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lifestyle:faq_solar_generator [2023/09/24 20:58] frater_secessus [Solar generators] |
lifestyle:faq_solar_generator [2023/09/24 21:03] frater_secessus [solar input] |
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* **voltage** - 22Voc is a common voltage limit, effectively limiting one to [[electrical: | * **voltage** - 22Voc is a common voltage limit, effectively limiting one to [[electrical: | ||
- | * **current** limit - 3A is a common input current limit on smaller, less-expensive units. | + | * **current** limit - 3A is a common input current limit on smaller, less-expensive units. |
+ | * With PWM controllers the max power harvestable will be 3A x [internal battery voltage], which can be as low as 9v. 9v x 3A 27w. | ||
+ | * MPPT controllers with the same limit might run the panels at 18v, the Vmp: 18v x 3A = 54w((minus DC-DC conversion losses of ~5%)) | ||