Reliable power supply for mission-critical equipment. The LT series features high efficiency, a wide input voltage range, and an intelligent battery management system.
Reliable power supply for mission-critical equipment. The LT series features high efficiency, a wide input voltage range, and an intelligent battery management system.
The LT33120H UPS is based on online double-conversion technology and ensures high output voltage stability even when the input power fluctuates.
Technical Specifications - LT33120H datasheet_En
| Parameter | Value |
| Model | LT33120H |
| Series | LT 10–200 kVA |
| Power | 120 kVA / 120 kW (calculated at cos φ = 1.0) |
| Input | |
| Phase | 3 phases, 4 wires + ground |
| Nominal voltage | 380 / 400 / 415 V AC |
| Voltage range | 138 - 485 V AC (min input voltage level -45%) |
| Frequency range | 40 - 70 Hz |
| Input power factor | >= 0.99 |
| Harmonic distortion (THDi) | <= 3% |
| Output | |
| Nominal voltage | 380 / 400 / 415 V AC |
| Output power factor | 1.0 |
| Voltage regulation | ± 1% |
| Output frequency | 50 / 60 Hz |
| Waveform | Pure sine wave |
| Overload capacity | 110% — 60 min; 125% — 10 min; 150% — 1 min |
| Efficiency (excluding ECO mode) | up to 95% |
| Efficiency (ECO mode) | 98% |
| Crest factor | 3:1 |
| Battery | |
| Configuration | Supports internal and external batteries; space for 120 pcs. of 9Ah batteries |
| Battery voltage | Optional, standard project range from 30 to 50 pcs. per group (±180V / ±192V / ±204V / ±216V / ±228V / ±240V / ±252V / ±264V / ±276V / ±288V / ±300Vdc) |
| Battery management | Intelligent battery service life extension system |
| Battery charge current | Max. 30 A |
| Interfaces | |
| Ports | USB, RS232, RS485, Parallel port, REPO port, LBS port (optional), Feedback port, Intelligent slot, SNMP card (optional), Relay card (optional) |
| Parallel operation board | Built into UPS |
| Operating Conditions | |
| Operating temperature | 0~40°C |
| Relative humidity | 0–95% (non-condensing) |
| Protection | Short circuit, overload, overheating, low battery charge, others |
| Standardization | |
| Standards | IEC 62040-1, IEC 62040-2, IEC 62040-3 (VFI) |
| EMC | IEC/EN 62040-2, IEC/EN 61000-6-1/2/3/4 |
| Safety standards | IEC/EN 62040-1 |
| Mounting | Floor (Tower) |
| Physical Parameters | |
| Dimensions (WDH) mm | 885 × 440 × 1200 (optional: 850 × 600 × 1550) |
| Weight (kg) | 162 (optional: 280) |
*Note: The ← arrow indicates that the parameter value is exactly the same as the value in the column to the left.
