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Home > HC Series
| HC1228W |
| 12 V |
28.0w/cell |
| HC1228W
is specially designed for high efficient
discharge application. Its invisible
terminal can be inserted PC board
directly. HC series battery can serve
more than 260 cycles at 100% discharge
in cycle service, or three to five
years in standby service. |
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|
 Specification |
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| Capacity |
28W @ 15 minute-rate to 1.67V per cell
@ 25°C (77°F) |
| Weight |
Approx. 2.51kg. (5.5 lbs.) |
| Maximum Discharge Current
|
60A (5sec.) |
| Internal Resistance Approx.
|
Approx. 21mΩ |
| Operating Temperature
Range |
Discharge : -20°C~50°C ( -4°F~122°F)
Charge : 0°C~40°C (32°F~104°F)
Storage : -20°C~40°C ( -4°F~104°F) |
| Nominal Operating Temperature
Range |
25°C ± 3°C (77°F
± 5°F) |
| Float Charging Voltage
|
13.5 to 13.8 VDC/unit Average at 25°C
(77°F) |
| Recommended Maximum Charging
current limit |
2.8A |
| Equalization and Cycle
Service |
14.4 to 15.0 VDC/unit Average at 25°C
(77°F) |
| Self Discharge |
CSB Batteries can be stored for more
than 6 months at 25°C (77°F) Please charge batteries
before using. For higher temperatures the time interval will
be shorter |
| Terminal |
Faston Tab 187/250 |
| Container Material |
ABS (UL94-HB)*Flammability resistance
of UL94-V2 can be available upon request. |
| Dimensions |
|
| Constant Current Discharge Characteristics
Unit:Amperes (25°C,77°F) |
| F.V/Time |
2MIN |
4MIN |
6MIN |
8MIN |
10MIN |
15MIN |
20MIN |
30MIN |
60MIN |
90MIN |
| 1.60V |
48.58 |
38.17 |
31.25 |
27.17 |
23.33 |
17.33 |
15.42 |
11.58 |
7.71 |
4.75 |
| 1.67V |
46.94 |
36.59 |
29.90 |
26.12 |
22.57 |
16.74 |
14.89 |
11.40 |
7.58 |
4.52 |
| 1.70V |
46.25 |
35.92 |
29.33 |
25.67 |
22.25 |
16.50 |
14.67 |
11.33 |
7.53 |
4.43 |
| 1.75V |
43.96 |
34.25 |
28.20 |
24.54 |
21.46 |
16.12 |
14.46 |
11.25 |
7.51 |
4.28 |
| 1.80V |
41.67 |
32.58 |
27.08 |
23.42 |
20.67 |
15.75 |
14.25 |
11.17 |
7.49 |
4.14 |
| 1.85V |
39.38 |
30.91 |
25.95 |
22.29 |
19.88 |
15.37 |
14.04 |
11.09 |
7.47 |
3.99 |
| Constant Power Discharge Characteristics
Unit:Watts (25°C,77°F) |
| F.V/Time |
2MIN |
4MIN |
6MIN |
8MIN |
10MIN |
15MIN |
20MIN |
30MIN |
60MIN |
90MIN |
| 1.60V |
583.00 |
458.00 |
375.00 |
326.00 |
280.00 |
208.00 |
185.00 |
139.00 |
92.50 |
57.00 |
| 1.67V |
563.40 |
439.10 |
358.90 |
313.40 |
270.90 |
201.00 |
178.70 |
136.90 |
91.03 |
54.34 |
| 1.70V |
555.00 |
431.00 |
352.00 |
308.00 |
267.00 |
198.00 |
176.00 |
136.00 |
90.40 |
53.20 |
| 1.75V |
527.50 |
411.00 |
338.50 |
294.50 |
257.50 |
193.50 |
173.50 |
135.00 |
90.15 |
51.45 |
| 1.80V |
500.00 |
391.00 |
325.00 |
281.00 |
248.00 |
189.00 |
171.00 |
134.00 |
89.90 |
49.70 |
| 1.85V |
472.50 |
371.00 |
311.50 |
267.50 |
238.50 |
184.50 |
168.50 |
133.00 |
89.65 |
47.95 |
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