Solar Cells Bulk - Polycrystalline Solar Panels for 245w -156*156 Poly Cell
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 pc
- Supply Capability:
- 100000 pc/month
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Specifications:
Structure of Polycrystalline Solar Panel
Polycrystalline Solar Panel for : High efficiency crystalline solar cell.
Even if under the weak light, the solar module can produce maximum power output.
II Tempered glass (toughened glass): Anti-reflecting coating and high transmission rate glass increase the power output and mechanical strength of solar module.
III EVA and TPT: Using high quality EVA and TPT to prevent destroying and water.
IV AI frame: Without screw, rner connection. 6 holes on the frame can be installed easily.
V Junction box: Multi function junction box with water proof.
VI Long lifetime: ≥25 years; Less power decrease.
VII Good performance of preventing from atrocious weather such as wind and hails.
VIII Resisting moisture and etching effectively, not effected by geology.
IX The certificate issued by international authority: UL, TUV, IEC, CE.
Standard Test Conditions of Polycrystalline Silicon Solar Panel:
The opto-electrical specifications shown below are stabilized values being measured at Standard Test Conditions, Irradiance: 1000W/m2, Spectrum: AM1.5 at 25°C, The info below is subject to manufacturing tolerances.
Where appropriate minutes of measurement are available and are used for the dimensioning of the installation.
Advantages of Monocrystalline Silicon Solar Panel
• CNBM Solar performance guarantees for 25 years
• 12 years guarantee for workmanship
• Timeliness of delivery
• Quality Products certified (TÜV, UL, CE, ISO)
Characteristics:
I.Solar Cell : High efficiency crystalline solar cell. Even if under the weak light, the solar module can produce maximum power output.
II.Tempered glass (toughened glass): Anti-reflecting coating and high transmission rate glass increase the power output and mechanical strength of solar module.
III.EVA and TPT: Using high quality EVA and TPT to prevent destroying and water.
IV.AI frame: Without screw, corner connection. 6 holes on the frame can be installed easily.
V.Junction box: Multi function junction box with water proof.
VI.Long lifetime: ≥25 years; Less power decrease.
VII.Good performance of preventing from atrocious weather such as wind and hails.
VIII.Resisting moisture and etching effectively, not effected by geology.
IX.The certificate issued by international authority: UL, TUV, IEC, VDE, CE.
Warranties
1. 10 years limited product warranty
2. 15 years at 90% of the minimal rated power output
3. 25 years at 80% of the minimal rated power output
Technical date :
ITEM NO.: | Poly 156*156 cell ,60pcs . Power range from 230Wp-260Wp | ||||||
Maximum Power(W) | 230 | 235 | 240 | 245 | 250 | 255 | 260 |
Optimum Power Voltage(Vmp) | 29.4 | 29.5 | 29.7 | 30.1 | 30.3 | 30.5 | 30.7 |
Optimum Operatige Current(Imp) | 7.83 | 7.97 | 8.08 | 8.14 | 8.25 | 8.37 | 8.48 |
Open Circuit Voltage(Voc) | 36.7 | 36.8 | 36.9 | 37.1 | 37.3 | 37.5 | 37.7 |
Short Circuit Current(Isc) | 8.52 | 8.59 | 8.62 | 8.65 | 8.69 | 8.73 | 8.78 |
Solar Cell: | 156*156 Poly | ||||||
Number of Cell(pcs) | 6*10 | ||||||
Name of Solar Cells | Polycrystalline Cell | ||||||
Size of Module(mm) | 1650*992*40/45/50 | ||||||
Cable & Connector Type | Pass the TUV Certificate | ||||||
Frame(Material Corners,etc.) | Aluminium-alloy | ||||||
Back sheet | TPT | ||||||
Weight Per Piece(KG) | 19.5KG | ||||||
FF (%) | 70-76% | ||||||
Junction Box Type | Pass the TUV Certificate | ||||||
Tolerance Wattage(e.g.+/-5%) | ±3%, or 0-3% | ||||||
Front Glass Thickness(mm) | 3.2 | ||||||
Temperature Coefficients of Isc(%) | +0.04 | ||||||
Temperature Coefficients of Voc(%) | -0.38 | ||||||
Temperature Coefficients of Pm(%) | -0.47 | ||||||
Temperature Coefficients of Im(%) | +0.04 | ||||||
Temperature Coefficients of Vm(%) | -0.38 | ||||||
Temperature Range | -40°C to +85°C | ||||||
Surface Maximum Load Capacity | 5400Pa | ||||||
Allowable Hail Load | 23m/s ,7.53g | ||||||
Bypass Diode Rating(A) | 12 | ||||||
Warranty | 90% of 10 years, 80% of 25 years. | ||||||
Standard Test Conditions | AM1.5 1000W/ 25 +/-2°C | ||||||
Packing | carton or pallet | ||||||
1*20' | 14 Pallets / 316pcs | ||||||
1*40'STD | 25 Pallets / 700pcs |
FAQ
We have organized several common questions for our clients,may help you sincerely:
①What price for each watt?
It depends on the quantity, delivery date and payment terms,
②What is your size for each module? Can you tell me the Parameter of your module?
We have different series of panels in different output, both c-Si and a-Si. Please take the specification sheet for your reference.
③Can you provide the peripheral products of the solar panels, such as the battery, controller, and inverter? If so, can you tell me how do they match each other?
Yes, we can, we have two companies for solar region, one is CNBM International, the other is CNBM engineering Co.
We can provide you not only the solar module but also the off grid solar system, we can also provide you service with on grid plant.
④What is your warranty system?
Our product performance guarantees for 25 years
• 12 years guarantee for workmanship
• Timeliness of delivery
• Quality Products certified (TÜV, UL, CE, ISO)
⑤How do you pack your products?
We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.
⑥ Can you do OEM for us?
Yes, we can.
- Q: How to define the poly solar cells as the A Grade one?
- If the poly solar cells is high module conversion efficiency, through superior manufacturing technology Guaranteed -1% to +3%, it is very possibily the A grade.
- Q: Can solar cells be used for cooking?
- Yes, solar cells can be used for cooking, but not directly. Solar cells generate electricity from sunlight, which can then be used to power electric stoves or other cooking appliances.
- Q: How do solar cells perform in areas with high levels of bird droppings?
- Solar cells may experience a decrease in performance in areas with high levels of bird droppings. The droppings can create a layer of dirt and debris on the surface of the solar cells, reducing their efficiency in converting sunlight into electricity. Regular cleaning and maintenance are necessary to ensure optimal performance in such areas.
- Q: How are solar cells connected in a solar panel?
- Solar cells are connected in a solar panel through a series of electrical connections called interconnects. These interconnects form a circuit that allows the flow of electrons between the individual solar cells, ensuring that the electrical current generated by each cell is combined to produce a higher voltage and power output.
- Q: What is the impact of maintenance and cleaning on solar cell performance?
- Maintenance and cleaning play a crucial role in maintaining optimal solar cell performance. Regular maintenance, such as inspecting and tightening connections, ensures the efficient functioning of the solar system, thereby maximizing energy production. Additionally, cleaning solar panels from dust, dirt, and debris helps to increase sunlight absorption and prevent shading, enhancing overall performance and energy output.
- Q: What is the impact of bird nesting on solar cell performance?
- The impact of bird nesting on solar cell performance can be significant. Bird nests can obstruct sunlight from reaching the solar panels, reducing their efficiency and overall power output. Additionally, bird droppings can accumulate on the surface of the panels, creating a layer that further hinders the absorption of sunlight. Regular maintenance and cleaning are necessary to ensure optimal performance and prevent any long-term damage caused by bird nesting.
- Q: Can solar cells be used for powering security systems?
- Yes, solar cells can be used for powering security systems. Solar cells are capable of converting sunlight into electricity, providing a sustainable and renewable energy source for various applications, including security systems. By harnessing solar power, security systems can operate independently from the grid, making them more reliable and cost-effective in remote or off-grid locations. Additionally, solar-powered security systems are environmentally friendly, reducing carbon emissions and minimizing reliance on fossil fuels.
- Q: What is the impact of solar cells on reducing electricity bills?
- Solar cells have a significant impact on reducing electricity bills by harnessing the sun's energy to generate electricity, decreasing reliance on traditional power sources. This renewable energy source can offset or even eliminate monthly electricity costs, resulting in long-term savings for homeowners and businesses.
- Q: Are solar cells environmentally friendly?
- Yes, solar cells are environmentally friendly. They produce clean and renewable energy by converting sunlight into electricity without emitting harmful greenhouse gases or pollutants. Additionally, solar cells have a long lifespan and can be recycled at the end of their life, minimizing their environmental impact.
- Q: How is the efficiency of a solar cell calculated?
- The efficiency of a solar cell is calculated by dividing the maximum power output of the solar cell by the total amount of solar energy it receives.
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Solar Cells Bulk - Polycrystalline Solar Panels for 245w -156*156 Poly Cell
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 pc
- Supply Capability:
- 100000 pc/month
OKorder Service Pledge
OKorder Financial Service
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