EVI 40000VA / 36000W Tower Online 3-Phase UPS

The EVI 40000VA / 36000W Tower Online 3-Phase UPS (EP-UPS40Y33OT) is a high-performance power protection solution designed for mission-critical environments where continuous power availability is essential. Featuring true online double-conversion technology with advanced DSP control, this UPS delivers clean, stable, and uninterrupted power to data centers, server rooms, industrial automation systems, telecommunications infrastructure, medical facilities, and enterprise IT environments.

With a robust 40kVA / 36kW capacity, the system provides superior protection against power outages, voltage fluctuations, surges, spikes, harmonics, and frequency variations, ensuring maximum uptime for critical equipment.

Advanced Online Double-Conversion Technology

The EVI EP-UPS40Y33OT utilizes Online Double-Conversion Technology, which continuously converts incoming AC power into DC and then back into clean AC output. This process completely isolates connected equipment from utility power disturbances.

Benefits:

• Zero interruption during power failures
• Consistent and stable output voltage
• Protection from surges, spikes, and electrical noise
• Enhanced equipment lifespan
• Ideal for sensitive IT and industrial equipment

The UPS provides an output transfer time of 0ms, ensuring seamless power continuity during utility power interruptions.

Powerful 40kVA / 36kW Performance

Designed for large-scale installations, the UPS delivers:

• Capacity: 40,000VA / 36,000W
• Output Power Factor: 0.9
• Three-Phase Input and Output
• High-efficiency power conversion
• Reliable support for critical loads

This high power factor allows businesses to maximize usable power while minimizing infrastructure costs.

Intelligent DSP Digital Control System

The advanced Digital Signal Processor (DSP) architecture enables:

• Faster system response
• Improved operational stability
• Enhanced fault detection
• Accurate power management
• Increased reliability under varying load conditions

The charging system, rectifier, and inverter utilize fully digital control technology for superior performance and efficiency.

N+X Parallel Redundancy for Maximum Availability

For organizations requiring higher levels of reliability, the UPS supports:

• N+X Parallel Redundancy
• Up to 4 UPS units operating in parallel
• Increased system capacity
• Improved fault tolerance
• Scalable power infrastructure

This feature is particularly valuable for data centers and mission-critical applications where downtime is unacceptable.

Wide Input Voltage & Frequency Range

The EVI UPS is engineered to operate efficiently under unstable utility conditions.

Input Voltage Range:

• 208V – 478VAC

Input Frequency Range:

• 40Hz – 70Hz

Benefits include:

• Reduced battery usage
• Enhanced battery life
• Improved performance in areas with inconsistent power supply

High Efficiency and Power Quality

PFC Technology

The UPS incorporates Power Factor Correction (PFC) technology to improve power efficiency and reduce energy waste.

Low Harmonic Distortion

• Input Current Harmonic Distortion: ≤3%

This helps reduce stress on electrical infrastructure while improving overall power quality.

ECO Mode

The built-in ECO Function enhances energy savings by optimizing operating efficiency while maintaining power protection.

Intelligent Battery Management

The UPS comes with inbuilt batteries and advanced charging technology.

Features:

• Intelligent charging management
• Extended battery lifespan
• Optimized charging cycles
• Enhanced battery performance

Additionally, the system supports an optional external battery pack for extended runtime requirements during prolonged power outages.

DC Start Function

Allows the UPS to start directly from battery power when utility power is unavailable.

7-Inch Touch LCD Display

The modern 7” Touch LCD Display provides real-time monitoring and intuitive control.

Display Information:

• Input voltage and frequency
• Output voltage and load status
• Battery condition
• UPS operating mode
• Alarm notifications
• System diagnostics

The touch interface simplifies operation and maintenance for administrators.

Comprehensive Communication & Monitoring Options

The UPS offers extensive connectivity for remote monitoring and management.

Standard Communication Ports:

• USB
• RS232
• RS485
• Parallel Port
• Dry Contact Interface

Optional Accessories:

• SNMP Card
• Relay Card

These communication options allow seamless integration into network management and building management systems.

Enhanced Safety Features

The EVI EP-UPS40Y33OT includes multiple protection mechanisms designed to safeguard connected equipment.

Safety Functions:

• Emergency Power Off (EPO)
• Overload Protection
• Short Circuit Protection
• Overcharge Protection
• Over-temperature Protection
• Fault Diagnostics and Alerts

These features help ensure safe and reliable operation in demanding environments.

Ideal Applications

The EVI 40000VA Online UPS is suitable for:

• Data Centers
• Enterprise Server Rooms
• Telecommunications Networks
• Industrial Automation Systems
• Manufacturing Facilities
• Medical Equipment
• Financial Institutions
• Security & Surveillance Systems
• Network Operations Centers

Conclusion

The EVI 40000VA / 36000W Tower Online 3-Phase UPS (EP-UPS40Y33OT) is a powerful, enterprise-grade power backup solution engineered to deliver exceptional reliability, scalability, and efficiency. With online double-conversion protection, DSP digital control, N+X redundancy, 0ms transfer time, intelligent battery management, and advanced monitoring capabilities, it provides the dependable power protection required for today’s critical business and industrial operations.