Grade A Solar Panel with TUV and UL Certificate

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Tianjin
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Min Order Qty:
1000 watt
Supply Capability:
10000000 watt/month

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Item specifice:

Material: Polycrystalline Silicon Max. Power(W): 250 Number of Cells(pieces): 72

Product Description:

Product Description

  • Power: 250W

  • Open-circuit voltage (Voc): 44.75V

  • Short-circuit current (Isc): 8.45A

  • Optimum operating voltage (Vmp): 35.28V

  • Optimum operating current (Imp): 7.94A

  • Material: aluminum alloy

  • Type: anodized

  • Type of junction box: PV

  • Thickness: 45mm

  • Dimensions: 1956 x 992 x 50mm

  • Certification: CE

  • Compliant with RoHS Directive



Grade A Solar Panel with TUV and UL Certificate

Product Details


Product Certifications:

  • Certificate Standard:TUV View scanned certification

    Certificate Number:PV 50213194Check in TUV database

    Issue Date:21-Sep-2011

    Issued By:TUV Rheinland LGA Products Gmbh

    Expiry Date:20-Sep-2016


ELECTRICAL CHARACTERISTICS
Maximum Power as per STCPmax(W)230235240245250
Power Tolerance%± 3% 
Maximum Power Voltage Vm(V)30.4830.630.6630.3530.46
Maximum Power Current Im(A)7.67.687.838.088.21
Open Circuit Voltage     Voc(V)36.636.7236.8436.3636.5
Short Circuit Current Isc(A)8.178.238.328.798.93
Maximum System Voltage   VDC1000
Cell Efficiency %15.816.116.416.817.1
Module Efficiency %14.114.414.715.015.3
Cells per Module Pcs60
Cell Type   
Polycrystalline silicon
Cell Size mm156 x 156 
Bypass Diodes Pcs12Amp, 6 pcs
Max. Series Fuse Rating   A15A
Temperature coefficient of Isc % /0.05
Temperature coefficient of Voc   % /-0.35
Temperature coefficient of power % /-0.47
NOCT- Nominal operating cell temperature 
47 ± 2 degree
Operating Temperature   
-40 to +85 degree
MECHANICAL CHARACTERISTICS





Dimensions mm1650 x 990 x 50
Weight   Kg19.8
Type of Junction Box 
TUV certified, IP65
Cable Type, Diameter 
TUV certified, 4mm 2, 90 cm in length
Connector   
compatible to Type 4 (MC4)
Tempered Glass   
3.2 mm, high transmission, low iron


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Q:What is the principle of solar panels work?
Solar power generation There are two ways of solar power generation, one is the light - heat - electricity conversion, the other is the optical - electrical direct conversion.
Q:Can cold light make solar panels power
permanent, clean and flexible three major advantages of solar cells long life, as long as the sun exists, solar cells can be an investment and long-term use; compared with thermal power, Solar cells do not cause environmental pollution
Q:What is the main material for making solar panels?
You can also according to their own needs, according to the power to buy a good package of solar photovoltaic products.
Q:What is the difference between solar panels and light panels?
The production of silicon requires that the stone be heated to become liquid, and the heating becomes gaseous crystals. During the need to burn a lot of fossil fuels and emissions of toxic gases silicon tetrachloride, this material has a corrosive effect on the skin. After pickling, pulling crystal, cut the side, finished a series of processes, more industrial chain. The cost of the finished product is too high. The energy consumption of making a solar cell requires solar cells to be equal in power generation for several years. The cost recovery period is very long.
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:How many solar panels have ah?
But in reality, the need for solar panel power and solar charger to find a balance in the portability. It is generally believed that the minimum power of the solar charger can not be less than 0.75w, and the secondary power solar panel produces 140mA of current under standard light. In the general sunlight generated by the current at 100mA or so, if less than the secondary power charging current is too small,
Q:Why can not the solar panel load directly?
Solar panels because of low power, and the output voltage is extremely unstable, not suitable for load.
Q:What is the working principle of solar panels?
the inorganic salts such as gallium arsenide Ⅲ-Ⅴ compounds, cadmium sulfide, copper indium selenium and other multi-compounds as the material of the battery;
Q:Composition and function of solar panels
The demand for polysilicon is mainly from semiconductors and solar cells. According to the different requirements of purity, divided into electronic and solar level.
Q:What is the principle of solar panels to convert solar energy into electricity?
When the light is irradiated on the surface of the solar cell, a part of the photon is absorbed by the silicon material; the energy of the photon is transferred to the silicon atom, so that the electrons are moved and the free electrons are formed on both sides of the P-N junction to form a potential difference. When the circuit is used, the current will flow through the external circuit to produce a certain output power. The essence of this process is the process of converting the energy of the photon into electrical energy.

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