280W CNBM Solar Monocrystalline Series (280W—290W)

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China main port
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Min Order Qty:
10000 watt
Supply Capability:
500000 watt/month

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Item specifice:

Material: Monocrystalline Silicon Max. Power(W): 280 Number of Cells(pieces): 72

Product Description:

CNBM Solar Monocrystalline Series  V (280W—290W)

Characteristics

Max Power Voltage Vmp(V)     34.73535.5
Max Power Current Imp(A)   8.518.588.65
Open Circuit Voltage VocV4141.341.7
Short Circuit Current Isc(A) 9.259.39.35
Max Power Pm(W)       295300305



Temperature Coefficient of Cells

NOCT     45±2
Temperature Coefficients of Isc (%/)- 0.039
Temperature Coefficients of Voc (%/)–0.31
Temperature Coefficients of Pmp (%/) –0.42


Mechanical Data

Dimension     1954 x 982 x 45 mm
Weight   27.5kg
No. of Cells and Connections   72 (6 x 12)
Tolerance        –0.42
Cell Monocrystalline Cell     156 x 156 mm
Packing 528 Pcs/40ft(H) Container


Limits

Operating Temperature   –40 °C to +85°C
Storage Temperature   –40 °C to +85°C
Max System Voltage    1000VDC(IEC) / 600VDC(UL)

 

IV Curve


280W CNBM Solar Monocrystalline Series (280W—290W)

280W CNBM Solar Monocrystalline Series (280W—290W)

280W CNBM Solar Monocrystalline Series (280W—290W)


Image

280W CNBM Solar Monocrystalline Series (280W—290W)

280W CNBM Solar Monocrystalline Series (280W—290W)

Guarantees

Products Guarantee 12 yrs free from defects in materials and workmanship

Performance Guarantee No less than 90% within 10yrs and no less than 80% within 25yrs

Certificates TUV (IEC61215&IEC61730), VDE(IEC61215&IEC61730), UL, CE

 

FAQ

1. Q: Do you have your own factory?

    A: Yes, we have. Our factory located in Jiangsu province.

2. Q: How can I visit your factory?
    A: Before you take off from your country, please let us know. We will show you the way, or arrange time to pick you up if possible.
3. Q: Do you provide free sample?
    A: Usually we do not offer free sample

4. Q: Could you print our company LOGO on the nameplate and package?

 A: Yes, we can do that.


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Q:Why can not the solar panel load directly?
Power supply must be a number of individual battery strings, connected in parallel and tightly packaged into components.
Q:What is the working principle of solar panels?
No matter what kind of material to make the battery, the general requirements for solar cell materials are
Q:What is the main material for making solar panels?
The correct name of solar panels is solar photovoltaic panels, making its main material is monocrystalline silicon or polysilicon silicon, monocrystalline silicon silicon chip more crystalline silicon wafer photoelectric conversion rate is high, the price is also more expensive silicon wafer.
Q:Can cold light make solar panels power
The drawback of solar thermal power generation is that the efficiency is low and the cost is high, At least 5 to 10 times more expensive than ordinary thermal power plants.
Q:What is the principle of solar panels to convert solar energy into electricity?
Solar cells are a pair of light response and can convert light energy into electrical devices. There are many kinds of materials to produce photovoltaic effects, such as: monocrystalline silicon, polycrystalline silicon, amorphous silicon, gallium arsenide, selenium and other copper. Their power generation principle is basically the same, now the crystal as an example to describe the process of photovoltaic power generation.P-type crystalline silicon doped with phosphorus can be N-type silicon, the formation of P-N junction.
Q:Single crystal solar panels and polycrystalline solar panels
monocrystalline silicon market share and a slight increase, and now the market to see the majority of single-crystal silicon cells. Monocrystalline silicon solar cell silicon crystal is very perfect, its optical, electrical and mechanical properties are very uniform, the color of the battery is mostly black or dark, especially for small pieces of small pieces of consumer products.
Q:Composition and function of solar panels
Among them, for the electronic grade polysilicon accounted for about 55%, solar grade polysilicon accounted for 45%, with the rapid development of photovoltaic industry, solar cell demand for polysilicon growth rate higher than the development of semiconductor polysilicon, is expected to 2008 solar polysilicon
Q:The voltage and power problems of solar panels
Because the MPPT controller has a wider input voltage range, it can also convert multiple voltages into current charge and better protect the battery.
Q:What is the principle and structure of solar panels?
solar panels: solar panels is the core of solar power generation system, solar power system is the highest value of the part. Its role is to convert the sun's radiation capacity into electricity, or sent to the battery to store, or to promote the load work.
Q:How many solar panels have ah?
Classification of solar cells: Currently on the market of solar cells into amorphous silicon and crystalline silicon. Crystalline silicon can be divided into polysilicon and monocrystalline silicon. From the photoelectric conversion efficiency of the three materials is: monocrystalline silicon (up to 17%)> polysilicon (12 ~ 15%)> amorphous silicon (about 5%).

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