How To Check Solar Panel Performance

Touch the multi meter s red positive lead to your solar panel s positive wire.

How to check solar panel performance.

Using a multimeter for solar panel tests step 1. Look at the. Typically solar panel manufacturers cover defects for at least ten years and most manufacturers guarantee that your solar panels will still be producing at at least. I m the bloke who made you all sign up for the solcast api service in order to check in on the performance of your home solar pv system.

Note positive negative connections. Don t rely on your electricity bill. Some of you had great success. We found 46 of solar owners use their bill to see if there s a problem but this is unreliable.

The converter box is located on the back of the solar panel. Then touch the multi meter s black negative lead to your solar panel s negative wire. Look up is there shading or are the panels dirty. Note that the power output can t go above the capacity of the solar inverter.

The volt reading on your multi meter should be close to or just under 60 volts. Others despite my best efforts still couldn t figure how our seemingly complex sign up and data access worked. If it s not there is a problem with your solar panel output. Once you have located the.

If you have panels facing in more than one direction then split the difference again. If your panels face east or west and the power output is around 70 of the total panel capacity then your system is also probably performing fine.