Type Electric Characteristics :
| Typical Electrical Characteristics | |||||||
| Solar cells : | Poly-Crysalline 156×156mm 72pcs.(6×12) ---3 bus bars | ||||||
| Max-power | 290Wp | 295Wp | 300Wp | 305Wp | 310Wp | 315Wp | 320Wp |
| Power Tollerance | 0 to +6W | ||||||
| Voltage at Pmax (Vmp) | 36.5V | 36.6V | 36.7V | 36.8V | 36.9V | 37.1V | 37.3V |
| Current at Pmax(Imp) | 7.95A | 8.06A | 8.17A | 8.29A | 8.40A | 8.49A | 8.58A |
| Open-Circuit Voltage(Voc) | 44.8V | 44.9V | 45.0V | 45.1V | 45.2V | 45.2V | 45.5V |
| Short-Circuit Current(Isc) | 8.46A | 8.67 | 8.79A | 8.97A | 9.09A | 9.19A | 9.28A |
| Maximum system voltage(VDC) | 1000(IEC), 600(UL) | ||||||
| Cell Efficiency | 16.8% | 17.0% | 17.3% | 17.6% | 17.9% | 18.2% | 18.5% |
| Moudule Efficiency | 14.9% | 15.2% | 15.5% | 15.7% | 16.0% | 16.2% | 16.5% |
| No. of Bypass Diodes (pcs.) | 3 | ||||||
| Max. Seriex Fues(A) | 12A | ||||||
| Temperature coefficients of Pmax | -0.45%/ ℃ | ||||||
| Temperature coefficients of Voc | -0.34%/ ℃ | ||||||
| Temperature coefficients of Isc | 0.05%/ ℃ | ||||||
| Nominal Operating Cell Temperature | 45±2℃ | ||||||
| *STC Conditions (1000W/m*m ; 1.5 AM and 25℃ Cell temperature) | |||||||
| Mechanical Characteristics | |||||||
| Cable type,Cross-sectional area and Length | Φ=4mm*mm ,L=1000±5mm | ||||||
| Type of Connector | Compatible type MC4 | ||||||
| Dimension A×B×C | 1956×992×50mm (77.01×39.06×1.97 inch) | ||||||
| Weight | 23.2kg(51.0ib) | ||||||
| No.of Draining Holes In Frame | 16 | ||||||
| Construction | Glass :High Transmission ,Low Iron,Tempered Glass 3.2mm Encapsulation : EVA Back side : White | ||||||
| Junction Box ( protection degree ) | IP 67 | ||||||
| Frame | Clear anodizod aluminum alloy type 6063T6 frame | ||||||
| Qualification Test Parameters | |||||||
| Dielectric Insulation Voltage | 6000V DC max | ||||||
| Operating Temperature | -40℃to +85℃ | ||||||
| Max load | 5400 Pa | ||||||
| Hallstone Impact | 25mm(1inch)at23mm/s(52mph) | ||||||
| Tire safety class | Class C | ||||||
| Packaging Configuration | |||||||
| Packaging Configuration | 25pcs./box 2pcs./box | ||||||
| Quantity of Big Box/Pallet | 1 box/ pallet 1 boxes/pallet | ||||||
| Quantity of Small Box/Pallet | 9 boxes/pallet | ||||||
| Loading Capacity | 600pcs ./40'HQ 200pcs./20'GP | ||||||
Product Pictures:
We enjoy exclusive channel to get stock solar panels at more competitive price from Trina,Hanwha,Yingli,LDK,Suntech Jetion etc...
These panels are from tier 1 solar panel manufacturers,such as Trina,Hanwha,Yingli,LDK.They are assembled with all grade A materials,only problem is that they has slight appearance defect,but due to their strict quality control,even the negligible defect will lower its they put these panels into stock.
Quality :
These panels adopt all grade A materials,such as solar cell,EVA, back sheet, junction box, glass,frame,connector etc.
They have same electrical performance with grade A solar panels,only difference is the negligible superficial defect.
Price Comparison:
Grade 250w poly solar panel Exw price 0.526 USD/watt;
Trina stock solar panel Exw price 0.45 USD/watt.
TOPSKY ENERGY(Hongkong)Limited is a high-tech Environmentally friendly enterprise,which specializing in Providing PV Module solution, Our products include:
- 125mm mono solar cell &156mm poly and mono solar cell
- 3W-300W mono-crystalline and poly-crystalline silicon solar panel
- 5W-50KW home-use or roof solar power system(on-grid&off-grid)
• What kind of certification do you have?
- Power from 3W to 310 with TUV,IEC61215/IEC61730,CEC,CE,PID,ISO9001:2008 (Quality Management system) certified factory
• What is the warranty of solar panels?
-Industry leading power output warranty, 25 year 80%, 10 year 90% power warranty and 10 year product warranty
• Can you quote me the best price?
--We need more information about your demands, such as the power/material/Qty/etc, then We can suggest the suitable type and quote the best price for you.
• Contact
Contact Person : Monica Luo
Adds: #26 Lane 2, Liuxian 1st Road, Xin'an, Baoan District, Shenzhen, China
Skype: topskyenergy07 l Mob:+86-13766276101
Tel:+86-755-2723 8049 l Fax: +86-755-27238492
Website: www.topskyenergy.en.china.cn
TOPSKY ENERGY (HK) LIMITED