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electrical:12v:b2b [2020/07/04 13:43]
frater_secessus [CTEK D250 series] |
electrical:12v:b2b [2020/07/04 14:29]
frater_secessus [FlexCharge] added victron |
| The most common b2b charger with 'dwellers is the D250 series, all of which are 20A smart chargers with integrated MPPT: | The most common b2b charger with 'dwellers is the D250 series, all of which are 20A smart chargers with integrated MPPT: |
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| * D250 (pre-2018, discontinued) - the original, Vabs == 14.4v. | * D250 (pre-2018, discontinued) - the original, Vabs == 14.4v, Vfloat == 13.6v. |
| * [[https://amzn.to/2RY2GNQ|CTEK D250SA]], a 20A solar/alt controller. Vabs selectable 14.4v and 14.7v. Added support for smart alternators. | * [[https://amzn.to/2RY2GNQ|CTEK D250SA]], a 20A solar/alt controller. Vabs selectable 14.4v and 14.7v. Vfloat 13.6v. Added support for smart alternators. |
| * [[https://amzn.to/2VNkfou|D250SE]] and [[https://amzn.to/2Aw56As|Smartpass 120S]] which have lithium settings. | * [[https://amzn.to/2VNkfou|D250SE]] which has 14.2 Vabs and 13.3 Vfloat for lithium settings. |
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| * Smartpass 80 - original model. 80A + 20A = 100A. | * Smartpass 80 - original model. 80A + 20A = 100A. |
| * [[https://amzn.to/2YZuIPG|Smartpass 120]]. 120A + 20A = 140A. | * [[https://amzn.to/2YZuIPG|Smartpass 120]]. 120A + 20A = 140A. |
| * [[https://amzn.to/3e156pA|SmartPass 120S]] is for smart alternators. | * [[https://amzn.to/3e156pA|SmartPass 120S]] as above, but with support for smart alternators. |
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| Note: the CTEK D250SA((and the pre-2018 D250**S** model)) panel voltage (Vpanel) maximum is 23v.((https://www.ctek.com/storage/ma/b21ecd5d5e5943a995474cf36d586451/956c3913c8cc4319bb4e47baea0c6d82/pdf/A78BBB08A9DF8976DB79E21271E091489ACEF47A/D250SA-manual-UK-EN.pdf, pdf)) There are user reports that the unit is repairable after overvoltage or polarity damage.((https://www.4x4community.co.za/forum/showthread.php/322874-CTEK-D250S-Problem?s=a2bc518379e50466c9ec523e8b114053&p=4270868#post4270868)),((https://expeditionportal.com/forum/threads/dual-battery-system-with-ctek-d250-not-charging-battery-over-12-volts.174927/post-2416300)) | Note: the CTEK D250SA((and the pre-2018 D250**S** model)) panel voltage (Vpanel) maximum is 23v.((https://www.ctek.com/storage/ma/b21ecd5d5e5943a995474cf36d586451/956c3913c8cc4319bb4e47baea0c6d82/pdf/A78BBB08A9DF8976DB79E21271E091489ACEF47A/D250SA-manual-UK-EN.pdf, pdf)) There are user reports that the unit is repairable after overvoltage or polarity damage.((https://www.4x4community.co.za/forum/showthread.php/322874-CTEK-D250S-Problem?s=a2bc518379e50466c9ec523e8b114053&p=4270868#post4270868)),((https://expeditionportal.com/forum/threads/dual-battery-system-with-ctek-d250-not-charging-battery-over-12-volts.174927/post-2416300)) |
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| The [[https://amzn.to/38399Ak|FlexCharge NC25a-12]] is a 25A charger that claims exceptional efficiency((http://www.flexcharge.com/nc25a.htm)), the ability to dump loads, and [[http://www.flexcharge.com/charging%20explained.htm|a proprietary charging algorithm]]. | The [[https://amzn.to/38399Ak|FlexCharge NC25a-12]] is a 25A charger that claims exceptional efficiency((http://www.flexcharge.com/nc25a.htm)), the ability to dump loads, and [[http://www.flexcharge.com/charging%20explained.htm|a proprietary charging algorithm]]. |
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| | ==== Victron ==== |
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| | Victron makes several DC-DC chargers, some of which are configurable by bluetooth. 12v examples: |
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| | * Orion-Tr 12|12-20 20A |
| | * Orion-Tr 12|12-30 30A |
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