Delta Ultron Family NT Series 20 – 500 kVA

Delta UPS–Ultron Family NT Series, Three Phase 20 – 500 kVA

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Enterprise power customized for greatest reliability

The Ultron NT series is a three phase UPS featuring customized I/P-O/P ratings for various applications. With N+X parallel redundancy or expansion, it guarantees high availability and reliability for your critical loads.

The Ultron NT series offers continued seamless protection for your business even under 100% unbalanced loading conditions. Its economy mode improves efficiency by 4% to 7% and saves operating cost.


  • Available from 20 to 4,000 kVA (8 x 500 kVA in parallel).
  • Parallel redundancy without requiring extra hardware toincrease reliability.
  • Optional harmonic filter and 12-pulse rectifier.
  • Redundant auxiliary power and control circuit ensureshigher reliability.
  • Inbuilt maintenance and static bypass switch.


  • Multi-language LCD display and LED status indicators.
  • RS232, RS485 and six programmable dry contact outputs.
  • Compatible with generator installation and unbalanced loads.
  • Optional external battery cabinet for longer backup time.

Low Total Cost Of Ownership

  • Parallel expansion as your business grows and consequentlysaves initial investment.
  • Wide input voltage range extends battery lifetime.
  • Economy mode saves energy and operating cost.
  • Common battery installation saves initial investment.

Datasheet Delta Ultron Family NT Series 20 - 500 kVA