
Emerson Liebert NXa 30kVA 3-Phase UPS
High-performance 30kVA / 24kW true online double-conversion 3-phase UPS with internal battery and digital signal processing (DSP) control.
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Heavy-duty, ultra-high capacity 3-phase online double-conversion industrial UPS (600 kVA / 480 kW) for enterprise data centers, global telecom facilities, and massive medical infrastructure.
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Massive Parallel Scale: Link up to 6 systems in parallel to protect multi-megawatt setups or achieve strict N+1 TIER IV compliance.
Generator Protection Limiters: Dynamic input current limiters manage genset ramp-up cycles, avoiding utility grid overshoots.
DigiBat Intelligence: Digital management architecture calculates battery cell lifetime and handles rapid recharge sequences.
Full Frontal Service Footprint: Designed to save plant room real estate with 100% components and breakers manageable from the front.

High-performance 30kVA / 24kW true online double-conversion 3-phase UPS with internal battery and digital signal processing (DSP) control.
| Capacity (kVA / kW) | 600 kVA / 480 kW (0.8 Power Factor) |
|---|---|
| UPS Topology | On-Line Double Conversion (VFI-SS-111) |
| Input Nominal Voltage | 380V / 400V / 415V AC (3-Phase + Neutral + Ground) |
| Input Voltage Range | 323V – 470V AC |
| Input Frequency | 50 Hz / 60 Hz (±10% auto-sensing) |
| Input Power Factor / THDI | > 0.95 / THDI < 4% (with active Total Harmonic Management) |
| Output Voltage | 380V / 400V / 415V AC (Three-phase) |
| Output Voltage Regulation | ±1% static regulation |
| Output Nominal Current | ~866 Amps |
| Overload Capacity | 125% for 10 minutes, 165% for 1 minute |
| System Efficiency | Up to 93.6% - 95% at nominal load cycles |
| Paralleling | Supports up to 6 modules for capacity scaling or N+1 facility safety |
| Battery Configurations | Accommodates high-voltage external VRLA, Flooded Lead-Acid, or NiCd banks |
High-performance 40kVA / 32kW true online double-conversion 3-phase UPS with internal battery and digital signal processing (DSP) control.

High-performance 60kVA / 48kW true online double-conversion 3-phase UPS (without internal battery) with digital signal processing (DSP) control.