The test bench can not only test single phase meters but also test three phase meters. It can be applied to electric power departments, electric energy meter manufacturers, measuring and quality examining departments and the mining factories or enterprises for testing different type of single phase and three phase meters. ·Testing modes: active, reactive and factitious reactive ·Starting and creeping test ·Testing the basic error, average error and standard deviation ·Testing meters with different meter constants within the same rack simultaneously ·Two operation modes: Automatic and manual ·Error data processing and rounding off, data saving and output online ·Excellent data management and statistic function, printing all kinds of reporting forms ·according to the users requirement ·High stability and reliability of the scanning head with the function of testing the static meters and mechanical meters ·The swing-together function of the scanning heads improves the working efficiency ·Simple and reliable mechanical structure ·The protection function of current open circuit and voltage short circuit ·The number of the measuring positions of the test bench ranges from 3 to 48, the figure can be selected according to the users requirement Detailed specifications flease refer to that of our three phase meter test bench.