... AC voltage, current @45-55Hz, 25°C: 0.3% Rated AC voltage, current @40-60Hz, 25°C: ... measure and recording testData record format: Same as digital fault recorder and analysis systemData transfer format: IEC60255-24: ... AC voltage input channels of: 130V,130V,130V,260V,3, 4 AC current input channels of: 1A/5A, ... AC voltage input channels of: 130V,130V,130V,260V,3, 4 AC current input channels of: 1A/5A, ...