Polycrystalline Silicon Solar Modules 72Cell-300W

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10000 watt
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10000000 watt/month

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1. Structure of Polycrystalline Silicon Solar Modules 72Cell-300W Description

Solar panel refers either to a photovoltaics (PV) module, a solar hot water panel, or to a set of solar photovoltaics modules electrically

 connected and mounted on a supporting structure. A PV module is a packaged, connected assembly of solar cells. Solar panels can be

used as a component of a larger photovoltaic system to generate and supply electricity in commercial and residential applications. Each

module is rated by its DC output power under standard test conditions, and typically ranges from 100 to 320 watts. The efficiency of a

module determines the area of a module given the same rated output – an 8% efficient 230 watt module will have twice the area of a 16%

efficient 230 watt module. There are a few solar panels available that are exceeding 19% efficiency. A single solar module can produce only

a limited amount of power; most installations contain multiple modules. A photovoltaic system typically includes a panel or an array of solar

modules, an inverter, and sometimes a battery and/or solar tracker and interconnection wiring.



2. Main Features of the Polycrystalline Silicon Solar Modules 72Cell-300W


- 10-year limited product warranty1.

- Limited power warranty1: 1 year at 98% of the minimal rated power output, 10 years at 92% of the minimal rated power output, 25 years at

82% of the minimal rated power output.


IEC 61215, IEC 61730, MCS, CE, ISO 9001:2008, ISO 14001:2004, BS OHSAS 18001:2007, PV Cycle, SA 8000

High effi ciency, multicrystalline silicon solar cells with high transmission and textured glass deliver a module effi ciency of up to 16.0%,

minimizing installation costs and maximizing the kWh output of your system per unit area.

Tight positive power tolerance of 0W to +5W ensures you receive modules at or above nameplate power and contributes to minimizing

module mismatch losses leading to improved system yield.


3. Polycrystalline Silicon Solar Modules 72Cell-300W Images




4. Polycrystalline Silicon Solar Modules 72Cell-300W Specification

Electrical parameters at Standard Test Conditions (STC)

Power output

P max



Power output tolerances

ΔP max


0 / + 5

Module effi ciency

η m



Voltage at Pmax

V mpp



Current at Pmax

I mpp



Open-circuit voltage

V oc



Short-circuit current

I sc





5. FAQ of Polycrystalline Silicon Solar Modules 72Cell-300W

Q1:Can we visit your factory?

A1:Sure,welcome at any time,seeing is believing.


Q2:Which payment terms can you accept?

A2:T/T,L/C,Moneygram,Paypal are available for us.


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Q:Solar Panel - Battery Charger 2V?
As reported, solar panels for vehicle battery's are no longer that solid merely yet. The technological be attentive to-how is improving in any respect cases even nonetheless so which you under no circumstances be attentive to faster or later. there are multiple different varieties of solar panels which would be offered nonetheless which you would be able to cost and run somewhat somewhat some kit. The panels which could be outstanding on the flow might desire to be flex-geared up ones and for domicile, i could get some roof put in panels (if which you would be able to attend to to pay for it, get making plans permission and function the suitable angles without a blockages from timber!)
Q:How can I be part of the solar panel industry?
actually, i think of it rather is an extremely lifelike purpose for recuperating air high quality and suplying skill. you will not go with to apply it as a highway floor, as deposits from tire treads might degrade its productiveness, yet one among those equipment could actually be built alongside roadways and rail structures. Panels would not could be as extensive as a roadway, as you have practically countless linear area. besides the undeniable fact that, i don't think of it will make a distinction in worldwide climate replace. the time-honored utilising tension for worldwide warming isn't guy-made polution, yet organic phenomena which contain volcanic eruptions. human beings in all probability have some effect, yet its slightly like the entire tea-cup-in-the-swimming-pool difficulty. there is not something that could be executed approximately worldwide warming. keep in mind that the earth's climate is in a relentless cycle from chilly to warm, and back to chilly. i'm confident you have heard of ice a protracted time.
Q:How to connect solar panels?
If okorder.com
Q:someone knows about solar panel?
A Mobile home will have its frame grounded when connected to a standard electrical 'plug-in', if it was built to current Codes. If you plan to use that panel as the entire electrical system you'll need to ground the frame. Vehicle systems, (frame grounded), are 2 Volt for a reason. It would be unwise to use a separately derived 20V. system in that mobile home if that frame's not grounded. (That first step out on to the ground could be a 'lulu'.)
Q:How to build a small SOLAR PANEL that will light a 60 watt light bulb?
Making your own photovoltaic (solar electric) panel is a nontrivial matter if you want to get 60 watts out of it. If this is a science fair project, there are some possible paths that I'd suggest: ) Make your own cupric oxide panel. With just one square foot, you can harvest perhaps 0.5 mW in bright sun - enough to power a solar calculator; -or- 2) Buy a panel to light your 60 watt bulb. You could probably get away with a panel that is 6 square feet, but would use a car headlight as the lamp. If you wanted to light a regular household bulb, you would need electronics to step up the voltage, and you would lose a sizeable fraction of the energy just in the conversion. -or- 3) Buy broken solar cell pieces, or individual solar cells, and solder them together into your own panel. This is a LOT of trouble, and is a finicky process to get working and keep working. And it may not end up being cheaper than buying a ready-made panel. But you can claim that you made it! By the way, crystalline silicon panels are in the ballpark of 5% efficient, and a 3' x 3' one would produce in the neighborhood of 20 watts.
Q:Help with Solar Panels?
Have you looked at these other answers? Are they kidding? You can build a do it yourself solar panel for under 200 dollars and you can add another one each time you build another one. You can have 0 solar panels built for under $2000, under $2000 that right! Just go to this web site that will give you the details. Good Luck
Q:Are solar panels a good idea in Seattle Wa?
Are solar panels a good thing to do for the environment? - Yes. Can you recoup the cost your investment in the solar cells/panels in any reasonable amount of time in Seattle? - most likely - not. I know it's been a miserable spring in Seattle, but, I think we got 3 sunny days last month. With the number of cloudy/rainy days here, solar will only really benefit you in June, July, August and September. There are two kinds of solar panels - electric or water based. The electrics - photovoltaics - are costly to purchase and it's difficult to store the electricity once you make it. A water heater type solar panel initially cost less and can provide some benefit even on partly cloudy days. I have even seen instructions on how to build your own (if you are frugal and handy) I just do not think it's worthwhile in Seattle - if it was Denver or Phoenix we were talking about - then it would be a different story.
Q:Why don't scientists use the design of a tree for solar panels?
solar panels do not use generators, but i like your idea, very creative.though i don't see the practicality of this being used commercially, i think it would make a great solar promotional piece though! off-subject, it is time we stop looking at the upfront costs of things and start looking at what the long term costs are. most green-technology, although expensive at first, end up saving tons of resources and actually increase profits of businesses! studies show that people who work in a green building tend to be happier which benefits health, more excited to go to work due to the business's environmental ethics, are more productive because of natural lighting, and are more efficient because more work is getting done. green buildings can actually boost the efficiency of a business! thus saving tons of money and reducing tons of waste. Doesn't this just make sense to you?
Q:2v about 600ma Solar Panel?
Hey Jeff, what you're talking about is frequently referred to as a, solar battery maintainer. There are lots of places that make and sell them, I have seen them in many auto parts stores and truck stops along the freeways. Go to google and search for a solar battery maintainer, they come is sizes similar to what you are searching for, but it will be difficult to find one that is not over 4 wide. Lots of them are about the size of the top of a shoe box, maybe 2 X 6, and come with a cigarette lighter cord attached. A 2 volt model at 500 ma, or /2 amp, works out to about 9 watts, assuming the 2 volt nominal voltage panel is actually optimized for 8 volts, as most of them are. These devices are designed to sit on the dash board of your car and keep your battery charged if you leave the car for a long period of time, like at the airport for a week in the winter. They actually work for that, we've used one before. What are you planning on doing with it? Charging a battery or running a device directly? Remember if you hook it straight to a device, and the current requirements of the device are less than the available sun will develope with your panel, the voltage may climb to a level too high for your device. If you're charging a battery, this does not cause a problem. Another option is to build your own. It can be a lot of work for just one panel, I've not done it myself, but there are videos on the subject. That device in real goods is a flexible panel, known in the solar world as, Amorphous. They are still a bit experimental, the ones they made a few years ago did not hold up as well as the solid ones, and they are expensive. You can get a /2 amp maintainer for around $25. Good luck Jeff, and take care, Rudydoo
Q:how to built solar panel?
Solar panel is laminated with several materials, such as toughened glass, solar cells, EVA glue, backsheet, and mounting bracket.

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