dong)(dong)時控(kong)制臺的電(dian)(dian)流(liu)表(biao)(biao)有(you)(you)指(zhi)示(shi),說明(ming)動(dong)(dong)作(zuo)(zuo)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)的電(dian)(dian)已(yi)送(song)(song)至到(dao)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)。如(ru)(ru)(ru)(ru)果(guo)這(zhe)時道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)不(bu)能操(cao)(cao)到(dao)規定(ding)位(wei)置,是(shi)(shi)(shi)室外原(yuan)因。在(zai)(zai)操(cao)(cao)動(dong)(dong)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)時,如(ru)(ru)(ru)(ru)果(guo)控(kong)制臺的電(dian)(dian)流(liu)表(biao)(biao)沒(mei)有(you)(you)指(zhi)示(shi),首(shou)先到(dao)機械室的室外分(fen)線盤測量該(gai)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)有(you)(you)沒(mei)有(you)(you)電(dian)(dian)壓,如(ru)(ru)(ru)(ru)果(guo)有(you)(you)電(dian)(dian)壓說明(ming)動(dong)(dong)作(zuo)(zuo)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)的電(dian)(dian)已(yi)送(song)(song)出,是(shi)(shi)(shi)室外故(gu)障(zhang)。②如(ru)(ru)(ru)(ru)果(guo)是(shi)(shi)(shi)雙(shuang)動(dong)(dong)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha),在(zai)(zai)操(cao)(cao)動(dong)(dong)時控(kong)制臺的電(dian)(dian)流(liu)表(biao)(biao)動(dong)(dong)一下就(jiu)不(bu)動(dong)(dong)了,說明(ming)動(dong)(dong)作(zuo)(zuo)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)的電(dian)(dian)已(yi)送(song)(song)到(dao)了一動(dong)(dong)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha),故(gu)障(zhang)出在(zai)(zai)一動(dong)(dong)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)以后,是(shi)(shi)(shi)室外故(gu)障(zhang)。③如(ru)(ru)(ru)(ru)果(guo)道(dao)(dao)岔(cha)(cha)(cha)(cha)(cha)(cha)(cha)定(ding)、反位(wei)都能操(cao)(cao)動(dong)(dong),就(jiu)是(shi)(shi)(shi)沒(mei)有(you)(you)表(biao)(biao)示(shi)。用(yong)萬用(yong)表(biao)(biao)交流(liu)250v檔,在(zai)(zai)分(fen)線盤測量X1(或X2)與X3間有(you)(you)無交流(liu)110V左右電(dian)(dian)壓,如(ru)(ru)(ru)(ru)果(guo)有(you)(you)電(dian)(dian)壓,則是(shi)(shi)(shi)室外故(gu)障(zhang),否(fou)則是(shi)(shi)(shi)室內故(gu)障(zhang)。
評分: |