... AC/DC ammeter, AC/DC voltmeter, and power meter. Besides, it can also calibrate frequency meter, phase meter, power factor meter, transducer, ... standard meter with power, electric energy, AC/DC voltage, AC/DC current standards;2.4. DC output is separated from AC output;2.5 ... 12. Each phase's rated output capacity of voltage & current is 20VA; output DC voltage, current rated capacity is 15VA;3.13. ...