Data Sheet

Technical Specifications, BAU48/4
Inputs
Power Supply 40 to 60 VDC, <25 mA
Battery Input Voltage Measurement 4 inputs, 0 to 60 VDC
Alarm Output
Relay NO or NC
Relay Capacity Max Power: 60 W
Max Voltage: 60 VDC
Max Current: 2 A
Control and monitoring
LED Green - Power ON
Red - Fault
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©2008 Emerson Electric Co.
2008.11
Battery Asymmetry Unit (BAU)
DC Power for
Business-Critical Continuity™
Emerson Network Power
www.emersonnetworkpower.com
www.emersonenergy.com (Energy Systems, Europe)
www.emersonnetworkpower.com/energysystems
(Energy Systems, North America)
Alarm Set Points
Alarm Threshold Settings +/- 2.0 VDC
+/-1.75 VDC
+/-1.5 VDC
+/-1.0 VDC
+/-0.5 VDC
Mechanical and Environmental Parameters
Dimensions (H × W × D) 23 × 98 × 76mm or 0.9 × 3.9 × 3.0 Inch
Weight 0.2kg (0.4lbs)
Operating Temperature Range -10
℃
to 50
℃
(-14
℉
to 122
℉
)
Relative Humidity 95%
Accessories 4 battery fuses, 5A
Ordering Information
Product Name BAU48/4
Battery Asymmetry Unit
Powe Battery Midpoint Alarm Output
+ - 1 2 3 4
Power System
battery string 1
battery string 2
battery string 3
battery string 4
BAT-
BAT-
BAT-
BAT-
BAT+
BAT+
BAT+
BAT+
cable fuse 1
cable fuse 2
cable fuse 3
cable fuse 4