Overview: The RT6103B Multi-function single phase energy meter test instrument adopts internationally advanced new-generation digital power source technology, integrates all the technological advantages of both domestic and foreign watt-hour meter calibration software, and is introduced to global market by Rowwin Test in a powerful and sensational way. The Multi-function single phase energy meter test instrument comprises of PWM power source, standard digital energy meter, error processor and PC processing software, this energy meter test instrument can test 3 to 60 various watt-hour meters of Grade 0.5 or lower simultaneously, also is an ideal new-generation multi-position energy meter testing instrument. Technical Parameters: 1. Accuracy class: 0.1/0.05 2. Reference standard energy meter£ºSingle phase wide-measurement range standard energy meter(Accuracy class:0.1/0.05), Multi-path voltage transformer: Accuracy class:0.01;Rated load per path:10VA. 3. Voltage range:220v(240V option),Output range:0~125%,Resolution:0.01%full range. 4. Current measurement range:0.1~100A(200A option),Output range:0~120%,Resolution:0.0001A(minimum). 5. Phase angle:0~360¡ã,Resolution of phase angle setting:0.01¡ã. 6. Frequency:45Hz~65Hz,Resolution:0.01Hz. 7. Output waveform distortion: Both voltage and current