FR-UK33 Series

3 Phase Online Transformer-based UPS (10-600kVA)

The KEHUA FR-UK series medium/high power UPS uses the industry’s tried and tested phase-controlled rectification technology and power components and inverter module with excellent performance, as well as smart multi-mode battery management technology and a variety of power management software along with a reinforced combination cabinet structure to provide high quality and highly reliable uninterruptible sine wave power to loads and is cost effective and has a good user base.

The solution for

· Data Center
· Industry
· Medical

Technical Data

Our approach is distinctly innovative. We constantly seek new ways to increase client

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Advanced Technology

● Online double conversion
● Wide input voltage range
● IGBT inverter and output isolation transformer
● Advanced battery charging management
● Advanced no-master-slave parallel technology (optional)

Excellent Flexibility

● Allow 100% three phase unbalance loads
● Intelligent RS232/RS485 & DB9 dry contact communication port
● DC cold start function (optional)
● Intelligent battery monitor system-MMBM (optional)
● MODBUS & SNMP adapter (optional)

Green & Reliability

● High reliability DSP control
● Intelligent fan speed control
● Full protection function
● ECO mode and EPO function
● Efficiency 98% at ECO-mode
● 10,000 events logs
● Battery self-test function
● 12 Pulse rectifier (optional)
● Bypass isolation transformer (optional)


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