WP7.2-12 - ETT

RECHARGEABLE
SEALED LEAD ACID BATTERY
Revision 3.7
WP7.2-12
Specifications
Nominal Voltage (V)
12V
Nominal Capacity
20hour rate ( 0.36A
10hour rate ( 0.72A
5hour rate ( 1.22A
1C
( 7.2A
3C
( 21.6A
Dimensions
mm(inch)
Weight
to
to
to
to
to
10.50V )
10.50V )
10.20V )
9.60V )
9.60V )
Approx. 2.45kg(5.39Lbs.)
Internal Resistance (at 1KHz)
22 mΩ
6.35
(0.25)
4.75
(0.19)
7.2Ah
6.84Ah
6.12Ah
3.24Ah
2.52Ah
0.8
(0.03)
0.8
(0.03)
Maximum Discharge Current for
30 seconds :
144A
F1
F2
Maximum Discharge Current for
5 seconds :
288A
Operating Temperature Range
Charge
Discharge
Storage
65 ±1(2.56 ±0.04)
0℃(32℉) to
-15℃(5℉) to
-15℃(5℉) to
40℃ (104℉)
50℃ (122℉)
40℃ (104℉)
151 ±1(5.94±0.04)
94 ±1(3.70±0.04)
1 month
3 month
6 month
12V 7.2Ah
92％
90％
80％
Pr o
:14.4-15.0V(20 )
:13.5-13.8V(20 )
MH16982
ce
du r
at
ed
102±1(4.02±0.04)
Charge Retention (shelf life) at 20℃ (68℉)
c er t i f i c
Charging Methods at 20℃ (68℉)
Cycle use:
VdS
G101163
Charging Voltage 14.4 to 15.0V
Maximum Charging Current：2.16A
(v)
Discharge Time VS. Discharge Current (20℃)
FOR 12V
BATTERY
Standby use :
Float Charging Voltage 13.50 to 13.80V
13.0
12.0
11.0
10.0
21.6A
4.32A
7.2A
14.4A
2.88A
0.684A 0.36A
1.44A
9.0
8.0
1
2
4
6
8 10
20
40
60
2
minutes
4
6
8 10
20
hours
Discharge Time
Life expectancy :
Cycle Use：
100% depth of discharge 200 cycles
80% depth of discharge 225 cycles
50% depth of discharge 500 cycles
Standby Use：
3~5years
Case Material
ABS
(Option： 94-HB & 94V-0 flame retardant case)
Terminal
F1 or F2
廣隆光電科技股份有限公司 Kung Long Batteries Industrial Co., Ltd.
南投市自立三路 6 號
NO. 6 TZU-LI 3 ROAD NANTOU CITY TAIWAN
TEL: +886-49-2254777 ~8 FAX: +886-49-2253607

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