X90-1S
50kVA-70kVA
480VAC 3W three-phase UPS
Compact, Modular 480V UPS with Integrated Batteries and Maintenance Bypass
The X90‑1S High‑Capacity UPS from Xtreme Power delivers reliable power protection with superior efficiency—up to 96.5% in online mode and 99% in ECO mode. Available in 50 kVA and 70 kVA capacities, and supporting flexible runtime with modular battery expansion (8, 12, or 16 internal battery modules, plus optional external battery cabinet), the X90‑1S ensures continuity for critical infrastructure. With UL‑1778, cUL, FCC A, RoHS, and TAA certifications, it’s a compliant choice for demanding environments like data centers, industrial automation, and medical systems. Integrated maintenance bypass, compact footprint, and easy module replacement help minimize downtime and total cost of ownership.
Product Snapshot
- Capacities: 50kW, 70kW
- 65kAIC Rating
- Easy to swap power and battery modules
- UL-1778 , cUL, FCC A, RoHS, TAA
- 2 years warranty (USA and Canada)
| MODEL NUMBER | X90-1S50k | X90-1S70k | |
| CAPACITY | Power rating | 50kVA/50kW | 70kVA/70kW |
| CABINET | X90-1S UPS: power modules | 50kW or 70kW | |
| CAPACITY | X90-1S UPS: battery modules | 12 or 16 battery modules | |
| X90-BC: battery modules | Up to 36 additional battery modules | ||
| INPUT | Voltage/frequency nominal | 480VAC (3W), 50/60Hz auto-sensing | |
| Voltage/frequency range | 480VAC or +20/-20% VAC three-phase, 40-70Hz | ||
| OUTPUT | Voltage/frequency range | 480VAC (3W), 50/60Hz auto-sensing | |
| Efficiency | Up to 96.5% online mode or 99% ECO mode | ||
| Overload capacity | 105%-110% for 60min; 110%-125% for 10min; 126%-150% for 1min; >150% for 200ms | ||
| BATTERY SYSTEM | Nominal voltage | +/-240VDC | |
| Charge Current (programable) | 18A | 18A | |
| DIMENSIONS & | UPS & battery cabinet (W x D x H) | 23.6 x 42 x 58 in 591 lbs (UPS) / 23.6 x 42 x 79 in 416 lbs (X90-BC) | |
| WEIGHTS | Power & battery module (W x D x H) | 17.2 x 29.5 x 5.1 in 106 lbs (PM) / 17.2 x 29.5 x 5.25 in 70 lbs (BM) | |
| ENVIRONMENT | Temperature | 0–40°C (32–104°F) | |
| Altitude | 5,200 ft above sea level | ||
| Audible noise (typical) | < 59dBA at 1m | ||
| APPROVALS | UL-1778, cUL, FCC A, RoHS, TAA | ||
| WARRANTY | 2 years (USA and Canada) | ||
| COMMUNICATIONS INTERFACE | RS-232, EPO, Relays, Intelligent slot for optional cards (Web/SNMP, Modbus) | ||