The Emerson LibertyNXL500K is a 500KVA UPS with:
3-phase 380/400/415Vac input (228-478Vac range), 50/60Hz ±5%
IGBT rectification for ≥0.99 power factor, ≤3% THDi
3-phase 380/400/415Vac output, 0.9 power factor
125% overload for 10min, 95.5% full-load efficiency
IP20 protection, 0-40℃ operation
RS485 interface for remote monitoring.