Rsun Power Technology Co.,Ltd
                                                                                                           
Verified Supplier
24 Years
Since 2002
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15KVA 3-Phase Input Single-Phase Output Online Double Conversion UPS with 96.5% Efficiency and RS232/USB Connectivity

Price Negotiable
Price: Negotiation
MOQ: 5
Delivery Time: 25 working days
Brand: RSUN or OEM service
Product Description
Product Overview

The RSUN DT31 series represents advanced three-phase online UPS systems featuring true double-conversion technology. With 15KVA/15KW capacity, these units deliver reliable power protection for critical infrastructure and sensitive electronic equipment.

Key Features
  • True online double-conversion architecture for maximum protection
  • 3-phase input / 1-phase output configuration
  • Configurable battery bank: 16-20 cells with programmable charging current (1-12A)
  • Comprehensive protection against overload, surge, and short circuit
  • Built-in Emergency Power Off (EPO) function
  • Standard RS232 and USB interfaces with optional SNMP module
  • High efficiency: >96.5% peak efficiency, >98.5% in ECO mode
  • Active power factor correction (PF ≥ 0.99)
Technical Specifications
Model DT31-10K DT31-15K DT31-20K
Capacity 10kVA / 10KW 15kVA / 15KW 20kVA / 20KW
Input Voltage Range 190-520 VAC (3-phase) @ 50% load; 305-478 VAC (3-phase) @ 100% load
Output Voltage 208/220/230/240VAC with ±1% regulation
Frequency Range 46-54 Hz or 56-64 Hz
Transfer Time 0ms (instantaneous transfer between modes)
Dimensions 550×190×500 mm
Operating Temperature 0-40°C (non-condensing)
Application Scenarios
  • Information Technology: Enterprise servers, edge computing, cloud platforms
  • Telecom Networks: Mobile stations, core routers, ISP backbone nodes
  • Banking & Finance: ATM systems, transaction servers, digital banking
  • Transportation Systems: Air, rail, and logistics control infrastructure
  • Government Services: e-Government platforms and public safety communications
  • Industrial Environments: Smart manufacturing, automation, control systems
  • Energy Sector: Smart grids, renewable energy farms, oil & gas telemetry
Frequently Asked Questions
Can I try a unit before bulk ordering?
Yes, we offer sample units and you can request different models for comparison testing.
How fast can I get my order?
Samples ship in approximately one week. Standard production time for larger orders is about 25 business days.
Do you have a minimum order limit?
No minimum order requirements - we welcome single-unit orders for evaluation purposes.
Can you print my logo on the UPS?
Yes, custom branding is available. Please provide your logo early in the ordering process.
What warranty do you offer?
We provide limited 1-3 year warranty coverage depending on model, covering product defects and core functionality.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Rsun Power Technology Co.,Ltd
Location Block 1, NO. 46, Xianfeng Road, Mingcheng Town, Gaoming District, Foshan, Guangdong, China
Contact Person Bella

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