Firstpower Tech. Co., Ltd.
Model No.: CFPV2250
Brand: firstpower
Type: Lead-Acid Batteries
Usage: Bus
Nominal Voltage: 2V
Discharge Rate: Medium Discharge Rate
Shape: Square Battery
Electrolyte: Acid
Installation: Fixed
Rechargeable: Chargeable
Deep Cycle Battery Factory: Back-up Battery
UPS Battery Factory: Solar Power Battery
High Ambient TEMPERATURE Battery: Sealed Lead Acid Battery
OUTDOOR BACK-UP BATTERY: Non-spilled Lead Acid Battery
Packaging: Carton & pallet packaging
Productivity: 2000, 000kvah/ Year
Transportation: Ocean,Land
Place of Origin: china
Supply Ability: 2000, 000kvah/ Year
Certificate: iso,UL,CE
Payment Type: L/C,T/T,D/P
Incoterm: FOB,CFR,CIF
Specifications
| Nominal Voltage | 2 V | ||
| Capacity (25℃) | 10HR(1.80V) | 250 Ah | |
| 3HR(1.75V) | 195Ah | ||
| 1HR(1.75V) | 134Ah | ||
| Dimension | Length | 206±2mm (8.11inch) | |
| Width | 124±1mm (4.88inch) | ||
| Height | 355±2mm (13.98inch) | ||
| Total Height | 390±2mm (15.35inch) | ||
| Approx. Weight | 20.2kg (44.5lbs)±5% | ||
| Terminal type | T10 | ||
| Internal resistance (Fully charged, 25℃) | Approx. 0.85mΩ | ||
| Capacity affected by temperature (10HR) | 40℃ | 102% | |
| 25℃ | 100% | ||
| 0℃ | 85% | ||
| -15℃ | 65% | ||
| Self-discharge (25℃) | 3 month | Remaining Capacity: 93% | |
| 6 month | Remaining Capacity: 85% | ||
| 12 month | Remaining Capacity: 72% | ||
| Nominal operating temperature | 25℃±3℃(77℉±5℉) | ||
| Operating temperature range | Discharge | -15℃~50℃(5℉~122℉) | |
| Charge | -10℃~50℃(14℉~122℉) | ||
| Storage | -20℃~50℃(-4℉~122℉) | ||
| Float charging voltage(25℃) | 2.25 to 2.30V Temperature compensation: -3mV/℃ | ||
| Cyclic charging voltage(25℃) | 2.30 to 2.35V Temperature compensation: -5mV/℃ | ||
| Maximum charging current | 50A | ||
| Terminal material | Copper | ||
| Maximum discharge current | 1000A(5 sec.) | ||
| Designed floating life(20℃) | 20 years | ||
◆ Gelled electrolyte technology;
◆ Tubular Positive Plate;
◆ ABS container.
Constant Current Discharge Characteristics (A, 25℃)
| F.V/TIME | 30min | 60min | 2h | 3h | 4h | 5h | 6h | 8h | 10h | 20h | 24h | 48h | 72h | 100h | 120h |
| 1.60V | 213 | 143 | 86.3 | 66.3 | 53.6 | 45.6 | 39.3 | 30.9 | 25.5 | 13.5 | 11.6 | 6.17 | 4.21 | 3.09 | 2.63 |
| 1.65V | 208 | 140 | 85.8 | 65.9 | 53.2 | 45.4 | 39.0 | 30.7 | 25.4 | 13.5 | 11.6 | 6.15 | 4.20 | 3.08 | 2.62 |
| 1.70V | 202 | 137 | 85.0 | 65.5 | 52.9 | 45.1 | 38.8 | 30.5 | 25.3 | 13.4 | 11.5 | 6.13 | 4.18 | 3.06 | 2.61 |
| 1.75V | 197 | 134 | 83.7 | 65.0 | 52.5 | 44.8 | 38.5 | 30.3 | 25.2 | 13.3 | 11.5 | 6.09 | 4.15 | 3.05 | 2.59 |
| 1.80V | 190 | 130 | 81.6 | 63.1 | 50.9 | 43.4 | 37.3 | 29.3 | 25.0 | 13.3 | 11.5 | 6.05 | 4.1 | 3.03 | 2.58 |
Constant Power Discharge Characteristics (Watt, 25℃)
| F.V/TIME | 30min | 60min | 2h | 3h | 4h | 5h | 6h | 8h | 10h | 20h | 24h | 48h | 72h | 100h | 120h |
| 1.60V | 397 | 271 | 167 | 130 | 105 | 89.9 | 77.4 | 61.1 | 50.6 | 27.0 | 23.4 | 12.5 | 8.6 | 6.3 | 5.4 |
| 1.65V | 389 | 267 | 166 | 129 | 104 | 89.4 | 76.9 | 60.7 | 50.5 | 26.9 | 23.3 | 12.4 | 8.6 | 6.3 | 5.4 |
| 1.70V | 378 | 260 | 164 | 128 | 104 | 88.8 | 76.4 | 60.3 | 50.4 | 26.8 | 23.2 | 12.4 | 8.5 | 6.3 | 5.3 |
| 1.75V | 368 | 255 | 162 | 127 | 103 | 88.2 | 75.8 | 59.9 | 50.1 | 26.7 | 23.1 | 12.3 | 8.5 | 6.2 | 5.3 |
| 1.80V | 355 | 247 | 157 | 124 | 99.8 | 85.5 | 73.6 | 58.1 | 49.8 | 26.5 | 23.0 | 12.2 | 8.4 | 6.2 | 5.3 |
Note: The above characteristics data can be obtained within three charge/discharge cycles.
BS approval
Typical Applications
Fire alarm systems
Solar lighting equipment
Outdoor telecommunication equipment
Product Categories : Main Power/Motive Battery > Main Power OPzV Battery
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