Ads by Google
hello, Mr
Calling me Cathy is fine .
Company Profile
Kewell company is a high tech environmental friendly enterprice which was established in 1998 .
With the rapid development of solar industry ,kewell company have owned three subsidiary companies -one silicon mine in jiujiang city jiangxi province ,one hardware company and one solar panel factory in shenzhen.our soalr panel factory employed around 200 skilled workers ,10 senior R and D engineers, more than 10 overseas salesperson, 2 after-sales center and 3 production instructors , we would like to offer our customers comprehensive serivice and technical support from pre-sale and after -sale
Under strict quality control system , our products include :
125mm mono solar and 156mm poly and mono solar cell
3w to 300w monocrystalline and poly-crystalline silicon solar panel
5w to 50kw home use or roof solar power system include off-grid system and on-grid system .
200w to 200kw wind turbine system
Which are exported to more than 40 countries such as Europe, America,Africa,Asia ,and gain a higher reputation .we offer OEM,ODM,OBM service as per customer request and aim at making a greater contribution to the usage of solar energy globally
If you are in this line , hope we can cooperate and help you expand your market and realize win-win .
1) 2013 new type 290w A grade monocrystalline solar module panel for home use
Characteristics:
1) High reliability with guaranteed -1% to +3% output power tolerance
2) The modules can withstand high wind-pressure, snow loads and extreme temperatures
3) Bypass diodes to minimize power loss with shading
4) High and stable conversion efficiency to ensure the highest quality
Quality and Safety:
Industry leading power output warranty, 25 year 80%, 10 year 90% power warranty and 5 year power warranty
ISO9001:2008 (Quality Management system) certified factory
Product Quality warranty & products Liability Insurance to guarantee and user' benefits
EN 6100-6-3:2007
EN 610-3-1:2007(IEC 61000-4-2:2008 IEC 61000-4-3:2008)
2) specification
Module Type | OYD-260W | OYD-270W | OYD-280W | OYD-290W | OYD-300W | |
Maximum Power at ST(Pmax)W | 260Wp | 270 Wp | 280Wp | 290 Wp | 300Wp | |
Maximum Power Voltage(Vmp)V | 36/18 | 36/18 | 36/18 | 36/18 | 36/18 | |
Maximum Power Current(Imp)A | 7.2/14.4 | 7.5/15 | 7.77/15.55 | 8.05/16.11 | 8.33/16.66 | |
Open Circuit Voltage(Voc)V | 39.15/19.1 | 39.2/19.3 | 39.3/19.4 | 39.3/19.4 | 39.6/19.8 | |
Short Circuit Current(Isc)A | 7.8/15.6 | 8.03/16.05 | 8.13/16.26 | 8.86/17.72 | 9.16/18.33 | |
Cell Efficiency(%) | 15.57% | 16.5% | 16.7% | 17.3% | 18.1% | |
Module Efficiency(%) | 14.8% | 15.4% | 15.9% | 16.5% | 17.2% | |
Operating Temperature°C | -40°C to +85°C | |||||
Maximum system voltage | 1000V(IEC)DC | |||||
Power tolerance | +-3% | |||||
Temperature coefficients of Pmax | -0.45%/°C | |||||
Temperature coefficients of Voc | -0.27%/°C | |||||
Temperature coefficients of Isc | 0.05%/°C | |||||
Weight(kg) | 23.2 | |||||
Number of cell(pcs) | 6*12 | |||||
Dimensions(mm) | 1956*92*50 | |||||
3) wind and solar hybrid system like the following picture
if you are interested in our producst , tell me , hope to cooperate and help you expand your market .
contact person :Cathy
2013 new type 290w A grade monocrystalline solar module panel for home use