| lnput voltage | 220V± 25% |
| lnput frequency | 50Hz/60Hz± 5% |
| Control mode | SPWM |
| Output waveform | Sine wave, THD <3% |
| Output voltage accuracy | 220V± 1.5% |
| Output frequency | 50Hz/60Hz± 0.5% |
| Output transient response | ±4% (100% load varies) |
| Output wave crest ratio | 3: 1 |
| Output overload capacity | 120% rated load, turn to bypass within 25s,120%25s |
| Output power factor | 0.8 |
| Transition time when power is off | Zero |
| Battery type | Maintenance-free lead acid battery, 16 12VDC |
| Time for supplying power | 10 min (Standard), the time can be selected if the machine is a long time delay machine |
| Charge time | Charge 90% within 7~10h |
| Protection function | Protection against overload, short-circuit, battery under voltage |
| lndication Status | Normal commercial power (Green lamp) , normal inversion (Green lamp), bypass (Yellow lamp), short-circuit or under voltage (Red lamp) |
| Sound alarm | When commercial power is off or too low, it will sound for once every 4s; when the battery is under voltage, it will sound for once every 1s; when the fault shows or battery is used up, it will sound continuously. |
| lnterface to computer | 9-pin D type connector (Optional part) |
| Environment | Temperature: 0~40 , relative humidity: 95%(no condensation) |