SH931 Series 10-40kVA
The SH931 Series 10–40kVA Industrial Grade Online UPS is a high-performance, heavy-duty power protection system designed for industrial and mission-critical applications. Built with true online double-conversion technology, it delivers continuous, clean, and stable power with zero transfer time, ensuring maximum protection for sensitive equipment.
This UPS functions not only as a backup system but also as a complete power conditioner and power factor corrector, significantly improving equipment lifespan and operational uptime by up to 35–40%.
Reliable Three-Phase Power Protection for Critical Applications
The RAPSTECH SH931 Series 10–40kVA Online UPS is a high-performance three-phase input, single-phase output online double conversion UPS designed to deliver continuous, clean, and regulated power for mission-critical applications. Built with advanced DSP technology and true online architecture, it safeguards sensitive equipment against voltage fluctuations, harmonics, surges, electrical noise, and unexpected power interruptions.
Featuring IGBT-based rectifier and inverter technology, premium galvanic isolation, intelligent power factor correction, and precision voltage regulation, the SH931 Series ensures stable operation while improving power quality and reducing operating costs. Its robust design provides dependable performance even under demanding industrial environments.
Ideal for healthcare facilities, laboratories, banking, telecom, commercial buildings, manufacturing plants, automation systems, IT infrastructure, and other critical installations, the SH931 Series maximizes equipment protection, minimizes downtime, and delivers reliable power for continuous business operations.
Key Features
- True Online Double Conversion – Delivers uninterrupted, premium-quality power with continuous voltage and frequency regulation.
- DSP Digital Control – Provides fast processing, accurate power management, and enhanced system reliability.
- IGBT Rectifier & Inverter – Ensures superior efficiency, stable performance, and excellent output power quality.
- True Galvanic Isolation – Electrically isolates connected loads from utility disturbances, surges, and electrical noise.
- Power Factor Correction – Improves input power factor, reduces electrical losses, and optimizes energy utilization.
- Bifilar PWM Switching Technology – Generates a precise sine wave output with excellent voltage regulation.
- Static & Manual Bypass – Maintains uninterrupted power during maintenance or fault conditions.
- Heavy-Duty Overload Capability – Supports up to 150% overload for temporary high-load applications.
- Advanced Electronic Protection – Protects against overloads, short circuits, overvoltage, undervoltage, and electrical faults.
- Remote Monitoring – Supports SNMP compatibility with optional GSM alerts, remote management, and event logging.
- User-Friendly LCD Display – Displays True RMS values, operating status, alarms, system parameters, and event history.
- Industrial-Grade Reliability – Designed for continuous operation in demanding commercial and industrial environments.
Technical Specifications
| Power Capacity | 10–40kVA Online UPS |
|---|---|
| UPS Technology | True Online Double Conversion |
| Topology | IGBT-Based PWM Inverter with Galvanic Isolation |
| Input Configuration | Three Phase (3Ø + N + PE) |
| Output Configuration | Single Phase (1Ø + N + PE) |
| Input Voltage | 415VAC |
| Input Voltage Range | 330VAC – 470VAC |
| Input Frequency | 45–55Hz |
| Input Power Factor | ≥0.95 at Full Load |
| Output Voltage | 230VAC Single Phase |
| Output Voltage Regulation | ±1% |
| Output Waveform | Pure True Sine Wave |
| Output THDi | <2% (Linear Load), <5% (Non-Linear Load) |
| Overload Capacity | 100% Continuous, 110% for 10 Minutes, 150% for 1 Minute |
| Battery System | 240VDC / 360VDC Configurations |
| Communication | SNMP, GSM SMS Alerts, Remote Monitoring (Optional) |
| Bypass | Static & Manual Bypass |
| Protection | Electronic Overload, Short Circuit, Overvoltage, Undervoltage & MCB/MCCB Protection |
Comprehensive Support & Services
RAPSTECH provides end-to-end support services to ensure your SH931 Series UPS operates with maximum efficiency and reliability throughout its service life. From installation to preventive maintenance, our certified engineers deliver prompt technical assistance for uninterrupted business operations.
- ✔ Professional installation and commissioning.
- ✔ Annual Maintenance Contract (AMC) services.
- ✔ On-site diagnostics and emergency technical support.
- ✔ Genuine spare parts and replacement components.
- ✔ SNMP configuration and remote monitoring assistance.
- ✔ 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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