Forum Discussion
mena661
Apr 10, 2014Explorer
BFL13 wrote:X2 You only need fuses if you have 3 or more strings connected in parallel (a string is panels in series). So unless you have 6 panels minimum connected in a series/parallel array, you don't need fuses. In fact, I'll even state you're wasting your time and money by fusing panels not configured in this manner. And you're not protecting anything. Why? Because panels are DESIGNED TO BE SHORT CIRCUITED. Only in the series/parallel array mentioned could you exceed not only the wires capability but the panels capability. If you cannot grasp this, perhaps you should rethink solar.
Here is the correct info--wade down to the strings fusing part
http://www1.cooperbussmann.com/pdf/9df1f7ec-8c62-4210-8cf8-9504927394f0.pdf
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