

Third-generation transformer-free ON LINE UPS with unity power factor, up to 96.6% VFI efficiency, three-level IGBT inverter, graphic touch screen display and extensive range of frame options. Available from 10 to 120 kVA/kW for data centers, e-medical, emergency, industrial and transport applications.
The Riello Sentryum is a compact, three-phase online double-conversion UPS rated from 10 to 120 kVA, designed for small and medium data centers, healthcare sites, and industrial installations. It brings together high efficiency, small footprint, and a premium user interface in a standalone cabinet.
Sentryum is Riello’s flagship mid-power platform, engineered to deliver enterprise-class protection without compromise on space or user experience.
| General Data | |
|---|---|
| Power Range | 10 - 120 kVA/kW |
| Output Power Factor | 1.0 (kVA = kW) |
| Topology | Online double conversion, transformer-free |
| Efficiency | Up to 96.6% |
| Input | |
| Input THDi | < 3% |
| Input Power Factor | 0.99 |
| Voltage Range | Up to -40% at half load |
| Battery Blocks | 20+20 standard, adjustable 15+15 to 22+22 |
| Features | |
| Cabinet Types | Compact (CPT), Active (ACT), Xtend (XTD), S3T |
| Operating Modes | ON LINE, ECO, SMART ACTIVE, STANDBY OFF |
| Parallel Config | Up to 8 units for three-phase version |
| Battery Types | VRLA, AGM, GEL, NiCd, Li-ion, SuperCapacitors |
| Cold Start | Available |
| Mechanical | |
| Compact Footprint | Less than 0.25 m2 (10-20 kVA) |
| S3T Footprint | 0.42 m2 (80-120 kVA) |
| IP Rating | IP20 (IP21/31 as option) |
| Communication | |
| Display | Graphic touch screen |
| Ports | RS232 on RJ10, USB |
| Communication Slots | 2 slots for optional accessories |
| Software | PowerShield3 |