DeNA CP645
Voltage (V) : 6
Capacity 10hr (Ah): 4.5
Dimensions : 70 x 47 x 100 mm (L x W x H)
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Performance Characteristics
| Nominal Voltage | 6V |
| Number of cell | 3 |
| Design Life | 5 years |
| Nominal Capacity 77°F (25°C) | |
| 20 hour rate (0.225A, 5.25V) | 4.5Ah |
| 10 hour rate (0.44A, 5.25V) | 4.4Ah |
| 5 hour rate (0.72A, 5.25V) | 3.6Ah |
| 1 hour rate (3.06A, 4.8V) | 3.06Ah |
| Internal Resistance | |
| Fully Charged battery 77°F (25°C) | 19.8mOhms |
| Self-Discharge | |
| 3% of capacity declined per month at 25°C (average) | |
| Operating Temperature Range | |
| Discharge | -20~60°C |
| Charge | -10~60°C |
| Storage | -20~60°C |
| Max. Discharge Current 77°F (25°C) | 67.5A(5s) |
| Short Circuit Current | 225A |
| Charge Methods: Constant Voltage Charge 77°F (25°C) | |
| Cycle use | 7.2-7.4V |
| Maximum charging current | 1.8A |
| Temperature compensation | -15mV/°C |
| Standby use | 6.75-6.9V |
| Temperature compensation | -10mV/°C |
General Features
- Absorbent Glass Mat (AGM) technology for efficient gas recombination of up to 99% and freedom from electrolyte maintenance or water adding.
- Positive and negative plates in lead-calcium-tin alloy
- Stable quality & high reliability
- Sealed construction
- Maintenance-free operation
- Low pressure venting system
- Low self discharge
- High rate discharge
- Valve Regulated Lead Acid (VRLA) battery
- V0 Class Flame-Retardant ABS (UL94V-0) container and cover is optional
- Six months shelf life at 25°C
- Design life 8-10 years depend on temperature, float charging*
Dimensions and Weight
| Length(mm / inch) | 70 / 2.76 |
| Width(mm / inch) | 47 / 1.85 |
| Height(mm / inch) | 100 / 3.93 |
| Total Height(mm / inch) | 105 / 4.13 |
| Approx. Weight(Kg / Ibs) | 0.74 / 1.63 |
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