More Safer Stable Ess Energy Storage System All in One 5kw off Grid Inverter Combine 10kwh Lithium-Ion Battery

company  project presentation One-stop household solutionModular design and intelligent switchingEach battery is equipped with an independent BMS battery energy management systemSupport GPRS/WIFI/RS485, remote monitoringwarranty 3 years, 10+ years life designProduct ParametersModelOLU-3000AOLU-5500AInverter parameter Rated power3000W5500WAC rated voltage230VACSelectable voltage range170-280VACFrequency range50HZ-60HZAC voltage230VAC±5%Max.power output11000VAEfficiency≥ 93.5%Transfer time10msWaveformSine WaveRated battery voltage51.2VBattery voltage range40-60VCompatible battery typeLithiumMax.PV array open circuit voltage500VDCMax.PV array power3000W5500WMPPT range@ Operating voltage120-450VDCMax.charge current60A100ANet weight10kgDimension100*300*440mmBattery parameter Rated capacity5.12 KWH10.24 KWHNominal voltage51.2VDischarge voltage range43.2-57.6VCharging current20A@25ºCMax.charging current50A@25ºCMax.discharge current100A@25ºCMax.power output5120W10240WDepth of discharge DOD0.9Communication InterfaceRS485/RS232/CANCycles5000 cycles 80%DOD.@25ºCWorking Temp.RangeCharge:0ºC ~50ºCDischarge:  -10ºC ~60ºCStorage temperature(ºC )-20ºC ~-60ºCNet weight65kg130kgDimension590*742*195mm590*1174*195mm  Detailed Photos .  ALL in one system .  Modular & Stacked Design.  Battery energy management system.   MPPT Solar charging.   With communication protocol  Safer:Cobalt Free Lithium lron Phosphate (LFP)Battery: Safety and long Life span,high efficiency and high-Power density.Intelligent BMS,providing complete protection.Reliable:Support high discharge power. IP65, natural cooling, wide temperature range:-20°C to 55ºC.Flexible:Modular design, easy to expand.Suited to residential and commercial applications for increasing theself-consumption ratio.Convenient:Battery module auto networking,Automatic lP addressing, Easymaintenance, remotely monitoring and upgrade, Support USB driveupgrade the firmware.Eco-Friendly:Use environmental protection materials, the whole module non-toxic,pollution-free.Quick Installation:Flat and stackable design,floor or wall mount, no wiring and extrafixing screws, quick and easy installation.Certificationswe get CE certificate, UN38.3 Test report, and safety transport approval.FAQ  1. Are you factory?Yes, we are factory, and we produce solar inverter , storage battery  for more then 13 years in China.2. How to select models?Before purchasing, please contact us to confirm model No. and specifications to avoid any misunderstanding.3. How do you ship the goods?We normally ship goods by sea ,by express(DHL/UPS/FEDEX/EMS), and by air, also accept customer appointed.4. Can I test sample?Yes, sample charged can be offered for testing.5. Can we be agent or distributor?Yes, welcome and we will support you.6. Can you do OEM or ODM service?Yes, we have R&D department and accept OEM and ODM service.7. How about warranty? 18 MONTH warranty, technical support available, we always try our best to help customers to solve problems  Company Profile Nanjing Oulu Electric Corp., Ltd. established in September 2007, located in stock market from 19th May, 2017. We call "OULU Electric", stock number 871415. locate in Nanjing city. Provide customers with personalized solutions for the main business model to achieve business value and customer value and grow together. The company is committed to the R & D, production, sales and services of products related to industrial automation and new energy power generation. Its main products include frequency inverters, servo drive, small and medium-sized wind turbines, wind turbine controllers, inverters, etc., and provides distributed grid connected wind power generation systems, off grid wind power generation systems, wind solar complementary power supply systems, photovoltaic water lifting systems and solutions for the State Grid, Inner Mongolia power grid and communication base stations, It is a high-tech enterprise integrating R&D, production, sales and service. At the same time, the company has independent import and export rights and self-declaration qualification. The company has strong scientific R & D team. Based on the industrial automation control technology with independent intellectual property rights for many years, the company provides customers with high-quality products and solutions, and forms a series of supporting services such as installation, commissioning, operation and maintenance, technology upgrading and remote data analysis. The company has a standardized production base, fully implements the "JIT" lean production management mode, and realizes the stable control of product quality in the whole process from incoming material testing, production, commissioning, high and low temperature aging, full load aging, process inspection and factory inspection, marketing and after-sales. It has successively won the "famous trademark of Nanjing", "National model worker's home" honorary titles. All series of products get CE, CQC testing certification, CGC testi