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INDIVIDUAL DATA SHEETS

LC-SA122R3AU

For main power supplies – Built-in thermostat type. This battery is designed for applications that will discharge from 0.05CA to 4 A drain. If you are interested in using this battery for an application with a different discharge current, please consult Panasonic.

Dimensions (mm)

Terminal Type: Pressure contact

11.5

10

182

180.5 160

  • +

    1.0

    • -

      0.5

23.85

  • +

    1.0

    • -

      0.5

22.3

1.0 - 0.5

+

0.7

11 10

18.5

61.7

22

13 14

Labels will vary, see page 72 for example of labels.

161.2 181.2

0.3

16.3 23

Battery case resin: Standard (UL94HB)

Discharge characteristics (25C) (note)

Specifications

Nominal voltage Nominal capacity (20 hour rate) Length Width Height Total Height Approx. mass Dimensions

12V 2.3Ah 182 mm

    • 23.85

      mm

    • 61.7

      mm

    • 61.7

      mm

    • 0.635

      kg

Terminal voltage (V)

14.4 13.8 13.2 12.6 12.0 11.4 10.8 10.2 9.6 9.0 8.4 7.8

  • 0

    1

2

4.0A

2.3A

0.75A

4 6 8 10

20

40 60

2

0.4A

0.115A

Duration of discharge

(Minute)

4 6 8 10 20

(Hour)

40

Characteristics

(note) Capacity (25C)

Internal resistance

Temperature dependency of capacity (20 hour rate)

Self discharge

(25C)

20 hour rate (115mA) 10 hour rate (220mA) 5 hour rate (410mA) 1 hour rate (l600mA) 1.5 hour rate discharge Cut-off voltage 10.5 V Fully charged battery

(25C)

40C 25C 0C

  • -

    15C

Residual capacity after standing 3 months Residual capacity after standing 6 months Residual capacity after standing 12 months

    • 2.30

      Ah

    • 2.20

      Ah

    • 2.05

      Ah

    • 1.60

      Ah

    • 1.10

      A

A p p r o x . 1 0 0 m

102 % 100 % 85 % 65 %

90%

80%

60%

Duration of discharge vs. Discharge current

30

20 15

10

Duration of discharge

(Hour)

5 4

3

2 1.5

1 50

40 30

0˚C

  • -

    15˚C

40˚C

25˚C

(Minute)

20

10

(note)

Cycle use

Charge

(6 to 15

Method

hours)

(Constant

Cycle use

Voltage)

(1.5 to 2

hours)

Initial current Control voltage Initial current Control voltage

    • 0.92

      A or smaller

    • 14.5

      V to 14.9 V

(per 12V cell 25C)

    • 1.80

      A or smaller

    • 14.7

      V to 14.9 V

(per 12V cell 25C)

(Note) The above characteristics data are average values obtained within three charge/discharge. Cycles not the minimum values.

5

3 30

50

100

300 500

1

(mA) Discharge current

3

(A)

5

10

Sealed Lead-Acid Handbook, Page 41

January 2000

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