... : 0.05, 0.1; 3.High stability; 4.Prompt delivery 5.Excellent aftersale service DZ603-12Three-Phase Energy Meter Test BenchMain ... ranges: 1m A, 5m A, 10m A, 25m A, 50m A, 0.1A, 0.5A, 1.0A ,2.5 A,5 A,10 A, 20 A,50 A,100 A,Voltage/current adjusting ... power stability:<0.05%Output voltage and current distortion:<0.5%Output power: voltage: 280VA/phase current: 450VA/phase10. Accuracy class ...