GPL12520-CSB Battery-12V52AH Long Life Rechargeable Battery

GPL Series

GPL 12520

Valve Regulated Lead Acid Battery

Maintenance-Free Sealed Lead Acid Battery.

Absorbent Glass Mat (AGM) technology for efficient gas recombination of up to 99%.

General: Design for Standby Power Applications

- Design Life: Up to 10 Years in Standby Service at 25℃ (77℉). Eurobat (20℃): >12 Years Very Long Life

- Operating Temperature Range: Nominal Operating Temperature: 25℃ (77℉). Discharge: -15℃ to 50℃ (5℉ to 122℉). Charge: -15℃ to 40℃ (5℉ to 104℉). Storage: -15℃ to 40℃ (5℉ to 104℉).

- Float Charging Voltage: 13.5 ~ 13.8 VDC/Unit at 25℃ (77℉)

- Equalization Charging Voltage: 14.4 ~ 15.0 VDC/Unit at 25℃ (77℉)

- Self Discharge: Less than 10% after 90 days, can be stored up to 6 months at 25℃ (77℉); fully recharging is required before usage, and charged sooner if stored at a higher temperature than 25℃ (77℉).

Specification: Design according to IEC 60896-21/22:2004

- Nominal Voltage: 12V (6 cells per unit)

- Nominal Capacity: 52 Ah @20-hour rate, 1.75V per cell @25℃ (77℉)

- Weight: Approx. 17.80 kg (39.23 lbs)

- Maximum Discharge Current: 500A (5 seconds)

- Internal Resistance: Approx. 5.1 mΩ

- Short Circuit Current: 1485A

- Maximum Charge Current: 15.60A

- Terminal types: I2 thread lead alloy terminal to accept M6 bolt

- Terminal tightening torque: 51.7±10.3 Kgf·cm / 44.9±9.0 Lbf·in / 5.10±1.0 N·m

- Container Material: PP (UL 94-HB); Flame Retardant (94-V0) available upon request

- Dimensions:

  - Length (L): 228.0±2.5 mm (8.98±0.10 inches)

  - Width (W): 138.4±1.5 mm (5.45±0.06 inches)

  - Container Height (h): 201.3±2.5 mm (7.93±0.10 inches)

  - Overall Height (H): 206.3±2.5 mm (8.12±0.10 inches)

Constant Current Discharge Characteristics Unit: A (25℃, 77℉)

| F.V/Time | 5MIN | 10MIN | 15MIN | 30MIN | 60MIN | 90MIN | 2HR  | 3HR  | 5HR  | 8HR  | 10HR | 20HR |

|----------|------|-------|-------|-------|-------|-------|------|------|------|------|------|------|

| 1.60V    | 225  | 155   | 116   | 67.2  | 38.5  | 27.7  | 21.7 | 15.2 | 9.66 | 6.35 | 5.17 | 2.66 |

| 1.67V    | 208  | 144   | 110   | 64.7  | 38.1  | 27.4  | 21.4 | 15.0 | 9.57 | 6.31 | 5.15 | 2.65 |

| 1.70V    | 195  | 138   | 108   | 63.6  | 37.8  | 27.3  | 21.3 | 14.9 | 9.53 | 6.28 | 5.14 | 2.64 |

| 1.75V    | 177  | 128   | 103   | 61.2  | 37.0  | 26.7  | 20.7 | 14.7 | 9.44 | 6.17 | 5.08 | 2.60 |

| 1.80V    | 159  | 119   | 95.7  | 58.7  | 35.7  | 26.0  | 20.3 | 14.3 | 9.22 | 6.04 | 4.94 | 2.56 |

| 1.85V    | 142  | 110   | 89.3  | 55.6  | 33.3  | 24.8  | 19.0 | 13.5 | 8.71 | 5.74 | 4.69 | 2.43 |

Constant Power Discharge Characteristics Unit: W (25℃, 77℉)

| F.V/Time | 5MIN | 10MIN | 15MIN | 30MIN | 60MIN | 90MIN | 2HR  | 3HR  | 5HR  | 8HR  | 10HR | 20HR |

|----------|------|-------|-------|-------|-------|-------|------|------|------|------|------|------|

| 1.60V    | 2392 | 1684  | 1290  | 770   | 447   | 325   | 250  | 176  | 114  | 74.7 | 61.6 | 31.7 |

| 1.67V    | 2176 | 1589  | 1235  | 748   | 445   | 323   | 247  | 175  | 113  | 74.4 | 61.2 | 31.6 |

| 1.70V    | 2081 | 1540  | 1208  | 737   | 443   | 322   | 246  | 174  | 112  | 74.2 | 60.7 | 31.4 |

| 1.75V    | 1914 | 1449  | 1160  | 710   | 434   | 315   | 242  | 171  | 111  | 73.9 | 60.3 | 31.3 |

| 1.80V    | 1747 | 1359  | 1093  | 683   | 419   | 308   | 235  | 169  | 110  | 72.4 | 59.5 | 30.7 |

| 1.85V    | 1584 | 1258  | 1031  | 649   | 395   | 295   | 223  | 161  | 105  | 69.6 | 56.7 | 29.4 |

Note: F.V/Time represents Float Voltage per Time.

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