Specification:
1. Using oxygen recombination technology: maintenance-free 2. High quality AGM separator: extend cycle life and prevent micro short circuit 3. ABS case and non-spillable 4. Excellent safety performance: No electrolyte leakage, battery swelling and cracking under normal use. 5. High purity raw material: ensure low self discharge rate 6. High capacity and long service life. 7. Copper-coated Silver termimals. 8. High safety and fire-retardant, no leakage of corrosive gas or liquid.
Applications : 1)UPS(uninterruptible power supply) system
2)Emergency lighting system
3)Medical equipment and system
4)backup power system of boats, marine usages?
5)Photovoltaic system/Solar power system
6)Emergency Alarm system/Security system
7)Power plant and power transformer system
8)Control Equipment
9)Wire or wireless telecommunication stations
10)Signal system of railway stations, airports or ports etc.
11)Wind energy system
12)Petrochemical system
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Nominal Voltage
12 V
Capacity (25℃)
4AH---250AH
Internal resistance (Fully charged, 25℃)
Approx. 6.5mΩ
Capacity affected by temperature (10HR)
40℃
102%
25℃
100%
0℃
85%
-15℃
65%
Self-discharge (25℃)
3 month
Remaining Capacity: 91%
6 month
Remaining Capacity: 82%
12 month
Remaining Capacity: 65%
Nominal operating temperature
25℃±3℃(77℉±5℉)
Operating temperature range
Discharge
-15℃～50℃(5℉～122℉)
Charge
-10℃～50℃(14℉～122℉)
Storage
-20℃～50℃(-4℉～122℉)
?Float charging voltage(25℃)
13.50 to 13.80V Temperature compensation:-18mV/℃
?Cyclic charging voltage(25℃)
14.50 to 14.90V Temperature compensation:-30mV/℃
Maximum charging current
16.5A
Terminal material
Copper
Maximum discharge current
550A(5 sec.)
Designed floating life(20℃)
12 years
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