China Professional Supplier Poly-crystalline Solar Panel 50W Factory in Botswana

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We always stick to the principle "Quality First, Prestige Supreme". We are fully committed to providing our clients with competitively priced quality products, prompt delivery and professional service for China Professional Supplier Poly-crystalline Solar Panel 50W Factory in Botswana, Welcome to contact us if you are interested in our product, we will give you a surprice for Qulity and Price.


Poly-crystalline Solar Panel 50W

Technical parameter

Maximum Power(W)                         50W

Optimum Power Voltage(Vmp)        18.43V

Optimum Operating Current(Imp)    2.71A

Open Circuit Voltage(Voc)               22.48V

Short Circuit Current(Isc)                 2.98A

Mechanical Characteristics

Cell Type Poly-crystalline                  156 x 52mm

No of Cell                             36 (4x9pcs)

Dimensions                          678x542x25mm

Weight                                 4.2Kg

Front Glass                          3.5mm,High Transmission, Low Iron,Tempered Glass

Junction box                                       IP65 Rated

Output Cable                                     TUV 1×4.0mm2/UL12AWG,Length:900mm

Temperature and Coefficients

Operating Temperature(°C):                -40°C ~ + 85°C

Maximum System Voltage:                  600V(UL)/1000V(IEC) DC

Maximum Rated Current Series:         15A

Temperature Coefficients of Pmax:     -0.47%

Temperature Coefficients of Voc:        -0.389%

Temperature Coefficients of Isc:           0.057%

Nominal Operationg Cell Temperature (NOCT): 47+/-2°C

 Materials of solar panel

1).Solar Cell——Poly-crystalline solar cell 156*52mm

2).Front Glass——-3.2mm, high transmission, low iron, tempered glass

3).EVA——-excellent anti-aging EVA

4).TPT——-TPT hot seal made of flame resistance

5).Frame——anodized aluminum profile

6).Junction Box——-IP65 rated, high quality, with diode protection

Superiority: high quality anodized aluminum frame, high efficiency long life, easy installation, strong wind resistance, strong hail resistance.

Features

1. High cell efficiency with quality silicon materials for long term output stability

2. Strictly quality control ensure the stability and reliability, totally 23 QC procedures

3. High transmittance low iron tempered glass with enhanced stiffness and impact resistance

4. Both Poly-crystalline and Mono-crystalline

5. Excellent performance in harsh weather

6. Outstanding electrical performance under high temperature and low irradiance 

Quality assurance testing

Thermal cycling test

Thermal shock test

Thermal/Freezing and high humidity cycling test

Electrical isolation test 

Hail impact test

Mechanical, wind and twist loading test

Salt mist test

Light and water-exposure test

Moist carbon dioxide/sulphur dioxide

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  • Is there clever daily life out there, what transpired just before the Large Bang, and what are the a lot of outer room mysteries that we have nevertheless to even fathom?? In this article are nine of the strangest mysteries we have discovered.

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    Solar racing car SolarWorld GT ends Australia leg and travels on to the US. A solar circumnavigation of the world propelled only by the power of the sun — that is the mission of the SolarWorld GT solar racer. On time for the beginning of the new year, the solar racing vehicle has completed the crossing of Australia and New Zealand, finishing the first leg of the round-the-world trip. Now, the SolarWorld GT team is on its way to San Francisco from where it will travel across the North American continent. The solar racer — built by SolarWorld AG, a leading provider of solar power technology, and the Bochum (Germany) University of Applied Sciences — is the first solar-powered vehicle that has started on a trip around the world without fuel and externally provided electricity. If it succeeds, it will simultaneously establish the world record for the longest distance ever driven by a solar-powered car. Since its start in October 2011, the SolarWorld GT racer has covered a distance of around 5,000 kilometres through big Australian cities, spectacular deserts and impressive mountain landscapes, past thousands and thousands of sheep, across the scenery of the “Lord of the Rings” trilogy in New Zealand. Another 30,000 kilometres, four continents and two equator crossings are still ahead of the team before it will end its journey back in Australia probably by early December 2012. The energy-independent two-seater is designed to attract interest to solar energy with its trip around the world. “The SolarWorld GT is an ambassador for solar power and solar mobility. It runs completely without fuel and externally provided electricity,” explains Dr.-Ing. E. h. Frank Asbeck, Chairman and CEO of SolarWorld AG. “In the future, millions of vehicles will be electrically operated. They will not all have their own on-board power plant like the SolarWorld GT, but they can be recharged with a SunCarport or with the solar power plant on your own roof.” SolarWorld and the Bochum University of Applied Sciences have cooperated since 2006 in the field of electro-mobility and done research on joint projects. In this context, the predecessor of the SolarWorld GT, the Solarracer SolarWorld No. 1, was developed and already participated in the world’s leading competition for solar vehicles, the World Solar Challenge, in the last few years.The SolarWorld GT also competed successfully in the World Solar Challenge in Australia in 2011 and received the Design Award for the most beautiful and most innovative solar-powered car. Thus, the award went to SolarWorld and the Bochum team for the third time in succession.The newly developed SolarWorld Gran Turismo clears the path towards a solar-powered future. Since its start in October 2011, the SolarWorld GT has covered a distance of around 5,000 kilometres through big Australian cities, spectacular deserts and impressive mountain landscapes, past thousands and thousands of sheep, across the scenery of the “Lord of the Rings” trilogy in New Zealand. Another 30,000 kilometres, four continents and two equator crossings are still ahead of the team before it will end its journey back in Australia probably by early December 2012. This will be the first ,,World Wide Solar Ride” in our history and thereby proof the world the durability and capability of solar-powered vehicles. About SolarWorld AG: The SolarWorld AG Group (ISIN: DE0005108401) is a worldwide leader in offering brand-name, high quality, crystalline solar-power technology. Its strength is its fully integrated solar production. From silicon as the raw material through wafers, cells and modules all the way to turn-key solar systems of all sizes, the group combines all stages of the solar value chain. The central business activity is selling quality modules into the installation and distribution trades and crystalline wafers to the international solar cell industry. Group headquarters are located in Bonn, Germany. The group´s largest production facilities operate in Freiberg, Germany and Hillsboro in the U.S. State of Oregon. Sustainability is the basis of the group strategy. Under the name Solar2World, the group supports care projects using off-grid solar-power solutions in developing countries, exemplifying sustainable economic development. Worldwide, SolarWorld employs about 3,300 people. SolarWorld AG has been quoted on the stock exchange since 1999 and today is listed on, among others, the TecDAX and ÖkoDAX as well as in the sustainability index NAI. More information: http://www.solarworld.de/en/home/

    The car of the future? SOLAR! Solar Car GT “SolarWorld GT — World Wide Solar Ride” WWW.GOODNEWS.WS

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