120KVA Low Frequency Online UPS | 3-Phase Double Conversion | 384VDC Battery System | 92% Efficiency
The RSUN DP33 Series 120KVA Low Frequency Online UPS delivers reliable three-phase power backup for mission-critical industrial and data center operations. Engineered with true double-conversion technology, this transformer-based system provides uninterrupted clean sine wave output during power failures, ensuring continuous operation of sensitive equipment.
- High-performance DSP chipset for real-time control and monitoring
- Redundant N+X parallel architecture with shared battery compatibility
- Dual-input design supporting both grid and generator power sources
- Smart front-facing panel for simplified operation and maintenance
- Intelligent battery charging and discharging algorithms
- Flexible battery configurations and cabinet arrangements
- Remote control via RS232, SNMP, and GPRS interfaces
| Input Parameters | |
| Voltage Range | 208/308/400/480Vac ±20% (5 wires) |
| Frequency | 50/60Hz ±10% Auto Sensing |
| Power Factor | 0.8 |
| Dual Input | Optional |
| Output Performance | |
| Voltage | 208/308/400/480Vac ±20% |
| Frequency | 50/60Hz ±1% Auto Sensing |
| Transfer Time | 0 ms |
| Efficiency | AC/AC >92% |
| Wave Form | Pure Sine Wave |
| Voltage THD | |
| Battery System | |
| DC Voltage | 384 Vdc |
| Charging Time | 4 hours to 90% capacity |
| Battery Type | VRLA (Valve Regulated Lead Acid) |
Advanced communication capabilities include real-time system monitoring via RS232, GPRS, and network interfaces. Optional SNMP card integration enables seamless remote access over TCP/IP, SNMP, and HTTP protocols, compatible with all major operating systems for centralized power management across distributed sites.
- Critical IT infrastructure: servers, storage arrays, networking equipment
- Industrial automation: sensitive control electronics and PLC systems
- Centralized computing and telecommunications facilities
- Medical and laboratory equipment requiring clean, uninterrupted power
- Business-critical environments where voltage fluctuations are unacceptable
- Large-scale facilities with mission-critical uptime requirements
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