The power behind competitiveness Delta UPS–Ultron Family NT Series, Three Phase 20 - 500 kVA 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. Availability • Available from 20 to 4,000 kVA (8 x 500 kVA in parallel). • Parallel redundancy without requiring extra hardware to increase reliability. • Optional harmonic filter and 12-pulse rectifier. • Redundant auxiliary power and control circuit ensures higher reliability. • Inbuilt maintenance and static bypass switch. Flexibility • 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 consequently saves initial investment. • Wide input voltage range extends battery lifetime. • Economy mode saves energy and operating cost. • Common battery installation saves initial investment. Data Center Telecom Industrial Network Security Lab Medical Metro

Delta UPS–Ultron Family NT Series, Three Phase 20 - 500 kVA Technical Specifications Model NT-20K 30K 40K 50K 60K 80K 100K 120K 160K 200K 260K 320K 400K 500K Power Rating - kVA 20 30 40 50 60 80 100 120 160 200 260 320 400 500 Power Rating - kW 16 24 32 40 48 64 80 96 128 160 208 256 320 400 208/120, 380/220, 400/230, 415/240, 480/277 Vac (3 phase, 4-wire + G) ± 20% Current Harmonic Distortion < 3% (with optional rectifier or filter, full load) Frequency Output Nominal Voltage Voltage Range Input 50 or 60 Hz ± 5Hz Voltage 208/120, 380/220, 400/230, 415/240, 480/277 Vac (3 phase, 4-wire + G) Control...