Aleo S18 sol Manual de referência rápida - Página 17
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Dirt could be:
• D ust, pollen or seed
• L eaves or twigs
• D eposits from stable vapour
• M oss, algae, fungi or bacteria growing on depo
sits (in short: biofilms)
• S alt (in coastal regions)
11.4.1 Safety precautions
CAUTION!
Contact of live parts with water. Risk of electric
shock!
• N ever use a high pressure cleaner.
_______________________________________________
NOTE
You will also retain the manufacturer's warranty as a
result of this measure.
11.4.2 Glass surfaces
NOTE
• The glass surfaces of aleo modules have
microscopic structures or anti-reflex coatings.
Ensure that these do not get damaged. Do not use
any cleaning agents which will polish or scratch the
surface.
• Avoid the use of very hard water.
• Also avoid the use of distilled or demineralised
water if possible.
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• Avoid the use of acids, bases or other aggressive
cleaning agents.
10
Distilled or demineralised water is often used by cleaning services but can damage
glass surfaces with frequent intensive use over long periods of time. aleo solar there
fore advises against the use of distilled or demineralised water.
aleo solar GmbH | Marius-Eriksen-Straße 1 | 17291 Prenzlau | Germany | [email protected]
Quick Reference Manual Rel. 4.2, 08/2015, en-GB-DE (1)
NOTE
Dirt- or water-repellent coatings subsequently ap-
plied to the modules can negatively affect the effici-
ency of the aleo modules and therefore the power
output of the whole photovoltaic system. We the-
refore advise against the use of these agents.
RECOMMENDATION
For cleaning the glass module surfaces, aleo solar
recommends:
• Rainwater without additives
matching the temperature of the module.
• A soft sponge or a soft brush.
• If necessary, use a telescopic rod with a sponge or
soft brush attached on the end. The rod can have a
water pipe integrated.
• For stubborn patches of dirt, use the following to
help:
• Isopropanol:
aleo solar recommends a mixture of isopropanol
and rainwater to the ratio of 1:1.
• Glass cleaner:
As an alternative, aleo solar recommends clear,
colourless glass cleaner with no ethanol or
denaturants (e.g. Bitrex
■
Anti-reflex glass
aleo modules have an anti-reflex layer on the glass surface
to achieve a higher output. This means that some marks
(e.g. fingerprints) are more visible than on normal glass.
These marks are mostly seen as shimmering patches.
These kinds of marks do not have any measurable effect on
the module output and fade away after about 2 weeks of
being exposed to weather conditions, as sunlight and rain
break them down.
11.4.3 Insulating back sheet
The insulating back sheet must not be cleaned. Neverthel-
ess, if you still need to perform work behind the modules
(e.g. to remove leaves):
• Make sure you refer to Ch. 6.2.1: „Electrical safety
precautions" and Ch. 6.2.2: „Mechanical safety pre-
cautions".
• Avoid damaging the insulating back sheet.
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Rainwater has a low level of water hardness. It is beneficial to use it because a build up of
deposits is avoided.
12
This prevents mechanical tension in the glass and ensures the module a longer service life.
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Ethanol contains denaturants. Some denaturants can leave streaks behind or damage
an anti-reflex layer.
with its temperature
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)
.
®
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