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NU31TS (Tower Online UPS) 10-40kVA

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NU31 series is online double-conversion UPS with full DSP control technology. With high input and output power factor.

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Description

NU31 series is online double-conversion UPS with full DSP control technology. With high input and output power factor, self- adjusting output frequency and network management, NU31 is a perfect choice for computers, telecommunication equipment and other sensitive devices.

APPLICATIONS

IDC (Internet Dater Center), network, servers and workstations, office etc

Main Feature

Common features for 10-40KVA

  • Full protection of overvoltage, circuit short and over temperature
  • Auto fan speed adjustment
  • Abundant interface：RS232,USB, SNMP and Intelligent Card
  • Parallel up to 4 units

Unique features for 10-20KVA

  • Output PF=1
  • Small size with higher power density
  • Digital Charger, adjustable from 1A to 5A
  • 12A charger for option, charging for large capacity batteries

SPECIFICATIONS

 MODEL  NU3110XL  NU3115XL  NU3120XL  NU3140L
Capacity 10kVA 15kVA 20kVA 40kVA
Phase Three phase in，Single phase out
 Input voltage range 190VAC~499VAC 228VAC~478VAC
 100% load@ >305VAC, 90% load@ >266VAC75% load@ >228VAC, 50% load@ >190VAC  100% load@ >305VAC90% load@ >266VAC

75% load@ >228VAC
Input PF 0.99
Input THDi ≤4% (100% Linear load) <3% (100% Linear load)
Input frequency range 40Hz-70Hz
Output PF 1 0.9
Output voltage 220V/230V/240V
Voltage regulation 1%
THDu 1% (full linear load ) 3% (full non-linear load ) 1% (full linear load ) 5% (full non-linear load )
Battery voltage 192VDC ±240VDC
Battery type/number External
 System efficiency Normal :94.5%; Normal :95%
ECO :98%;
 Noise(1 meter away)  <53dB@<70%load;66dB@>70%load 65dB @ 100%load 62dB @ 45%load
 Overload capability (Inverter mode) 110%:for 10 min ;130%:for 1 min ;150%:for 30 sec (shut down the bypass after 1 min)
 Overload capability (Battery mode)  110%: shut down after 10 min; 125%:shut down after 10 sec;>125%: shut down after 1 sec
Crest factor 3:1
Display LED+LCD 10.4″ color touch screen LCD+LED
 Interface Standard:RS232,EPOOptional: RS485,USB, SNMP, Dry contacts  Standard: RS232, RS485 USB, Dry contactsOptional: SNMP, parallel kit Battery cold start
 W*D*H(mm)  190*485*336  190*485*480  190*485*480  600*980*950
 Weight(kg)  22  33  33  170

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