SH933 10-400kVA Industrial Grade Online UPS
The SH933 Series 10–400kVA Industrial Grade Online UPS is a high-capacity, heavy-duty power protection system engineered for large-scale industrial and mission-critical environments. Designed with true online double-conversion technology, it delivers continuous, high-quality power with zero transfer time, ensuring complete protection for sensitive and high-load equipment. This UPS functions as a complete power conditioner and power factor corrector, improving system efficiency, reducing electrical losses, and extending equipment life by up to 35–40%.
Industrial-Grade Online Power Protection for Critical Operations
The RAPSTECH SH933 Series 10–400kVA Online UPS is a high-capacity three-phase online double conversion UPS engineered to provide uninterrupted, premium-quality power for mission-critical industrial and commercial applications. Designed with advanced DSP control and true galvanic isolation, it safeguards sensitive equipment from voltage fluctuations, electrical noise, surges, and power disturbances.
Built using IGBT-based rectifier and inverter technology with an advanced active boost topology, the SH933 Series delivers exceptional voltage regulation, clean sine wave output, superior overload capability, and outstanding reliability. Its intelligent battery management and regenerative energy handling protect both the UPS and connected equipment while improving overall operational efficiency.
Ideal for manufacturing industries, process plants, data centers, healthcare facilities, oil & gas, mining, automation systems, telecom infrastructure, airports, and other critical installations, the SH933 Series ensures maximum uptime, reduced maintenance, and dependable power protection for demanding industrial environments.
Key Features
- True Online Double Conversion – Provides continuous clean power with complete isolation from utility disturbances.
- DSP Digital Control – Ensures precise voltage regulation, fast processing, and reliable UPS operation.
- IGBT Rectifier & Inverter – Delivers superior efficiency, stable performance, and improved power quality.
- True Galvanic Isolation – Protects connected equipment from surges, electrical noise, neutral disturbances, and ground faults.
- Active Boost Topology – Enhances converter reliability while maintaining stable output under varying load conditions.
- Regenerative Energy Handling – Safely absorbs motor back-feed energy and prevents DC bus overvoltage during industrial operations.
- Heavy-Duty Overload Capability – Supports up to 150% overload for temporary high inrush industrial loads.
- Wide Input Voltage Range – Ensures uninterrupted operation even during unstable utility conditions.
- Intelligent Battery Management – Optimizes battery charging, extends battery life, and supports self-aging battery testing.
- Remote Monitoring – SNMP compatibility with optional GSM alerts, remote management, event logging, and self-test functions.
- User-Friendly LCD Interface – Displays True RMS values, system status, alarms, operating parameters, and event history.
- Parallel Redundancy Support – Allows parallel UPS configuration for increased capacity and system redundancy.
Technical Specifications
| Power Capacity | 10–400kVA Online UPS |
|---|---|
| UPS Technology | True Online Double Conversion |
| Topology | Active Boost Topology with Galvanic Isolation |
| Input Configuration | Three Phase (3Ø + N + PE) |
| Input Voltage | 415VAC |
| Input Voltage Range | 330VAC – 470VAC |
| Input Frequency | 45–55Hz |
| Input Power Factor | >0.95 at Full Load |
| Output Voltage | 400VAC Three Phase (3Ø + N + PE) |
| 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 | MCB/MCCB Protection, Fast Acting Fuses, Electronic Overcurrent & Overvoltage Protection |
Comprehensive Support & Services
RAPSTECH provides complete lifecycle support to maximize the performance, reliability, and operational life of your SH933 Series UPS. Our experienced engineers ensure seamless installation, preventive maintenance, and rapid technical assistance for mission-critical applications.
- ✔ Professional installation and commissioning services.
- ✔ Preventive Maintenance (AMC) programs.
- ✔ On-site diagnostics and industrial technical support.
- ✔ Genuine spare parts and replacement components.
- ✔ SNMP configuration and remote monitoring assistance.
- ✔ Firmware updates, documentation, and technical guidance.
- ✔ Nationwide support from RAPSTECH certified service engineers.
Need More Information?
Our team of experts is ready to help you with product specifications, custom solutions, pricing, and any other details you need about the RapesTech UPS systems.
Get Expert Consultation