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GREAT BRITAIN • customer service  tel: 0845 300 9799  e-mail: [email protected]  internet: www.clasohlson.com/uk

Ver

. 20140313

Solar Panel

Art.no  36-4450 

Model  30 W

 

36-4451 

 

80 W

Please read the entire instruction manual before using the product 
and save it for future reference. We reserve the right for any errors in 
text or images and any necessary changes made to technical data.
If you have any questions regarding technical problems please 
 contact Customer Services.

Product description

The solar panel has polycrystalline cells which generate electricity 
when exposed to light.

Assembly

N.B.

As soon as the solar panel is exposed to light or sunlight, the 
 terminals in the connection box will be live. To avoid short circuits 
when assembling and connecting solar panels, turn them away from 
the light or cover them so that they are not producing  electricity 
during the actual connection procedure. Remove the covering when 
all the connections have been made.

•  Always mount the panel on a straight, flat surface; do not bend 

or twist the panel.      

•  Never attempt to divide or disassemble the panel.
•  Avoid drilling or welding the frame whenever possible.         
•  Do not use any sharp metal tools or any other things that can 

scratch the surface of the panel. 

•  Install the panel horizontally or vertically with the connection box 

at the top. The solar panel should be facing south and at an angle 
of 30–40° (summer), 0–20° (winter). Bear in mind that if the solar 
panel is cast in shadow, its power output will drop considerably. 
Choose a location for the panel with as little shade as possible. 
Mount the panel in such a way that air can circulate freely around 
it. Use stainless steel fasteners to attach the panel. For easy 
installations, use Clas Ohlson’s solar panel mount  36-4490.

Connection

30 W

Use suitable cable, preferably UV-resistant 1.5–4 mm², depending 
on the length of cable and size of panel. Open the connection box 
by unscrewing and removing the lid. Thread the cable through the 
cable clamp. Carefully check the polarity markings on the terminal 
block and connect the positive and negative wires accordingly. 

80 W

Use suitable cable, preferably UV-resistant 1.5–4 mm², depending 
on the length of cable and size of panel. Open the connection box 
by carefully releasing the tabs with a screwdriver. 

Thread the cable through the cable clamp. Carefully check the 
polarity marking on the terminals and connect the positive and 
negative wires. There are polarity markings next to the cable clamp 
screws.

1.  Connection block 30 W
2.  Negative terminal and 

connection

3.  Positive terminal and 

connection 

4.  Connection block 80 W
5.  Negative terminal and connection
6.  Positive terminal and connection 

Handy hint

Coat the wires and terminal posts with Vaseline to protect them from 
corrosion. Make sure that the cable clamp is tightened. Close the lid 
of the connection box tightly to prevent moisture from entering. If the 
solar panel is to be mounted in a coastal area, it is extra important to 
protect the installation from moisture to prevent saltwater corrosion.

The solar panel should be connected to a battery system via a 
charge regulator. See Clas Ohlson’s product range. 

If more than one panel is used, they can be connected in either 
series or parallel. 

To connect 2 solar panels in 
a 12 V system: Connect them 
in parallel by connecting the 
positive to the positive and the 
negative to the negative.

To connect 2 solar panels in 
a 24 V system: Connect them 
in series by connecting the 
positive of one panel to the 
negative of the next panel. 

Disposal

Follow local ordinances when disposing of this product. If you are 
unsure of how to dispose of this product, please contact your local 
authority.

Specifications

Model 

SY – 30 W 

SY – 80 W

Cell type

 

Polycrystalline Polycrystalline

Max. power

 

30 W 

80 W

Max. voltage

 

17.2 V 

17.2 V

Max. current

 

1.74 A 

4.65 A

Idling voltage

 

21.6 V 

21.6 V

Short-circuit current

 

1.98 A 

5.29 A

Max. system voltage

 

600 V 

600 V

Size (L × W × H)

 

510 × 510 × 30 

930 × 670 × 30

Note: 

The solar panels have individual rating plates and their  

specifications might differ slightly from the above example.

Connections for 12 V or 24 V systems

4

6

5

3

2

1

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