BR931 Series 10kVA
The BR931 Series 10kVA Online UPS is a high-performance true online double-conversion UPS designed to provide continuous, reliable power protection for mission-critical applications. Powered by advanced DSP technology and active power factor correction (APFC), it delivers exceptional power quality, high efficiency, and superior performance under varying load conditions.
With a unity output power factor (PF = 1), the BR931 series provides full-rated power capacity, making it ideal for servers, data centers, IT infrastructure, healthcare facilities, and industrial equipment. Its three-phase input and single-phase output configuration, wide input voltage range, and input power factor of up to 0.99 ensure stable operation while improving energy efficiency.
Designed for maximum flexibility, the UPS supports configurable battery banks, parallel operation of up to four units, independent bypass input, and comprehensive communication options, delivering scalable, reliable, and intelligent power backup solutions for demanding business environments.
Reliable Three-Phase Power Protection for Critical Single-Phase Loads
The RAPSTECH BR931 10kVA Online UPS is a high-performance three-phase input, single-phase output online double conversion UPS designed to provide continuous, clean, and uninterrupted power for mission-critical applications. Featuring advanced DSP digital control and a unity output power factor, it delivers maximum usable power while protecting sensitive equipment from voltage fluctuations, surges, harmonics, and unexpected power failures.
Designed with a wide input voltage range, intelligent battery management, and zero transfer time, the BR931 10kVA ensures stable operation even in unstable utility conditions. Its high input power factor, low harmonic distortion, and optional parallel capability make it an ideal solution for demanding commercial and industrial environments.
Perfect for server rooms, healthcare facilities, banking systems, laboratories, telecom infrastructure, educational institutions, security systems, automation panels, and enterprise IT applications, the BR931 10kVA delivers dependable power protection while reducing operating costs and maximizing equipment availability.
Key Features
- True Online Double Conversion – Delivers uninterrupted premium-quality power with zero transfer time.
- 3-Phase Input / 1-Phase Output – Ideal for commercial and industrial applications requiring balanced input power and regulated single-phase output.
- Unity Output Power Factor (PF = 1.0) – Provides maximum usable output power where kVA equals kW.
- Advanced DSP Digital Control – Ensures accurate voltage regulation, fast dynamic response, and reliable UPS performance.
- Wide Input Voltage Range – Operates reliably even under unstable utility conditions while minimizing battery discharge.
- High Input Power Factor (≥0.99) – Reduces utility loading and improves overall system efficiency.
- High Operating Efficiency – Achieves over 92% efficiency in Online Mode and up to 98% in ECO Mode for reduced energy costs.
- Flexible Battery Configuration – Supports adjustable battery strings (16, 18, or 20 batteries) with intelligent 10A charging.
- Superior Output Quality – Pure sine wave output with extremely low harmonic distortion protects sensitive electronic equipment.
- User-Friendly LCD & LED Display – Provides real-time monitoring of UPS status, battery condition, alarms, and operating parameters.
- Advanced Communication Options – Standard RS232 with optional USB, RS485, Dry Contact, SNMP, and MODBUS integration.
- Scalable Parallel Operation – Supports parallel connection of up to four UPS units for increased capacity or redundancy.
Technical Specifications
| Power Capacity | 10kVA / 10kW |
|---|---|
| UPS Technology | True Online Double Conversion |
| Input Configuration | 3 Phase Input / 1 Phase Output (3Φ + N + PE) |
| Input Voltage | 380 / 400 / 415VAC |
| Input Voltage Range | 330VAC – 470VAC |
| Input Power Factor | ≥0.99 |
| Input Frequency | 50/60Hz Auto Sensing (40–70Hz) |
| Output Voltage | 208 / 220 / 230 / 240VAC |
| Output Power Factor | Unity (PF = 1.0) |
| Voltage Regulation | ±1% |
| Output Harmonic Distortion | ≤1% (Linear Load), ≤3% (Non-Linear Load) |
| Efficiency | ≥92% Online, Up to 98% ECO Mode |
| Transfer Time | 0ms |
| Battery Configuration | 192 / 216 / 240VDC (Default 192VDC), 16–20 Batteries Adjustable |
| Charging Current | 10A |
| Display | LCD + LED Status Display |
| Communication | RS232 (Standard), Optional USB, RS485, Dry Contact, SNMP & MODBUS |
| Parallel Capability | Up to 4 Units (Optional) |
| Protection | Short Circuit, Overload, Over Temperature, Battery Low/High Voltage Protection |
| Operating Environment | 0°C to 40°C, IP20, ≤58dB Noise Level |
Comprehensive Support & Services
RAPSTECH provides complete lifecycle support to ensure your BR931 10kVA UPS delivers dependable performance throughout its operational life. From installation and commissioning to preventive maintenance, remote monitoring, and technical assistance, our certified engineers help maximize uptime and protect your critical infrastructure.
- ✔ Professional installation and commissioning services.
- ✔ Preventive Maintenance (AMC) programs.
- ✔ On-site diagnostics and technical support.
- ✔ Genuine spare parts and battery replacement assistance.
- ✔ SNMP configuration and remote monitoring support.
- ✔ Product documentation, firmware updates, and technical guidance.
- ✔ Nationwide support from RAPSTECH certified service engineers.
⚡ Key Specifications
Core technical features at a glance
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