... ; (can do 20, 30Aaccording to customers' requirements)1.6 Available AC frequency: 50Hz, 60Hz, 400Hz, 45~65Hz (continuous regulation, minimum stepping length ... range/5minutes;2.2 AC distortion: <0.5%;2.3 DC wave coefficient: <0.2%;2.4 Output frequency accuracy: <0.1 ... more than 10% measuring range);2.6 Power consumption: AC voltage 220V, frequency 50Hz, power consumption <150VA;2.7 Working environment: 5 ...