... function. 13. Users can, according to demand, select clamp meter with 5A, 10A, 100A, 200A, 500A, 1000A ... built-in current transformer: 1mA~12A, automatic gear shift. Clamp meter: 5A, 10A, 20A, 100A, 200A, 500A, ... Three_Phase_Energy_Meter_Calibration.jpg' ]; var oProductShow = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Three Phase Energy Meter Calibration