Audited Supplier
POWRISE LiFePO4 battery system is specially optimized for PV APPLICATION, mainly used for the energy store battery of Photovoltaic system; its advance intelligent lithium battery management technology to ensure the intelligent automatic management. With "Energy transfer" balanced patented technology, POWRISE lithium iron phosphate provide high efficiency balanced and prolong system operate life. Based on its own technical features as high capacity, high voltage and free of pollution, the lithium iron battery is widely concerned by people with a rapid development stance. It will be the first choice for the high requirement energy store battery solution.
1. Battery pack specifications
| Combination method | 16S1P |
| Rated capacity | Typical/Minimum280Ah (Standard discharge after standard charge) |
| Factory voltage | 51V~53V (40~60%) means operation voltage |
| Voltage at end of discharge | 40~44V (Discharge cut-off voltage) |
| Charging voltage | 56~58V |
| Internal impedance | ≤40Ω |
| Standard charge | Approx 5 hours |
| Limited current | 80A |
| Standard discharge | Constant current 20A ebd voltage |
| Maximum continuous charge current | 100A ≥10ºC |
| Maximum continuous discharge current | 100A ≥10ºC |
| Operatipon temperature range | Charge: 0~55ºC, Discharge: -20~60ºC (60±25% R.H. Bare cell) |
| Storage temperature range | Less than 12months -10~35ºC |
| Less than 3months -10~45ºC | |
| Less than 7days -20~65ºC | |
| Dimension | 635*400*192 mm |
| Weight | Approx: 46.3kg |
2. BMS function introduction & parameter
* The BMS is designed for 15/16 series lithium battery
* The BMS has all funtions which are: overcharge detection function, over discharge detection function, over current detection function, short circuit detection function, temperature detection function, balance fuction, communication function, alarm function, total capacity function, storage history function
| Items | Details | Standard |
| Cell overcharge protection | Overcharge detection voltage | 3.65±0.025V |
| Overcharge detection delay time | Typical: 1.0s | |
| Overcharge release voltage | 3.38±0.02V | |
| Cell over-discharge protection | Over-discharge detection voltage | 2.5±0.02V |
| Over-discharge detection delay time | Typical: 1.0s | |
| Over-discharge release voltage | 2.9±0.02v or charge release | |
| Over-current protection | Discharge over-current protection current1 | 130±10A |
| Discharge over-current detection delay time1 | 1s | |
| Discharge over-current protection current2 | 150±10A | |
| Discharge over-current detection delay time2 | ≤100m±50ms | |
| Charge OC protection current | 130±10A | |
| Short circuit protection | Short circuit protection current | 350±10A |
| Protection condition | Load short | |
| Detection delay time | ≤300us | |
| Protection release condition | Charging release | |
| Temperature (T) protection | Charge high T protection | 55±3ºC |
| Charge high T recover | 50±5ºC | |
| Discharge high T protection | 65±5ºC | |
| Discharge high T recover | 60±5ºC | |
| Charge low T protection | -5±5ºC | |
| Charge low T recover | 0±5ºC | |
| Discharge low T protection | -20±5ºC | |
| Discharge low T recover | -15±5ºC | |
| Balance | Balance threshold voltage | 3.45V |
| Communication | It has RS232/RS485 and canbus standard communication interface, it can real-time monitoring the capacity of the battery bank, the voltage, current, environment temperature and charging/discharging current | |
| Alarm | It has over-temperature, over charge, under-voltage, over-current, shot circuit alarm function | |
Guangzhou Shiyang is founded in April 2014, it is a large-scale professional manufacturer integrating secondary rechargeable lithium-ion battery development, production, sales, and lithium battery terminal assembly.
The company has more than 4,000 square meters of modern standard workshops and 8 automatic PACK assembly production lines. And has a large number of advanced production machinery and equipment and professional automatic testing equipment.
Products involved in IT, communication, digital, consumer electronics and other fields, including: outdoor energy storage power supply, laptop battery, digital camera battery for shoting, digital camera battery, mobile phone battery, two way radio battery, power tool battery, mobile POS machine battery, Solar street light batteries, flashlight batteries and various power sources, mobile power sources, PDA/PMP/MP3/MP4 batteries and electric toy batteries.
