... meter 1.CE UL SAA approved 2.TOP ten in China 3.We can provide meter ,voltmeter,ammter,power ... 7cap-1-0.3ind.Orders to be Noted:Type of Current:1P,3P 3W circuits,balanced load.Rated ... current 5A or 1A is standard.POWER METERWattmeters with built-in converter for 1 phase,3P 3W,3P 4W. ... 100V voltage transformeror secondary current 5A CT.wattmeters with built-in converter for 3P 3W,3P 4Wand single phase. ...