NP55-12B EnerSys, NP55-12B Datasheet
NP55-12B
Manufacturer Part Number
NP55-12B
Description
LEAD ACID BATTERY, 12V, 56AH
Manufacturer
EnerSys
Datasheet
1.NP55-12B.pdf
(2 pages)
Specifications of NP55-12B
Battery Capacity
56Ah
Battery Voltage
12V
Battery Technology
Lead Acid
External Height
228mm
External Width
138mm
External Depth
229mm
Weight
39.7lb
Battery Terminals
Bolt
Height
8.15"
Lead Free Status / RoHS Status
na
•
•
•
•
•
•
•
•
•
NOMINAL VOLTAGE: 12V
NOMINAL CAPACITY:
WEIGHT (approx.): 39 pounds (17.7kgs)
ENERGY DENSITY (20 hr. rate):
SPECIFIC ENERGY (20 hr. rate):
INTERNAL RESISTANCE OF CHARGED
BATTERY:
MAXIMUM DISCHARGE CURRENT
MAXIMUM SHORT-DURATION
OPERATING TEMPERATURE RANGE:
WITH STANDARD TERMINALS:
DISCHARGE CURRENT:
1.45 WH/cubic inch (90 WH/liter)
17 WH/pound (38 WH/kg)
7.8 milliohms (approx.)
150 amperes
500 amperes
CHARGE
DISCHARGE -4
20 hr. rate of 2.81A to 10.5V 56.3Ah
10 hr. rate of 5.14A to 10.5V 51.4Ah
5 hr. rate of 9.52A to 10.2V 48.1Ah
1 hr. rate of 37.8A to 9.60V 37.8Ah
S p e c i f i c a t i o n s
5
(-20
(-15
0
0
F to 122
F to 140
0
0
C to 60
C to 50
0
0
F
F
0
0
C)
C)
TM
•
•
•
•
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•
CHARGE RETENTION (shelf life)
LIFE EXPECTANCY:
100% depth of discharge
50% depth of discharge
30% depth of discharge
SEALED CONSTRUCTION:
STANDARD TERMINAL:
HOUSING MATERIAL: PP Resin
OPTIONAL:
STANDBY USE
CYCLE USE (approx.):
at 68˚F (20˚C):
1 month
3 months 91%
6 months 85%
Can be operated in any position
without leakage.
Universal or options
in terminal diagram
Container and cover made from
Flame Retardant PP
(UL94-V0/L.O.I.>28%)
97%
3 to 5 years
1200 cycles
250 cycles
550 cycles
Dimensions
DIMENSIONS: INCHES (MM)
Terminal
Note:
Dimensions are in inches (mm)
Tolerances are -
and -
dimensions.
Terminal height
above cover
Terminal
Type
MG
NB
MJ
AP
+
Standard
B
U
0.08 in. (-
U Positive
Terminal
U Negative
Terminal
21.1
26.9
21.1
36.3
21.1
mm
3.3
NP55-12
+
+
2mm) for height
0.04 in. (-
0.13
0.83
1.06
0.83
1.43
0.83
ins
Publication No: US-NP55-12-01 • May 2003
RECOGNIZED BY UL, File No. MH 14328
+
1mm)
Sealed Rechargeable
12V, 56.3Ah
NP55-12FR
Lead-Acid Battery
Automotive Type
NB Terminal
MG Positive
NP55-12
AP Positive
Optional
MJ Terminal
Automotive Type
MG Negative
AP Negative
NP
B Terminal
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NP55-12B Summary of contents
Page 1
... Terminal U Negative Automotive Type Automotive Type Terminal AP Positive AP Negative NP55-12 mm ins 3.3 0.13 21.1 0.83 NB Terminal B Terminal 26.9 1.06 21.1 0.83 36.3 1.43 21.1 0.83 + 0.04 in 1mm) + 2mm) for height MJ Terminal RECOGNIZED BY UL, File No. MH 14328 Publication No: US-NP55-12-01 • May 2003 ...
Page 2
... NUMBER OF CYCLES When the battery will be used by current in excess of 3C, consult with EnerSys, Inc. prior to use. CHARGING METHODS (At 20ºC) CAUTION •Avoid short circuit •Do not charge in a sealed container. EnerSys Inc. P.O. Box 14145 Reading, PA 19612-4145 ...