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Page Title:
Chapter 2: SPECIFIC DATA FOR EACH INDIVIDUAL BATTERY TYPE |
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  TM 11-6140-203-14-3
CHAPTER 2
SPECIFIC DATA FOR EACH INDIVIDUAL BATTERY TYPE
SECTION I. BATTERY STORAGE BB-422/U
2-1. Tabulated Data for BB-422/U (fig. 2-1)
Type ................................ .......... Nickel cadmium (vented).
Negative (charged) ................ Cadmium.
Number of Cells......................... 19.
Separator material ................. Plastic laminate.
Type of cell................................ B8431/U.
Cell case material
Molded nylon or
Electrolyte ................................ . Potassium hydroxide (KOH), 31
Acrylonitile,
percent (by weight) in distilled
Butediene-
water.
Styrene (ABS).
Operating- Range:
Temperature ....................... -40° F. (-40°C.) to 125°F.
C
2-2. Weight and Dimensions of BB-422/U
(51.7°C.).
Battery, Storage BB-422/U (NSN 6140-00-789-
2118) weighs 32 pounds. The battery is
Atmospheric pressure ......... Sea level to 10,000 feet (20.6
711/32 inches high, 53/4 inches wide and
inches of mercury 0.1).
12Yt6 inches deep. Refer to figure 2-1 for BB-
Storage:
422/U parts location.
Duration.............................. Unlimited, regardless of state of
charge.
2-3. Physical Characteristics of BB-431/U
Temperature ............................. ..-65°F. (-53.9°C.) to 165°F.
(Cell)
(73.9°C.).
The overall dimensions of Battery, Storage
Atmospheric pressure ................ Sea level to 50,000 feet 3.4
BB-431/U (cell) (NSN 6140-00-014-6583) are
inches
661/64 inches high, 27/" inches wide, 15/64
of mercury 0.1).
inches deep, and it weighs 11/2s pounds.
Electrical Data:
Refer to figures 2-2,and 2-3 for parts location
Rating................................ . 14 ampere-hous.
and cell layout for the BB-422/U.
Current at rated load (2.8
amperes):
Temperatures between 0. F.
(-17.8°C.), and 125°F.
(51.7°C.) ............................ 2.8 amperes for approximately 5
hours.
Temperatures between 0°F.
(-17.8°C.), and -40°F.
(-40°C.).............................. 2.8 amperes for approximately 3
hous.
Voltage:
Open circuit ........................ .Approximately 25 volts (fully
charged, with a 24-hour rest
period).
Under rated load (2.8 amperes):
Temperatures between 75°
F. (23.9°C.) and 84°F.
(28.9°C.) ............................ 22 volts for approximately 5
hous.
Temperatures between 0°F.
(-17.8°C.) and -40°F.
(-40°C.).............................. 22 volts for approximately 3
hours.
Figure 2-2. Battery, Storage BB-431/U (Cell),
Battery terminal links:
Parts Location.
Material ............................. Nickel-plated copper.
Number .............................. 18.
Cell plate materials:
Positive............................... Nickel Oxide
2-1
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