... . Efficiency: 77%6. Adjustable range for DC voltage: CH1: +/-10%, -5%. 7. AC input voltage range: 85~132VAC/170~264VAC, selected by switch ... 47~63Hz, 255~370VDC. 8. AC inrush current: Cold ... .75~6.75V11. Setup, rise, holdup time: 200ms, 50ms, 20ms12. Withstand voltage: I/P-O/P: 3KvAC, I/P-FG: 1.5KvAC ...