SOLAR PANELS,SOLAR PANEL POLY 250W,SOLAR MODULE PANEL WITH FULL CERTIFICATE

Ref Price:
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
2600 watt
Supply Capability:
26000 watt/month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Item specifice:

Material: Polycrystalline Silicon Max. Power(W): 250 Number of Cells(pieces): 60

Product Description:

Product Description:

 

1.Structure of Solar Module Description

Solar panel refers either to a solar hot water panel, a common type of a solar thermal collector, or to one or more solar photovoltaics (PV) modules, electrically connected and mounted on a supporting structure.

A PV module is a packaged, connected assembly of typically 6×10 solar cells. Solar PV panels constitute the solar array of a photovoltaic systemthat generates and supplies solar 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 Solar Module

 1).High conversion efficiencies resulting in superior power output performance.

 3).Optimized design for ease of soldering and lamination

 4).Long-term stability,reliability and performance

Specification of  Solar Polycrystalline(270W-290W)

CNBM Solar photovoltaic (PV)module is designed for large electrical power requirements. It is the optimal choice for both on-grid and off-grid power systems. CNBM Solar panel offers high performance of power per square foot of solar array.Poly- or multicrystalline silicon(poly-Si or mc-Si): made from cast square ingots — large blocks of molten silicon carefully cooled and solidified. Poly-Si cells are less expensive to produce than single crystal silicon cells, but are less efficient. US DOE data shows that there were a higher number of multicrystalline sales than monocrystalline silicon sales.

 

SOLAR PANELS,SOLAR PANEL POLY 250W,SOLAR MODULE PANEL WITH FULL CERTIFICATE

GENERAL SAFETY

1.    Consult local codes and other applicable laws concerning required permits on regulations concerning installation and inspection requirements.

2.    Before installation a PV module, contact appropriate authorities to determine permit, installation and inspection requirements that should be followed.

3.    Install PV modules and ground frames in accordance with applicable rules and regulations

4.    PV modules should be installed and maintained by qualified personnel. Only installer/service personnel should have access to the PV module installation site.

5.    No matter where the PV modules are installed, either roof mounted construction or any other type of structures above the ground, appropriate safety practices should be followed and required safety equipment should be used in order to avoid possible safety hazards. Note that the installation of some PV modules on roofs may require the addition of fireproofing, depending on local building / fire codes.

6.    Please use PV modules with same cell size within series.



Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:Can someone tell me about solar panels for homes?
I had one on my homestead in CT. It grew to become right into a photograph voltaic warm water heater. It grew to become into hooked as much as my general warm water tank, so as that if it have been cloudy for a pair of days..i could nonetheless have warm water. in case you think of of all of the nice and comfortable water you employ, it grew to become right into a real mark downs. whilst i bought it, you purchased a $3000 tax credit from the government. that could be a protracted term investment , yet i could say mine paid for itself in 3 or 4 years. i could be careful presently..with oil being so costly, you going to have crooks and fly by utilizing nighttime businesses obtainable.make certain you examine out the corporation...very intently. And be taught , be taught, be taught...approximately how the structures paintings
Q:Can I build my own Hot Water Solar Panels?
If you are just looking for hot water, you can build your own water pre-heater with copper tubing, mirrors, black engine paint, wood for an enclosure, and glass to cover the enclosure. I have seen plans online but cannot recall just now where. I've included some links below that you might want to check out. Also, you may want to check on tax rebates in your area for using solar. In some areas you can get rebates to pay nearly 00% of the cost. Or search for how to build a solar water heater for a LOT of online sites. One caution, do NOT use water directly from a solar water heater as it can be hot enough to burn your skin.
Q:Can solar panels be connected directly to motor?
The sun is irradiated on the semiconductor p-n junction to form a new hole-electron pair. Under the action of the p-n junction electric field, the holes flow from the n region to the p region. The electrons flow from the p region to the n region, and the current is formed after the circuit is turned on.
Q:Solar panel charging question?
depends on the sunlight. And on the size of the battery. But it may never charge, as you need at least 5 volts to charge a 2 volt battery. So unless the sunlight is bright enough to generate 5 volts, all you will do is discharge the battery through the solar panel. But a large battery is 00 amp hours of capacity. Even if you had a 5 volt 5 watt panel, that generates only amp at most, so it would take over 00 hours to charge that size battery. .
Q:solar panel efficiency in space?
The mirrors might could desire to be on computerized monitoring gadgets so as that using fact the sunlight strikes it might keep the pondered sunlight on the panel with value of optical sensors and stepper automobiles and %s or laptop controllers then you definitely've the mirrors which destroy in hailstorms except you employ chrome metallic ones that in the process basic terms mirror 60% in assessment to 80% for glass To tutor what I say take a small hand mirror outdoors and prop it up so it reflects at one brick or spot on wall mark it or keep in mind it then wait or come lower back in 20 min see what proportion times it may be moved and how complicated the development of circulate
Q:Solar panels?? I need help!?
We are in the UK, but we now have two systems, one which heats the water and the other generates electricity via PV panels. You need to have a roof area facing in the correct direction and at a suitable pitch. If the sun is hitting the roof at an oblique angle the loss of benefit is high. The system that heats the water has the fastest pay back time. Our water has been hot since we had the system installed despite a poor summer here. Over here we can export surplus electricity created by the PV panels back to the national grid, and they buy that surplus. We often have surpluses during the day, but obviously when it is dark and we use electricity, we sort of buy it back. In the 6 months since it was installed, we have generated about 85% of our needs. Our best day was when we generated 46% of our needs. As you may know, we have had rain and floods over here, but to-day we still generated 22% of our needs and we put on several loads of washing. we have kept a spreadsheet of all teh figures. We are very pleased with ours, and we got a grant, but it was very expensive for the PV system. i'd recommend it, though. i have grandchildren and I feel we have to do something to preserve resources for them and to help combat climate problems. Make sure you have done other things - such as made sure your insulation etc is as good as it can be.
Q:Do solar panels keep a structure cooler?
it would depend on the type of paneling. And compared to what. Since it absorbs solar energy, that includes some heat. Compared to white paint, which may reflect more of the heat, it depends.
Q:how much energy does a 70x70 sq ft area of solar panels collect?
Considering capital outlays, such a system might never recover its initial investment. That's why we don't see such small photovoltaic plants popping up around the country - the economic case isn't there. One of the problems is that you would have to sell your electricity wholesale, at a ridiculously low price like 2 cents / kWh. If you were displacing electricity that you would otherwise use, then the financial case is different. Retail electricity could be 20 cents / kWh, 0 times as much, and you could get your money back over time, and start to make a profit. I've assumed you're in the US, with no special feed-in tarrifs. If you're in a country with a premium rate for solar-generated electricity, the business case could be very different.
Q:Any companies that have solar panels?
Not sure what application you need the panels for, but here is a website that retails a number of Solar products (as well as some other good alternative energy devices). Good luck!
Q:question about Solar Panels?
Assuming that you have / will upgrade wiring sizes to carry the extra wattage, that the new total wattage resulting from the addition doesn't overload any existing charge controller, diodes and / or inverter you have installed, then paralleling it straight into one of the other 2 volt groups should do nothing but add current to the system. True, it will be somewhat imbalanced, but it will work. Your other options would be to reconfigure everything down to it's native 2 V configuration which will raise current and lower voltage, with the additional panel creating the additional current to raise the wattage or to put it in series with the other 4 panel clusters so that you would get 36 V and additional current to account for the raised wattage. One last approach might be to set it up on another battery bank of it's own (small and at 2 V) to then connect to the same inverter. You'd be getting more power and storage capability that way, sort of a partial backup system, really, that will take some of the load off the other components to help extend their useful lives and get a bit more flexibility into it as well. The choice is yours here. That is all the ways that the system can be connected in, assuming everything in the first sentence checks out;-) It's difficult to make a recommendation without knowing what other components are in use and what the maximum ratings they carry are. Just remember that parallel connections add current and voltage stays the same, series connections add voltage and the current remains the same and you can figure out what to do with this thing to help you if you stay within maximum ratings for the charge controller, diodes and / or inverter involved. Good luck and stay safe!

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range