Solar size (1 Viewer)

Oct 23, 2009
784
608
Anglesey North Wales
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Adria Twin 640SLB
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Just a quick question .Short of removing it and looking for a type plate is it possible to find out how big a solar panel is once it’s stuck to the roof . I have a Victron MPPT ?
thanks all.
 

DBK

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Jan 9, 2013
18,033
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Plympton, Devon
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PVC, Murvi Morocco
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2013
If you measure it and then check the sizes of panels for sale online you should find something which is a close match and thus learn the wattage. :)
 

Kannon Fodda

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Feb 26, 2019
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Assuming your battery needs a fair bit of charge, so that it is still fully charging over the lunchtime period (not gone into absorption or float mode) on a good bright, cloudless sunny spring to autumn day look at the history section in the Victron App. That will show Pmax which should then be close to the full wattage of your panel.

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OP
OP
wp1234
Oct 23, 2009
784
608
Anglesey North Wales
Funster No
9,010
MH
Adria Twin 640SLB
Exp
Since 2010
Assuming your battery needs a fair bit of charge, so that it is still fully charging over the lunchtime period (not gone into absorption or float mode) on a good bright, cloudless sunny spring to autumn day look at the history section in the Victron App. That will show Pmax which should then be close to the full wattage of your panel.
Super thand you
 
Apr 27, 2016
6,874
7,995
Manchester
Funster No
42,762
MH
A class Hymer
Exp
Since the 80s
Just a quick question .Short of removing it and looking for a type plate is it possible to find out how big a solar panel is once it’s stuck to the roof . I have a Victron MPPT ?
thanks all.
Generally, the power (watts) depends on the total area. The voltage depends on the number of cells. So if you look at the layout (9 x 4 =36 and 6 x 10 = 60 are popular layouts). You can look at the ads online for a panel with a similar area and layout, and see the voltage and power of that. You won't be very far out.
 
Aug 18, 2014
23,797
133,854
Lorca,Murcia,Spain
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32,898
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Transit PVC
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16 years since restarting
Ot put your phone on video having secured it with string/sellotape etc & drag back & forth until sticker is found?

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