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electrical:12v:b2b [2020/06/23 12:21] frater_secessus [sizing] |
electrical:12v:b2b [2020/06/23 12:22] frater_secessus [sizing] |
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Different battery types accept current at different rates. | Different battery types accept current at different rates. | ||
- | * Flooded lead-acid accepts a maximum of about [[electrical: | + | |
- | * AGM lead-acid accepts a max of about C/3, or 33A per 100A of battery capacity, and requires a minimum of C/5 (20A). | + | |
- | * Lithium has very low internal resistance, and may be able to slurp up all the alternator has to give. However, | + | |
* added expense | * added expense | ||
* lithium does not care about [[electrical: | * lithium does not care about [[electrical: | ||
* lithium tends to last longest with gentler charging/ | * lithium tends to last longest with gentler charging/ | ||
* the alternator will be happier with lighter loading | * the alternator will be happier with lighter loading | ||
- | For these reasons, an appropriate charging capacity for lithium would be **as small as possible while still meeting your power needs**. | + | |