Brochure

Liebert
®
NXL™ On-Line UPS:
250-1100 kVA, 3-phase
Liebert NXL UPS Provides Reliable Power
Protection And Advanced Technology
For High Power Applications.
Higher Availability:
100% rated continuous duty bypass static switch—unfused.
Superior handling of present and future leading power factor
computer loads.
Short Circuit Withstand Rating (SCWR) withstand capability: 480V -
65kA, 100kA; 600V - 35kA, 65kA.
Color touch screen display improve user interface and reduce riskof
human error.
Built-in galvanic isolation provides proper grounding without
requiring a neutral.
Excellent dynamic performance.
Liebert ActiveStar
®
Digital Signal Processor (DSP) all
digital controls.
Multi-module congurations provide for greater total capacityand
module redundancy.
Module level redundant components—fans and power supplies.
Generator and utility friendly with low input current distortion.
Highest documented MTBF > 5 million hours.
Lowest Total Cost Of Ownership:
Front access for installation and service.
Reduced installation and service time.
Internal bypass backfeed breaker avoids the complication of a device in
the distribution switchgear that must be controlled from the UPS but trip
power provided from a source energized when the bypass is deenergized.
Up to 98% efciency when operating in Active Inverter Eco-Mode. Up to
94% operating efciency in dual conversion mode.
Optimized part-load efciencies.
Improved cable access results in faster installation.
Built-in battery cabinet breaker isolates string for ease of service.
Battery cabinet with interconnecting bussing reduces site cabling.
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.
Available in 250, 300, 400, 500, 625 and 750 kVA
single module models and multi-module systems, the
transformer-based Liebert NXL provides excellent dynamic
performance, with the ability to handle virtually any input
condition while still providing computer grade output
to critical loads.
Battery
Cabinet
Power Core
Maintenance
Bypass Cabinet
Liebert NXL—Stack Up Performance
100% Load
Low & High Line Conditions
40˚C / 104˚F Temperature
50% Clogged Air Filter
Fan Failure
High Altitude1500 Meters
Liebert NXL is designed to
handle all severe conditions
simultaneously and still
support 100% load with no
need for derating.
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