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INDIVIDUAL DATA SHEETS

LC-X1224AP / LC-X1224P

For standby power supplies. Expected trickle life: Approx. 6 years at 25°C, Approx. 10 years at 20°C.

Dimensions (mm)

Terminal Type: LC-X1224AP: M5 threaded post LC-X1224P: M5 bolt and nut

45.5

1 6 5 2 + -

134 90

8.3 2.2 12

1 2 5 2 + 12 -

9.8

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

+

175 2

-

(a) The photo and dimensions represent LC-X1224AP

163.4

124

Specifications

Nominal voltage Rated capacity (20 hour rate) Length Width Height Total Height Dimensions

Approx. mass

12V 24Ah

165 mm 125 mm 175 mm

LC-X1224AP: 175 mm LC-X1224P: 179.5 mm

9.0 kg

Battery case resin: Standard (UL94HB) (note) Discharge characteristics (25C)

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

72A

48A

24A

6A

2.4A

1.2A

  • 0

    1

2

4 6 8 10 (Minute)

20

40 60

2

4 6 8 10 (Hour)

20

40

Characteristics

Duration of discharge

(note) Capacity (25C)

Internal resistance

Temperature dependency of capacity (20 hour rate)

Self discharge

(25C)

Charge Method (Constant Voltage)

Trickle use

20 hour rate (1.2A) 10 hour rate (2.2A) 5 hour rate (3.8A) 1 hour rate (14.0A) 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

24.0Ah 22.0Ah 19.0Ah 14.0Ah

9.80A

Approx. 11.0m

102 % 100 % 85 % 65 %

91%

82%

64%

Initial current

Control voltage

    • 3.60

      A or smaller

    • 13.6

      V to 13.8V

(per 12V cell 25C)

Duration of discharge vs. Discharge current

30

20 15

10

Duration of discharge

(Hour)

5 4 3

2 1.5

1 50 40

30

40˚C

25˚C

(Minute)

20

10

0˚C

  • -

    15˚C

5

(note)

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

3 0.3

0.5

1

3 5 7 10 Discharge current (A)

30

50

100

Sealed Lead-Acid Handbook, Page 61

January 2000

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