40W Poly solar Panel Small Solar Panel Manufacturer in China CNBM

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Qingdao
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TT OR LC
Min Order Qty:
10 set
Supply Capability:
300000 set/month

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Product Description:

Polycrystalline Solar Modules

CNBM offers a range of small, medium and large polycrystalline solar modules, designed for a range of requirements.

 

 

 

40W Poly solar Panel Small Solar Panel Manufacturer in China CNBM

40W Poly solar Panel Small Solar Panel Manufacturer in China CNBM

 

 

Specifications:

Tolerance

+/-3%

Cell

Polycrystalline silicon solar cells (156 x 156mm)

N0. of Cells

60 (10 x 6)

Dimension of Modules (mm)

1650 x 990 x 40

Weight (kg)

25.5

Limits:

Operating Temperature

-40~+85?

Storage Temperature

-40~+85?

Maximum System Voltage

1000 VDC max.

Hail Impact

Diameter of 28mm with impact speed 
of 86km/h

Temperature and Coefficients:

NOCT

48C+/-2?

Voltage temperature coefficient (%/K)

-0.35

Current temperature coefficient (%/K)

0.05

Power temperature coefficient (%/K)

-0.45

Characteristics:

Model:

SGM-200P

SGM-210P

SGM-220P

Max-power voltage Vmp (V)

29.2

29.4

29.41

Max-power current Imp (A)

6.85

7.14

7.48

Open-circuit voltage Voc (V)

36.5

36.69

36.9

Short-Circuit Current Isc (A)

7.28

7.6

7.93

Max-power Pm(W)

200

210

220

 

Model:

SGM-230P

Max-power voltage Vmp (V)

29.8

Max-power current Imp (A)

7.72

Open-circuit voltage Voc (V)

37.31

Short-Circuit Current Isc (A)

8.19

Max-power Pm(W)

230

STC: Irradiance 1000W/m2, module temperature 25?, AM-=1.5

Poly Crystalline Solar Panels Specifications Range

Maximum Power (Pm)

Dimension

Weight

Operating Voltage (Vmp)

Operating Current (Imp)

Open Circuit Voltage (Voc)

Short Circuit Current (Isc)

0.45W

140x80x10mm

0.08kg

3.3V

150mA

4.6V

160mA

1.0W

162x140x10mm

0.16kg

7.5V

150mA

10.3V

160mA

4.5W

269x251x23mm

0.8kg

16.5V

0.27A

20.5V

0.3A

10W

420.1×268.9×22.6mm

1.92kg

17.5V

0.58A

20.5V

0.6A

20W

425x502x50mm

3.0kg

16.8V

1.19A

21.0V

1.29A

30W

593x502x22.6mm

3.9kg

16.8V

1.78A

21.0V

1.94A

40W

655x537x50mm

5.75kg

17.3V

2.31A

22.1V

2.54A

50W

839x537x50mm

6.0kg

17.5V

2.9A

21.8V

3.17A

65W

1111x502x50mm

7.2kg

17.6V

3.69A

22.1V

3.99A

80W

1204x537x50mm

7.7kg

17.6V

4.55A

22.1V

4.8A

 

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Q:How do Solar Panels Work?
Solar okorder.com/
Q:How can I make a sun tracker for a solar panel?
tbls0 has a good idea for the tracker, but let's take this one step farther. A clock motor large enough to move a solar panel, unless it is a very small one is going to be large, and expensive. Use the timer motor, as suggested, but attach a slotted disk to it, with a light source on one side, and a detector on the other side. As each slot comes up and allows light to pass through, this creates a one shot pulse which is used to cause a stepper motor to move position to keep the panel aimed at the sun. At the end of the panel travel for the end of the day, a switch could be set to close, bypassing the step control to put the motor into full constant speed reverse, this causing the panel to swing back to the morning position. The whole affair gets it's start up call by means of a light detector, similar to those used to turn lights off at sun up. The control would, of course be set to turn the system on to track the sun during the day. While some digital control is going to be needed, the system would not need a computer to run it.
Q:How Can I Reduce A Solar Panels Output To 3volts From 9volts?
Solar panels generate DC power. Changing DC voltage is hard, which is why the power grid is AC voltage. AC voltage can easily be changed with a transformer. To keep the DC power (watts) the same at a lower voltage you need a DC to DC converter. That basically changes the power to AC with an inverter, changes the AC voltage to the new value, then rectifies it back to DC. It is probably hard to find a commercial unit that handles those voltages and then it will be expensive. But I have a simple solution in the special case of a solar panel. Solar panels are made up of smaller solar cells. The basic solar cell has a very low voltage, like half a volt. The panel has many of them connected in series to make a higher voltage. Just cover (shade) some of them and the voltage generated by the panel will be less. Of course that reduces the power. And you may need to experiment with shading different parts of the panel and measuring the result with volt meter.
Q:Is getting solar panels worth it for your home?
There okorder.com/ Why pay thousands of dollars for solar energy ($27,000 average cost) when you can build your own solar panel system for just a fraction of the retail cost. You can build a single solar panel or you can build an entire array of panels to power your whole house. Some people are saving 50% on their power bill, some people are reducing their bill to nothing. But what’s most impressive is that just by following these instructions some are even making the power company pay them!
Q:Can a solar panel work with an inverter?
Solar panels output a very small amount of current. Even though you're getting 2V from the panels, you aren't getting enough amperage to power even the inverter itself, let alone anything plugged into the inverter. Car batteries are able to be used with inverters because they can crank out enough amps to power the inverter and whatever is plugged into it. Inverters only step up voltages and change DC to AC. They do not increase power (wattage) potential. If you want to plug in a 20W appliance into the inverter, the 2V source must be able to deliver 20W of power regardless of voltage. In pretty much everything solar powered, the panels are used in conjunction with batteries. The solar panels slowly recharge the batteries. The batteries are where most of the power comes from. Nothing is driven directly from the solar panels themselves unless the power requirement is low enough, such as a calculator. Solar panels will have an output rating in watts (W). If the wattage of your inverter plus whatever you plug into it is lower than the panel's output rating, then it can power it directly, provided you have 00% light input into the panel.
Q:What are solar panels made up of?
Solar panels (aka photovoltaic panel) are most often made up of thin wafers of crystalline silicon or cadmium telluride. As photons from the sun enter the photovoltaic cell, electrons are freed from the substrate when are then collected by wires that run throughout the panel. And as we know electrons=electricity!
Q:Solar Power Question?
Heat is not transferred by solar panels into electrical currents. For that you need TEC or Peltier devices which at the present time are too small to do much in changing heat to electricity. You are better off collecting the heat in a solar water heater then a solar panel. Now solar panels work by the photons hitting the panel and playing kind of a billiards game. One hopes the photon will knock off an electron and the now free floating electron will make its way to your wire.
Q:Is using a thick cardboard backing for a solar panel ok?
No,do not use card board because your cells are quite powerful. Accident short might cause fire. Replace it with another piece of plexi-glass.
Q:DIY kit for solar panel?
Build okorder.com
Q:Should we subsidize solar panels?
so, you think of that the perfect concept is to easily save specializing in oil and to not attempt to compete? each CON i've got talked to on right here is going on and on approximately how green power is a foul concept? yet, right this is China, with a centred purpose and fairly making it happen... ask your self how far we'd be interior the U. S. without the cons scuffling with us each step of how... how's that buggy whip enterprise going cons? that's what we recommend as quickly as we are saying owing to Republicans do you think of green power won't happen? China's already doing it... we are able to the two capture up, or supply up... and supply up has a huge unempmloyment value related to it...

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