Delta UPS153R6RT2N035 RT-Series 15 kVA UPS

The Delta RT-Series 15kVA UPS (model UPS153R6RT2N035) is a high-performance, true online double-conversion uninterruptible power supply system engineered to protect mission-critical equipment from power interruptions and fluctuations. With a full 15kVA/15kW output capacity and a compact rackmount form factor, this UPS is ideal for data centers, large server rooms, and industrial facilities requiring uninterrupted and stable power delivery. It offers high energy efficiency, scalable battery support, and advanced monitoring interfaces for modern power infrastructure.

Product Features

15kVA/15kW output with unity power factor
Delivers full active power output without derating, supporting demanding IT and industrial equipment with high efficiency.

Online double-conversion architecture
Provides continuous, isolated, and regulated power output, protecting connected loads from surges, brownouts, frequency variation, and electrical noise.

Wide input voltage range with linear derating support
Operates between 100–280V input, with linear derating from 100V, offering excellent adaptability to unstable grid conditions.

Multiple configurable output voltages
Supports 200, 208, 220, 230, and 240 VAC (single-phase), allowing integration with various power infrastructures and global standards.

High efficiency for cost-effective operation
Achieves up to 95.5% efficiency in online mode and up to 99% in economy mode, reducing energy loss and cooling costs.

Hot-swappable internal battery support
Equipped with 20 sealed lead-acid batteries (9Ah each), offering scalable backup runtime and allowing battery replacement without system shutdown.

Advanced charging system
Default charging current of 1.5 A, configurable up to 8 A, ensuring optimal charge cycles and extended battery lifespan.

Versatile output connections for flexible deployment
Includes IEC C13, IEC C19, and terminal block outputs to support mixed load types in server rooms and industrial installations.

Low output harmonic distortion (THD)
Maintains THD below 2% with linear loads, ensuring clean power for sensitive electronics and IT equipment.

Multilingual graphic LCD interface
Intuitive display panel provides real-time system information, event logs, and configuration settings for simplified management.

Comprehensive communication interfaces
Supports integration with network management systems via USB, RS232, RS485, SNMP (via MINI slot), and dry contacts for alarms and automation.

Product Specifications

• Model: Delta RT-Series 15kVA UPS (UPS153R6RT2N035)
• Rated power: 15,000 VA / 15,000 W
• Input voltage range: 100–280 VAC (single-phase, 2-wire + ground)
• Input frequency: 40–70Hz
• Input power factor: > 0.99 (at full load)
• Input harmonic distortion: < 3%
• Input connection: Terminal block x1
• Output voltage: 200/208/220/230/240 VAC (single-phase, selectable)
• Output frequency: 50/60Hz ± 0.05Hz
• Output power factor: 1.0
• Output voltage THD: < 2% (with linear load)
• Overload capacity:
  • ≤105%: continuous
  • 106–125%: 5 minutes
  • 126–150%: 1 minute
  • 150%: 500 ms
• Output connections:
  • 6 x IEC C13 (non-managed)
  • 4 x IEC C19 (non-managed)
  • 1 x IEC C19 (managed)
  • 1 x terminal block
• Battery configuration: 20 x 9Ah batteries
• Battery voltage: 240 VDC
• Charging current: 1.5 A (default), up to 8 A (maximum)
• Efficiency:
  • Normal mode: Up to 95.5%
  • Economy mode: Up to 99%
• Noise level: < 50 dB
• Display: Graphic LCD with multilingual interface
• Communication ports:
  • 1 x MINI slot
  • 1 x USB
  • 1 x RS232
  • 1 x RS485
  • 1 x REPO/ROO
  • 4 x dry contacts
• Dimensions (W × D × H): 440 x 750 x 218 mm
• Application: Data centers, enterprise IT, industrial automation, telecom systems