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electrical:12v:b2b

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electrical:12v:b2b [2021/06/18 18:56]
frater_secessus [further reading]
electrical:12v:b2b [2021/06/21 15:07]
frater_secessus [Kisae]
Line 129: Line 129:
 When the alternator input terminals detect at least 13.2v the charger will be switched to alternator charging.((trigger wire allows use of smart alternators))  When the alternator input terminals detect at least 13.2v the charger will be switched to alternator charging.((trigger wire allows use of smart alternators)) 
  
 +==== Redarc ====
 +
 +[[https://amzn.to/2TLGhtv|{{ https://m.media-amazon.com/images/I/71CqS887T8L._AC_UL320_.jpg?125}}]]
 +
 +  * [[https://amzn.to/3iZY3Uw|BCDC1225D]] - 25A 
 +  * [[https://amzn.to/2TLGhtv|BCDC1240D]] - 40A
 +
 +The Redarcs appear to do both buck and boost;  solar input voltage is 9v-32v.((https://www.redarc.com.au/Content/Images/uploaded/Manuals/BCDC%20Dual%20Input%20Instruction%20Manual.pdf))
 +
 +
 +
 +=== solar+alternator behavior ===
  
 +> The unit will always take as much power from the unregulated Solar input as it
 +can before supplementing that power, up to the maximum rated output, from Vehicle power input((https://www.redarc.com.au/Content/Images/uploaded/Manuals/BCDC%20Dual%20Input%20Instruction%20Manual.pdf))
  
  
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 Observe voltage input maximums on units with built-in solar charge controllers. Observe voltage input maximums on units with built-in solar charge controllers.
  
-Voltage-sensing units((triggered by elevated chassis voltage)) can misbehave when an undersized starter battery charger/maintainer is attached:+Voltage-sensing units((triggered by elevated chassis voltage)) can misbehave when an undersized starter battery charger/maintainer is attached.  For this example we assume a 10A maintainer and a 20A DC-DC charger.
  
   - starter battery voltage rises from 10A maintainer charging...   - starter battery voltage rises from 10A maintainer charging...
electrical/12v/b2b.txt ยท Last modified: 2024/05/17 11:40 by frater_secessus