DC solar cable length

Geoff.D

Honorary Master
Joined
Aug 4, 2005
Messages
26,878
Generally with home PV all the panels are connected in series strings. :thumbsup:

In Series circuits the length of cables between connections does not have to be equal.[ G.D maybe]

The thing I see a lot of DIY get wrong is to [NOT] keep the Positive and negative wires close to each other.

Installed incorrectly you will have this nice big loop of your roof. :thumbsup:

In making sure that I always have Positive and Negative running close to each other my negative wires is much longer than the positive wire. :thumbsup:
Is something wrong with your post?
 
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