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NU33TX Standalone Series Online UPS 10-40kVA

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NU33TX series in-built transformer three phase UPS applies advanced technology that increases performance and reliability.

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Description

NU33TX series in-built transformer three phase UPS applies advanced technology that increases performance and reliability: two high speed DSPs with completed digital control fully ensure high quality of power supply, high input power factor and low input current distortion. With in-built transformer, the NU33TX is providing more safety to critical load.

APPLICATIONS

IDC(Internet Data center),ISP,IT Room, Service Center, Precision instruments,Intelligent equipments

Main Feature

  • In-built galvanic isolation transformer
  • High input PF＞0.99;Input current THDi＜4%
  • Muti-protection, over-temperature protection with 8 sensors, over-load, battery under voltage, fan failures, short-circuit
  • Four circuit breakers, providing full protection when fault happens
  • Battery cold start
  • Battery management: smart charging control, auto maintenance, greatly extend the battery life
  • Parallel up to 8 units
  • Friendly operation interface, high-resolution LCD screen

SPECIFICATIONS

MODEL NU33TX010 NU33TX020 NU33TX030 NU33TX040
System Capacity 10kVA 20kVA 30kVA 40kVA
Input Dual Input Standard
Phase 3 Phase+Neutral+Ground,
380V/400V/415V(line-line)
Input Voltage Range 304~478Vac (line-line),full load;

228V~304Vac (line-line),load decreases linearly according to the min
phase voltage
Rate Frequency 50/60Hz
Input Frequency Range 40Hz～70Hz
Input PF >0.99
Input THDi <4% <3%
Bypass Rate Voltage 380/400/415VAC  (line-line)
Rate Frequency 50/60Hz
Input Voltage Range Settable, -40%～+25%
Bypass Frequency Range Settable, ±1Hz, ±3Hz, ±5Hz
Bypass Overload 125% long term operation; 130% for 10 mins;
150% for 1 min
Output Rate Voltage 380/400/415VAC  (line-line)
Voltage Regulation 1% for balance load; 1.5% for unbalance load
Rate Frequency 50/60Hz
Frequency Precision 0.1%
Output PF 0.9
Output THDu <1% , Linear load; <5.5%, Non-linear load
Crest Factor 3:1
Inverter Overload 110% for 1 hour; 125% for 10 mins ;150% for
1 min; >150% for 200 ms
Battery Voltage ±240VDC
Battery Number 40pcs (Settable: 32pcs-44pcs)
Voltage Precision ±1%
Charge Power up to 20% * Output active power
Battery Cold Start Optional
System Efficiency AC Mode 92.0%
ECO Mode 95.0%
Battery Mode 92.0%
Display LCD + LED + keyboard
IP Class IP 20
Interface RS232,RS485
Option SNMP Card, Parallel kit, USB, Programmable
Dry Contact
Temperature Operation: 0～ 40 ℃  Storge: -40 ～70 ℃
Relative Humidity 0 ～95% Non-condensing
Altitude <1000m. Within 1000m to 2000m, power derate
1% for every 100m rise
Noise (1 meter) 55dB @ 50% load
Applicable Standards Safety: IEC/EN 62040-1-1 EMC: IEC/EN
62040-2  Performance: IEC/EN 62040-3
Physical Weight (kg) 200 220 240 300
Dimension W*D*H (mm) 350*738*1335 500*840*1400

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