Cells Per Unit

6

Voltage Per Unit

12

Capacity

28W @ 15min-rate to 1.67V per cell @25

(77

)

7Ah @ 20hr-rate to 1.75V per cell @25

(77

)

Weight

Approx.2.51 kg(5.53 lbs)

Maximum Discharge Current

60A(5sec)

Internal Resistance

Approx. 21m

Operating Temperature Range

Nominal Operating Temperature Range

25

3

(77

5

)

Float Charging Voltage

13.5 to 13.8 VDC/unit Average at 25

(77

)

Recommended Maximum Charging

2.8A

Current Limit

Equalization and Cycle Service

14.4 to 15.0 VDC/unit Average at 25

(77

)

Self Discharge

CSB Batteries can be stored for more than 6 months at

25

(77

). Please charge batteries before using. For

higher temperatures the time interval will be shorter.

Terminal

C1-Faston Tab187/250

Container Material

ABS(UL 94-HB/File E50263)*Flammability resistance of

(UL 94-V0/File E88637) can be available upon request.

Discharge: -15

~50

( 5

~122

)

Charge: -15

~40

( 5

~104

)

Storage: -15

~40

( 5

~104

)

Constant Power Discharge Characteristics

Unit:W (25

,77

)

Constant Current Discharge Characteristics

Unit:A (25

,77

)

HC 1228W

12V 28W

Specification

Powered by

HC 1228W is specially designed for high efficient discharge

application. Its invisible terminals can be inserted PC board

directly. HC series battery can serve more tha n 260 cycles

at 100 % discharge in cycle service, up to 5 years in standby

service.

Width (W)

Dimensions :

Unit: mm (inch)

Overall Height (H)

Container height (h)

Length (L)

127.5±1.5 (5.0±0.06)

126±1.5 (4.96±0.06)

139.7±1.5 (5.5±0.06)

48±1.0 (1.89±0.04)

RA: 0812

F.V/Time

2MIN

4MIN

6MIN

8MIN

10MIN

15MIN

20MIN

30MIN

60MIN

90MIN

1.60V

48.6

38.2

31.3

27.2

23.3

18.0

14.9

11.6

7.33

4.75

1.67V

46.9

36.8

30.2

26.3

22.7

17.5

14.7

11.5

7.26

4.59

1.70V

45.2

35.4

29.3

25.5

22.1

17.0

14.4

11.4

7.19

4.43

1.75V

43.4

34.0

28.2

24.5

21.4

16.6

14.2

11.3

7.12

4.29

1.80V

41.4

32.6

27.1

23.6

20.8

16.3

14.0

11.2

7.03

4.14

1.85V

39.4

30.9

26.0

22.7

20.1

16.0

13.8

11.1

6.92

4.00

F.V/Time

2MIN

4MIN

6MIN

8MIN

10MIN

15MIN

20MIN

30MIN

60MIN

90MIN

1.60V

583

458

375

326

280

212

175

139

89.5

57.0

1.67V

563

442

361

315

273

207

173

138

88.6

55.1

1.70V

544

425

349

304

265

202

170

137

87.7

53.2

1.75V

522

408

337

293

258

197

167

135

86.8

51.5

1.80V

498

391

325

280

248

193

164

134

86.0

49.7

1.85V

473

371

312

268

239

187

161

133

85.1

48.0

CSB-manufactured

recognized components

under UL924 and UL1989.

CSB is also certified by

ISO 9001 and ISO 14001.