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SAG582135000
System Application Guide
Spec. No. 582135000 (Model LXP48F1)
Issue AE, January 31, 2007
Page 1 of 43
This document is property of Emerson Network Power, Energy Systems, North America, Inc. and contains confidential and proprietary information owned by Emerson Network Power, Energy
Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.
SYSTEM OVERVIEW
Description: -48VDC power system @ up to 555 Amperes, 25000 Watts max.
The Model LXP48F1 is a complete Power System containing power conversion,
intelligent monitoring and control, and distribution. An LXP Power System typically
consists of...
• Distribution Cabinets
The system always includes a minimum of one Distribution Cabinet, which
provides DC distribution through fuses and/or circuit breakers.
A variety of distribution options are available that provide combinations of load
distribution, and Low Voltage Load or Battery Disconnect. Each Distribution
Cabinet accepts Bullet Nose-type circuit breakers and TPS/TLS-type fuse
holders.
• Power Shelf
The system can include from one to three front access Power Shelves. The
Main Power Shelf houses the MCA and up to five (5) PCUs. Expansion Power
Shelves each house up to six (6) PCUs.
• MCA
Located in the Main Power Shelf, the Meter-Control-Alarm assembly (MCA)
controls the operation of all PCUs (17 max.) and provides system metering,
control, and alarm functions. The MCA features a Web Interface for
comprehensive remote monitoring and control capability.
• PCUs
Housed in the Power Shelves, the Power Conversion Units (PCUs) provide load
power, battery float current, and battery recharge current during normal operating
conditions.
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