| INVERTER MODEL | HIS-3524 | HIS-5548 |
| Input Voltage Waveform | Sinusoidal(utility or generator) | |
| Nominal Input Voltage | 230Vac | |
| Low Loss Voltage | 170Vac±7V(UPS) 90Vac±7V(Appliances) | |
| Low Loss Return Voltage | 180Vac±7V(UPS); 100Vac±7V(Appliances) | |
| High Loss Voltage | 280Vac±7V | |
| High Loss Return Voltage | 270Vac±7V | |
| Max AC Input Voltage | 300Vac | |
| Nominal Input Frequency | 50Hz/ 60Hz(Auto detection) | |
| Low Loss Frequency | 40±1Hz | |
| Low Loss Return Frequency | 42±1Hz | |
| High Loss Frequency | 65±1Hz | |
| High Loss Return Frequency | 63±1Hz | |
| Output Short Circuit Protection | Line mode:Circuit Breaker Battery mode:Electronic Circuits | |
| Efficiency(Line Mode) | >95%(Rated R load, battery full charged) | |
| Transfer Time | 10ms typical(UPS); 20ms typical(Appliances) | |
| Utility Charging Mode | ||
| INVERTER MODEL | HiS-3524 | HiS-5548 |
| Charging Current(UPS) @ Nominal Input Voltage | 80A | 80A |
| Charging Algorithm | 3-Step | |
