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electrical:12v:b2b [2019/05/07 21:20] frater_secessus [Battery to battery chargers] |
electrical:12v:b2b [2019/11/12 12:47] frater_secessus [limitations] |
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====== Battery to battery chargers ====== | ====== Battery to battery chargers ====== | ||
- | A b2b (or //dc-dc//) charger is a type of [[electrical: | + | A b2b (or //dc-dc//) charger is a type of [[electrical: |
[[https:// | [[https:// | ||
This kind of controller boosts the chassis voltage to voltage appropriate for proper lead-acid Absorption. | This kind of controller boosts the chassis voltage to voltage appropriate for proper lead-acid Absorption. | ||
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+ | ===== limitations ===== | ||
+ | |||
+ | Lead-acid batteries require two things to get fully charged: | ||
+ | - a high enough [[electrical: | ||
+ | - enough //time// at that voltage for the battery to stop accepting much current.(([[electrical: | ||
+ | |||
+ | DC-DC chargers address the first requirement, | ||
+ | |||
+ | **Charger throughput is generally limited** to 20-30A since higher rates would dictate $$$ internal components. This isn't as big a limitation as it might seem, since lead-acid [[electrical: | ||
===== CTEK D250 series ===== | ===== CTEK D250 series ===== | ||
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[[https:// | [[https:// | ||
The Sterling Pro Batt Ultra series is alternator-charging only, but can be configured to exact [[electrical: | The Sterling Pro Batt Ultra series is alternator-charging only, but can be configured to exact [[electrical: | ||
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+ | ===== Renogy ===== | ||
+ | [[https:// | ||
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+ | This charger has preset profiles for battery types. | ||
+ | |||
===== Redarc ===== | ===== Redarc ===== | ||
[[https:// | [[https:// | ||
Redarc makes [[https:// | Redarc makes [[https:// | ||
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+ | ===== Ring Automotive ===== | ||
+ | |||
+ | Ring makes [[https:// |