Liebert NX 250-800kVA

 
PRODUCTS

Liebert NX 250-800kVA
Enterprise-Scale UPS Protection For Medium And Large Data Centers

Introducing the Liebert NX 250-800kVA, a next generation three-phase UPS solution from Emerson Network Power. The Liebert NX delivers the best combination of availability, reliability and energy-efficiency. It presents an industry-leading features such as intelligent energy management that promotes efficient energy measures in the infrastructure and outstanding power protection technology that is designed to use less energy, generate less CO2, less space requirement in order to provide significant cost savings.

Rated Power kVA

250kVA

300kVA

400kVA

500kVA

600kVA

800kVA

Dimension

Width (mm)

1200

2400

Depth x Height (mm)

900 x 1900

Weight (kg)

850

900

1200

1850

1950

Input features (rectifier)

Rated input voltage

380/400/415VAC, 3-phase and 4-wire

Rated frequency

50Hz/60Hz

Input voltage range

325V ~ 478V

Input frequency range

40Hz-70Hz

Input power factor

>0.99

Input currect distortion (THD i)

< 3%

DC Parameter

Recharger output voltage regulation

1%

DC ripple voltage

< 1%

Output Parameter

Inverter output voltage

380/400/415VAC, 3-phase and 4-wire

Out power factor

0.9

Voltage
regulation

Steady state

< 1% typical value

Transient state

< 3% typical value

Transient response time

1%

Phase voltage symmetry with balance load

1%

Phase voltage symmetry with 100% unbalanced load

< 2%

THDv

100% linear load

< 2%

100% nonline load

< 5%

Bypass

Bypass input voltage

380/400/415VAC, 3-phase and 4-wire

Bypass voltage range

- 20% ~ + 15%, othe r values settable through software

System

Frequency precision (internal clock)

±0.05%

System efficiency (in Intelligent ECO mode)

up to 99.3%

Environmental Conditions

Operating temperature

0 ~ 40oC

Storage temperature

- 25 ~ 70*C (without battery)

Relative Humidity

0 ~ 95%, without condensation

Max operation altitude

< 1000m above sea level

Noise (1m)

< 74db

< 76db

Standard

IP 20

IP degree protection

Compatible safety standards:
IEC60950-1, IE C62040-1, UL1778,
Electromagnetic compatibilty IEC62040-2,
Design and test IEC62040-3

Note : Specifications are subject to change without any prior notification.

 

Technical Specifications

 

FEATURES

BENEFITS

Total cost of
ownership (TCO)

 

 

• Ultra high efficiency up to 95.3%
  in double conversion mode up
  to 99.3 % in intelligent ECO
  mode

• Reduces carbon footprint and
  saves significant energy cost

• Strong .9 o/p PF loading 
  capacity

• Provide 12% more active
  power(kW) than conventional
  architecture based UPS

• Wide voltage and frequency
  range

• Wide input parameter range
  ensure UPS always run on utility
  power results thus prolong
  battery life

• Highest power density in its
  range, accommodate 500 kVA
  in <1.1 MSq space

• High power density and small
  footprint deliver more kilowatts
  per square foot for efficient
  space utilization

Availability

 

 

• Intelligent Battery Management

• Maximizes battery performance,
  life and reliability

• Standard built-in D class
  lighting protection

• Integrated powerful protection
  against surges

• Input PF >.99 , THDi <5%

• Eliminate need for generator
  over sizing, excellent
  compatibility with generator

Adaptability

 

 

• Standard built in top and bottom
  cable exit

• Eliminate requirement for external
  enclosure and reduce complexity

• Standard built in LBS and smart
  parallel function

• Ensure trouble free installation
  and commissioning

Maintainability

 

 

• Granular design architecture

• Low Mean Time To Repair (MTTR)

• Standard manual bypass switch

• Trouble free maintenance

Infrastructure
Management

 

 

• Equipped with Advanced 
  Communication Options

• Compatible with most of the
  advanced communication 
  platform including SNMP,
  MODBUS etc
 

• User friendly multi-lingual
  intuitive large LCD HMI

• Intuitive LCD equipped with
  superior feature tracks multiple
  parameter simultaneously
  including efficiency graph etc

• Service and fault diagnosis
  powered by black box function

• Over 150 electrical parameter
  are monitored and updated in
  every 10ms

 

Features and Benefits