2016 Latest Design Poly-crystalline Solar Panel 300W for Johannesburg Manufacturers
Short Description:
Our development depends on the advanced equipment, excellent talents and continuously strengthened technology forces. 2016 Latest Design Poly-crystalline Solar Panel 300W for Johannesburg Manufacturers, We hope to establish more business relationships with customers all over the world.
Poly-crystalline Solar Panel 300W
Technical parameter
Maximum Power(W) 300W
Optimum Power Voltage(Vmp) 37.15V
Optimum Operating Current(Imp) 8.08A
Open Circuit Voltage(Voc) 45.30V
Short Circuit Current(Isc) 8.87A
Mechanical Characteristics
Cell Type Poly-crystalline 156x156mm (6 inch)
No of Cell 72 (6x12pcs)
Dimensions 1956x992x50mm
Weight 22.5Kg
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——Poly-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 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
32 Amps going into battery bank at 12.5 – 12.75 volts while running air conditioner. Spanaway off grid solar. 10 am to 2:30 pm using 550 watts AC from Powerbright sine inverter. Shut off the AC unit before any shading on the panel racks. Battery voltage was 12 volts after shut down. Next day the AC was not run to re-charge battery bank up to 13.25 volts at rest.
Combined solar power panels. 3 harbor freight 15watt amorphous, 8 Sunforce 15watt amorphous, 4 Siemens mono crystalline 55watt, 1 Sharp 80 watt poly crystalline, 2 Kyocera 80watt combined. Amorphous on separate 7 amp charge controllers. 12 AGM, 3 gel maintenance free batteries. 2 copper bars, 2 copper plates as bus connections. Mounted amp meter volt meter from bus plates. Mounted controllers and 1500 watt sine inverter volt meter amp meter gauges.
45 Watt Solar Panel Kit from;
http://www.harborfreight.com/
Sunforce 50048 60-Watt Solar Charging Kit from;
http://www.amazon.com
UB12350 Universal 12 Volt 35AH Battery batteries from;
http://www.batteriesasap.com/
Gauges from;
http://www.altestore.com/store/
http://bluesea.com/
Power Bright 1500 Watt Pure Sine Inverter & Battery cables from;
http://www.invertersrus.com/
Ultra-Conductive Copper (Alloy 101) bars from;
http://www.mcmaster.com/
Ground Mounting Rails, 1-1/4″ X 1-1/4″ 6ft 12 Ga from
http://store.wastewatersupplies.com/index.html
Hardware nots bolts, copper plates from;
http://www.mclendons.com/
Kyocera Sharp & Siemens Panels from ebay.
Now you can both see and hear the pulse width modulation in a PWM solar charge controller.
