Emerson NXL 250 - Manual

AC Power
For Business-Critical Continuity™
Liebert ® NXL ™ UPS
250, 300, 400 kVA Single Module
High Availability UPS for Medium & Large Data Centers
Flexibility
Liebert NXL is designed for flexibility in
application, installation, operation, and
maintenance:
• Matching battery and maintenance bypass
cabinets for easy configuration.
•Top or bottom cable entry.
•Internal cabinet cable wiring simplifies
installation.
•Ship-ahead I/O section can be installed
before UPS installation.
Higher Availability
Availability is a primary consideration in any
UPS selection. Liebert NXL is inherently
reliable:
•Liebert ActiveStar
® Digital Signal Processor
(DSP) controls – no potentiometers.
•Redundant components – fans, power
supplies, communications cards.
•Provides superior handling of present and
future computer loads, up to 0.95 leading
power factor without derating.
•High input fault current capability .
•Color touch screen controls improve user
interface and reduce risk of human error.
•Excellent dynamic performance.
•Generator and utility friendly with low
current distortion.
Lowest Total Cost of Ownership
Liebert NXL addresses ownership costs with
intelligent design and operating efficiency:
•Front access for installation and service.
•Compact cabinets require less floorspace.
•Improved cable access results in faster
installation.
•Inter-cabinet cabling requires less hard
wiring.
•Built-in battery cabinet breaker isolates
string for ease of service.
•94% operating efficiency.
The industry’s most reliable power protection and advanced
technology has been combined into a new generation of
three-phase UPS systems for high power applications — the
Liebert NXL from Emerson Network Power.
The Liebert NXL provides excellent dynamic performance,
with the ability to handle virtually any input condition while
still providing computer grade output to critical loads.
The leader in large UPS system installations, Emerson offers
complete and unequalled support, including engineering
consultation, the largest and most wide-spread factory-
trained service organization, and the industry’s largest and
most advanced production and witness test facility.
Ideally Suited For:
•Enterprise data centers
•Industrial process equipment
•Laboratories
•Any application requiring high
levels of power availability and
computer-grade power quality