HDGC3551 手(shou)持(chi)式多功(gong)能用(yong)電(dian)(dian)稽查(cha)儀(yi)在不(bu)停電(dian)(dian)及(ji)(ji)不(bu)驚擾用(yong)戶的情況下,對(dui)三(san)相三(san)線及(ji)(ji)三(san)相四線電(dian)(dian)力系統(tong)500kV及(ji)(ji)以(yi)下各種接線方式的電(dian)(dian)能計(ji)(ji)量裝(zhuang)置(zhi)及(ji)(ji)表計(ji)(ji)的計(ji)(ji)量誤差進(jin)行檢(jian)測(ce),以(yi)檢(jian)測(ce)高低壓(ya)計(ji)(ji)量裝(zhuang)置(zhi)及(ji)(ji)表計(ji)(ji)誤差是否超標,檢(jian)查(cha)各類技術性、隱(yin)蔽性竊電(dian)(dian)。可以(yi)檢(jian)測(ce)電(dian)(dian)壓(ya)、電(dian)(dian)流基波及(ji)(ji)2~25次(ci)諧波。