19 Years Factory Mono-Crystalline 300W Solar Panel Wholesale to Sri Lanka
Short Description:
Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" and the theory of "quality the basic, trust the first and management the advanced" for 19 Years Factory Mono-Crystalline 300W Solar Panel Wholesale to Sri Lanka, We believe that a passionate, innovative and well-trained team will be able to establish good and mutually beneficial business relationships with you soon. Please feel free to contact us for more details.
Mono-Crystalline 300W Solar Panel
Technical parameter
Maximum Power(W) 300W
Optimum Power Voltage(Vmp) 37.45V
Optimum Operating Current(Imp) 8.15A
Open Circuit Voltage(Voc) 45.60V
Short Circuit Current(Isc) 8.91A
Mechanical Characteristics
Cell Type Monocrystalline 156x156mm (6 inch)
No of Cell 72 (6x12pcs)
Dimensions 1950x990x50mm
Weight 22.1Kg
Front Glass 3.2mm,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——Mono-crystalline solar cell 156*156mm
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 Polycrystalline 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
Thanks to all the Patrons for dropping a few bucks in the tip jar to help make these videos happen!
https://www.patreon.com/kdarrah
Here’s the soil moisture level module:
http://www.ebay.com/itm/271530972307?_trksid=p2060778.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT
The P-Channel MOSFET:
http://www.digikey.com/product-detail/en/ZVP2106ASTZ/ZVP2106ASCT-ND/3877359
The N-Channel MOSFET:
http://www.digikey.com/product-detail/en/2N7000TA/2N7000TACT-ND/3042479
The TLV431:
http://www.digikey.com/product-detail/en/TLV431ILPR/296-31460-1-ND/3504861
Diodes are all standard Schottky Diodes
The pump came out of one of these:
http://www.amazon.com/Johnson-Inc-71108-Bug-Barrier/dp/B00345B6XI/ref=sr_1_7?ie=UTF8&qid=1421254436&sr=8-7&keywords=bug+spray+auto
Twitter: https://twitter.com/KDcircuits
For inquiries or design services:
http://www.kdcircuits.com
4.2w(18v) amorphous solar panel with 2600mA (3.7V) battery. The battery has built in torch light and it will take to charge the battery by solar panel by 5hrs. You can also charge it from a/c channel. You can use it anywhere, any places and keep this battery to use your dead mobile battery to recharge again.
