Delta EH-Series 20 kVA UPS 3-1 GES203EH320035

The Delta EH-Series 20kVA UPS (model GES203EH320035) is a robust, high-performance uninterruptible power supply system built for demanding environments requiring consistent and clean power. Designed with a 3-phase input and single-phase output configuration, this UPS delivers seamless power protection through online double-conversion technology. It ensures maximum reliability and performance for critical applications in data centers, industrial facilities, medical systems, and sensitive IT infrastructure. With advanced battery management, precise voltage control, and high operating efficiency, the EH-Series UPS is an ideal solution for continuous uptime in power-sensitive operations.

Product Features

20kVA capacity with 3-1 phase configuration
Engineered for environments that receive 3-phase power but require single-phase output, the EH-Series 20kVA UPS supports up to 18,000W of active power, ensuring reliable protection for high-demand systems.

True online double-conversion protection
Offers real-time isolation from grid inconsistencies like voltage spikes, frequency fluctuations, and power sags, ensuring safe and clean power delivery to sensitive electronic equipment.

Wide input voltage range for flexibility
Operates reliably across a wide input window (305–478 VAC), reducing reliance on batteries and enhancing system resilience in areas with unstable grid conditions.

High efficiency for energy savings
Delivers up to 95% efficiency in normal operating mode, minimizing energy waste and lowering total cost of ownership without sacrificing reliability.

Advanced battery management system
Supports sealed lead-acid or lithium-ion batteries and offers configurable charging current (1–4 A), extending battery life and optimizing charge cycles.

User-friendly LCD control panel
The built-in LCD interface provides real-time monitoring, system status, alarm indications, and easy navigation for configuration and diagnostics.

Flexible installation with compact design
Rack-mountable design fits well into existing IT environments, conserving valuable floor space while providing robust power protection.

Comprehensive communication options
Equipped with RS-232, USB, RS-485, SNMP, and AS-400 interfaces for seamless integration into network and facility management systems, supporting remote monitoring and control.

Product Specifications

• Model: Delta EH-Series 20kVA UPS (GES203EH320035)
• Rated power: 20,000 VA / 18,000 W
• Phase configuration: 3-phase input, 1-phase output (3-1)
• Input voltage range: 305–478 VAC
• Input frequency: 50/60Hz ±10% (auto-sensing)
• Input power factor: > 0.99 (at full load)
• Input current harmonic distortion (iTHD): < 3%
• Output voltage: 230 VAC (single-phase)
• Output frequency: 50/60Hz ±0.05Hz
• Battery type: Sealed lead-acid or lithium-ion (user-configurable)
• Battery voltage: 240 VDC
• Charging current: Configurable, 1–4 A
• Display: LCD user interface
• Communication ports: RS-232, USB, RS-485, SNMP, AS-400
• Dimensions (W x D x H): 260 x 620 x 717 mm
• Installation type: Rack-mountable
• Application: Data centers, industrial control systems, medical labs, telecom infrastructure