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廢舊電纜回收公司先廈門杏林回收容電纜相位檢測試驗步調

作者:廈門金屬回收    來源:    發布時間:2021-08-29 17:01:27    瀏覽量:
1、在電纜一端將某相接地,其他兩相懸空,籌備好今后,用對講機呼喚電纜另一端籌備丈量。
2、將萬用表的檔位開關置于丈量電阻的符合位置,打開萬用表電源,黑表筆接地,將紅表筆依次打仗三相,調查紅表筆處于差異相時電阻值的巨細。
3、當測得某相直流電阻較小而其他兩相直流電阻無窮大時(此時表),說明該相在另一端接地,呼喚對側做好相序標志(己側也做好溝通的相序標志)。
4、反復步調ABC,直至找完全部三相為止,最后隨即復查任意一相,確保電纜兩頭相序的正確。
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