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Li-ion rechargeable military battery system
28 V LBB
(Lithium-ion battery box)
Benefits
• Maintenance free
• Light weight
• Fast re-charge
• No ventilation required
Typical applications • Improved Target Acquisition
System
• Exportable power
• Defense
Safety features
• Electronics
Over-charge protection
Over-discharge protection
Over-current protection
Capacity (%) indicator
RS-422 communication available
(with built-in test and battery
status)
Over-ride pass-through switch
On/off switch
• Hardware
Pressure compensated box
Burst prevention mechanism
Carry handles
Arctic glove functional
Keyed connectors
Charger
• Current limited (31.8 V) charger
March 2007
Electrical characteristics
Voltage
OCV
Mid-discharge
Cut-off
Maximum charge
Capacity
+ 54° C
+ 21° C
- 32° C
Max discharge rate
Mechanical characteristics
Weight
Height
Width
Length
Qualifications
Transport
Altitude
Drop tested
Water proof
Vibration spectrum
Shock spectrum
Electromagnetic protection
31.8
28.8
24.0
32.0
V
V
V
V
>80 Ah
>80 Ah
>70 Ah
30 A
64
13.19
12.60
17.07
lbs/29 kg
in/335.0 mm
in/322.3 mm
in/433.6 mm
UN & DOT Approved
50,000 ft/15,240 m
3 ft
3 ft
full
full
(if required)
28 V LBB
Charge profile
24 A/32 V/ 6 Hr charge
40
160
30
140
Battery voltage
120
Charge current
25
100
20
80
15
60
Charge capacity
10
40
5
Charge capacity (Ah)
Battery voltage and current
35
20
0
0
0:0 0:30 1:00 1:30 2:00 2:30 3:00 3:30 4:00 4:30 5:00 5:50 6:00
Charge time (Hr:Min)
Fade/capacity over cycle life
90
30%
Battery capacity
85
Cell capacity (Ah)
70
20%
65
15%
60
10%
Capacity decrease
55
5%
50
0
100
200
300
400
500
Cycle
Saft America, Inc.
Space & Defense Division
107 Beaver Court
Cockeysville, MD 21030 - USA
Tel +1 410 771 3200
Fax +1 410 771 1144
www.saftbatteries.com
Doc N° 32014-2-0307
Edition: March 2007
Data in this document are subject to change without notice and
become contractual only after written confirmation by Saft.
Published by the Communications Department
Photo credit: Saft
Produced by Saft Space & Defense Division
600
700 0%
Capacity decrease (%)
25%
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