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12thgenusa's avatar
12thgenusa
Explorer
Oct 23, 2013

What is your solar panel operating temperature?

Comments in an earlier thread concerning solar panel operating temperature and the effect it has panel output and particularly on MPPT controller output, led to searching the web for information on ac...
12thgenusa's avatar
12thgenusa
Explorer
Oct 23, 2013
BFL13 wrote:
I did not get the temps to answer the OP question, sorry. I did feel the panel quite warm, well above ambient about 12C. Voc was 34.7 instead of rated 36.8 at 25C which goes with warmer panel

Guessing your panel NOCT of 45C the calculator gives a panel temp of 37.6C. How do you measure the irradiance?

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