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Help CenterSealed Lead Acid Battery/Rechargeable Battery /4V4.5AH Emergency Light Battery/4V4.5AH
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Specifications
Sealed Lead acid battery 4V4.5AH, Rechargeable1.Low rate of self-discharge
2.Maintenance free
3.No pollution and no har
&Specifications
| 1)UPS battery /Rechargeable Battery/4V4.5AH Lead acid battery |
| 2)48*52*94MM |
| 3) 5-9 years Desigh life |
| 4) 10 years manufacturer |
| 5) 1 years warranty |
Battery Construction
COMPONENT |
Positive plate |
Negative plate |
Container |
Cover |
Safety valve |
Terminal |
Separator |
Electrolyte |
RAW MATERIAL |
Lead dioxide |
Lead |
ABS |
ABS |
Rubber |
Copper |
Fiberglass |
Sulfuric acid |
Charging Methods
Application |
Charging method |
Charging Voltage at 25°C |
Temperature compensation coefficient of charging voltage |
Max.charging current
|
Charging time 25°C(h) |
Temp (°C) |
|
|
100% discharge |
50% discharge |
||||||
|
For standby power source |
Constant voltage & Constant Current Charging (with current restriction) |
4.50-4.60V |
-6 mV/°C |
1.35A |
24 |
20 |
0~40 (32~ 104°F) |
|
For cycle service |
4.86-5.00V |
-10mV/°C |
1.35A |
16 |
10 |
||
*Temperature compensation of charging voltage is not needed.when using the batteries within 15°C to 35°C range.
Discharge Constant Current (Amperes at 77°F25°C)
F.V/Time |
5min |
10min |
15min |
30min |
45min |
1h |
2h |
3h |
5h |
8h |
10h |
20h |
1.60V |
15.8 |
12.6 |
9.00 |
5.18 |
3.69 |
2.93 |
1.58 |
1.14 |
0.77 |
0.51 |
0.42 |
0.23 |
1.65V |
15.3 |
12.2 |
8.55 |
5.09 |
3.65 |
2.90 |
1.56 |
1.13 |
0.77 |
0.51 |
0.42 |
0.23 |
1.70V |
14.4 |
11.3 |
8.10 |
4.95 |
3.60 |
2.88 |
1.55 |
1.13 |
0.77 |
0.50 |
0.42 |
0.23 |
1.75V |
12.6 |
9.45 |
7.65 |
4.68 |
3.56 |
2.84 |
1.53 |
1.11 |
0.77 |
0.50 |
0.42 |
0.23 |
1.80V |
11.3 |
8.10 |
7.20 |
4.05 |
3.51 |
2.79 |
1.49 |
1.08 |
0.76 |
0.50 |
0.41 |
0.22 |
& The battery can be used for
1.Emergency lighting system
2.UPS and computer standby power supply
3.Storage battery application
4.Alarm system
5.Telecommunication system
6.Solar energy generating system
7.Wind energy generating system
8.Fire-fighting equipment standby power supply
& 4V4.5AH Lead acid battery / Emergency battery/Rechrgeable battery Characteristics:
1. Excellent safety performance: No electrolyte leakage, battery swelling and cracking under normal use. |
|
2. Good discharging performance: With smooth discharging voltage and mild discharging platform.
|
|
3. Good shock-proof performance: The fully charged and completely fixed battery, with 4mm amplitude and 16.7HZ frequency do have a normal open circuit voltage without leakage, batteries swelling or cracking problem after one-hour vibration.
|
|
4. Good impact-proof performance: The fully charged battery is proved to maintian normal open circuit voltage and be without leakage or batteries swelling or cracking after droping three times from 20cm height naturally to a 1 cm-thick hardwood board.
|
5. Good resistance to overdischarge: In temperature of 25 degrees Celsius, the fully charged battery discharges with fixed resistance which is equivalent to the one required by 1 CA discharge of the battery for three weeks, and it can restore capacity over 75%. |
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