Shenzhen Topband Battery Co., Ltd
A professional manufacturer of LiFePO4 battery / lithium iron phosphate, dedicated to designing, researching, manufacturing, and exporting LiFePO4 batteries( cell & pack & energy storage system) to
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Topband Integrated 48V 30Ah LiFePO4 Battery Power system for 5G base station
1. General Information
This specification defines the performance of rechargeable LiFePO4 battery pack TB4830F-T110A-5G manufactured by Shenzhen Topband Battery Co., Ltd, describes the type, performance, technical characteristics, warning and caution of the battery pack.
2. Specification
| NO | Items | TB4810F-T110A-5G | TB4820F-T110A-5G | TB4830F-T110A-5G | ||
| Battery specification | ||||||
| 2.1 | Normal capacity | 10Ah | 20Ah | 30Ah | ||
| 2.2 | Nominal energy | 512Wh | 1024Wh | 1536Wh | ||
| 2.3 | DC discharge nominal voltage | 51.2Vdc (LFP-16S) | 51.2Vdc (LFP-16S) | 51.2Vdc (LFP-16S) | ||
| 2.4 | Rang of DC discharge voltage | 58.4~40Vdc | 58.4~40Vdc | 58.4~40Vdc | ||
| 2.5 | Internal resistance | ≤200mΩ@1kHz AC | ≤100mΩ@1kHz AC | ≤100mΩ@1kHz AC | ||
| 2.6 | DC normal charge voltage | 58.4±0.2Vdc | 58.4±0.2Vdc | 58.4±0.2Vdc | ||
| 2.7 | DC float charge voltage | 55.2±0.2Vdc | 55.2±0.2Vdc | 55.2±0.2Vdc | ||
| 2.8 | Allowed MAX charge current | 10Adc | 20Adc | 30Adc | ||
| 2.9 | Charge limit | 5Adc | 5Adc | 5Adc | ||
| 2.10 | Recommended charge current | ≤5Adc | ≤10Adc | ≤15Adc | ||
| 2.11 | Allowed MAX discharge current | 10Adc | 20Adc | 30Adc | ||
| 2.12 | End of discharge voltage | 40Vdc | 40Vdc | 40Vdc | ||
| 2.13 | Operation temperature | Charge | 0～45℃ | 0～45℃ | 0～45℃ | |
| Discharge | -20～55℃ | -20～55℃ | -20～55℃ | |||
| 2.14 | Self-discharge rate | Residual capacity | ≤3%/Month; ≤15%/ year | ≤3%/Month; ≤15%/ year | ≤3%/Month; ≤15%/ year | |
| Recover capacity | ≤1.5%/Month; ≤8%/ year | ≤1.5%/Month; ≤8%/ year | ≤1.5%/Month; ≤8%/ year | |||
| Power specification | ||||||
| 2.15 | input nominal voltage | 220Vac | 220Vac | 220Vac | ||
| 2.16 | rang of input voltage | 176Vac~270Vac | 176Vac~270Vac | 176Vac~270Vac | ||
| 2.17 | output nominal voltage | 53.5Vdc | 53.5Vdc | 53.5Vdc | ||
| 2.18 | rang of output voltage | 43~58Vdc | 43~58Vdc | 43~58Vdc | ||
| 2.19 | output current | ≤10Adc | ≤10Adc | ≤30Adc | ||
| 2.20 | rang of battery charge voltage | 43~58V | 43~58V | 43~58V | ||
| 2.21 | battery charge current | ≤30A | ≤30A | ≤30A | ||
| 2.22 | 1 normal output power1 | 1500W(176~280Vac) | 1500W(176~280Vac) | 1500W(176~280Vac) | ||
| 2.25 | output efficiency | ≥93% | ≥93% | ≥93% | ||
| 2.26 | power factor | 0.95 | 0.95 | 0.95 | ||
| 2.27 | AC input current | ≤10Aac | ≤10Aac | ≤10Aac | ||
| 2.28 | range of input frequency | 45~65HZ | 45~65HZ | 45~65HZ | ||
| 2.29 | Input under voltage protection | 70~80Vac | 70~80Vac | 70~80Vac | ||
| 2.30 | Input under voltage protection recovery | 80~90Vac | 80~90Vac | 80~90Vac | ||
| 2.31 | Input over voltage protection | 265~275Vac | 265~275Vac | 265~275Vac | ||
| 2.32 | Input over voltage protection recovery | 290~300Vac | 290~300Vac | 290~300Vac | ||
| 2.33 | 1 Output current limit protection point 1 | 20~25A(176~280Vac Input) | 20~25A(176~280Vac Input) | 20~25A(176~280Vac Input) | ||
| 2.34 | Output current limit protection point 2 | 10~13A(90~175Vac Input) | 10~13A(90~175Vac Input) | 10~13A(90~175Vac Input) | ||
| 2.35 | Output over voltage protection point | 59~62V | 59~62V | 59~62V | ||
| 2.36 | Short Circuit Protection | Long-term short circuit, self-recovery | Long-term short circuit, self-recovery | Long-term short circuit, self-recovery | ||
| 2.37 | Over-temperature protection | Self-recoverable | Self-recoverable | Self-recoverable | ||
| 2.38 | Efficiency | ≥92% | ≥92% | ≥93% | ||
| System specification | ||||||
| 2.39 | Dimension | W 400±3 mm | W 500±3 mm | W 500±3 mm | ||
| H 500±3 mm | H 400±3 mm | H 400±3 mm | ||||
| D 230±2 mm | D 165±2 mm | D 185±2 mm | ||||
| 2.40 | IP rating | IP65 | IP65 | IP65 | ||
| 2.41 | Weight | About 15Kg | About 20Kg | About 30Kg | ||
| 2.42 | Output rating | 600W | 1000W | 1500W | ||
| 2.43 | rang of AC input voltage | 176Vac~270Vac | 176Vac~270Vac | 176Vac~270Vac | ||
| 2.44 | AC INPUT | ONE LINE | ONE LINE | ONE LINE | ||
| 2.45 | DC output voltage range | 54.5±0.5Vdc | 54.5±0.5Vdc | 54.5±0.5Vdc | ||
| 2.46 | AC OUTPUT | TWO LINE | TWO LINE | TWO LINE | ||
| 2.47 | Shell | aluminum | aluminum | aluminum | ||
| 2.47 | Storage environment | ≤1month | -20～+60℃,5～75%RH | -20～+60℃,5～75%RH | -20～+60℃,5～75%RH | |
| ≥3month | -10～+45℃,5～75%RH | -10～+45℃,5～75%RH | -10～+45℃,5～75%RH | |||
| Recommend environment | 15～35℃,5～75%RH | 15～35℃,5～75%RH | 15～35℃,5～75%RH | |||
3. Circuit Protection
The batteries are supplied with a LiFePO4 Battery Management System (BMS)that can monitor and optimized each single prismatic cell during charge & discharge, to protect the battery pack overcharge, over discharge, short circuit. Overall, the BMS helps to ensure safe and accurate running.
| Test item | Content | Criterion |
| Over charge | Over-charge protection for each cell | 3.75±0.03V |
| Over-charge release for each cell | 3.60±0.05V | |
| Over-charge release method | Under the release voltage | |
| Over discharge | Over-discharge protection for each cell | 2.50±0.05V |
| Over-discharge release for each cell | 2.80±0.1V | |
| Over-discharge release method | Charging | |
| Over current | Discharge over current protection | 380A±20A,delay time 2±0.2s |
| Battery temperature | Battery Over temperature | Protection @65±5℃, Release @55±5℃ |
| Charge lower temperature | Protection @-0±5℃, Release @5±5℃ | |
| Heat control | Charging heating | Sartheating at 0 °C, stops heating at 10 °C. |
| Discharging heating | Start heating at -20 °C, stop heating at -10 °C. |
4. Dimensional Drawing
5. Application: 5G Base Station