Input |
Voltage |
Three-phase four-wire system, 380V±25% |
Frequency |
50Hz±10% |
Power factor |
≥0.92 |
Output |
Voltage |
Three-phase four-wire system, 380V±1% |
Frequency |
50Hz±0.05%(when power is provided by battery) |
Harmonic distortion |
Pure sine wave, distortion factor <3% (linear load), <5%( non-linear load) |
Unbalanced voltage |
Balanced load≤1%, unbalanced load≤3% |
Phase displacement angle |
Balanced load≤1º, unbalanced load≤3º |
Dynamic transient range |
When output is 0～50%～100%≤3%, recovery time ≤10ms |
Overload capacity |
110%≥20min |
Peak factor |
5:1 |
Switching time |
Pure online zero switching |
Battery |
Battery type |
Lead-acid sealed, maintenance-free |
Charging method |
PWM constant current and constant voltage, battery intelligent management system |
Charging time (standard type) |
12 hours |
System performance |
System performance MTBF |
300,000 hours |
Environment scope |
temperature-10º～50º, humidity 0～93% without condensation, altitude ≤3000m |
Support software interface |
Novell Net Ware Microsoft Windows9X Windows2000 Windows NT Linux |
Other |
Dustproof and moisture proof, inverter isolating transformer, thunderbolt surging wave absorption, and manual bypass switch |