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electrical:12v:self-jumpstarting

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electrical:12v:self-jumpstarting [2020/08/06 10:36]
frater_secessus [voltage sensing relays]
electrical:12v:self-jumpstarting [2021/06/25 13:20]
frater_secessus [voltage sensing relays]
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 SomeVSRs have a button to combine the batteries for self-jumpstarting.   SomeVSRs have a button to combine the batteries for self-jumpstarting.  
 +
 +Examples:  
 +
 +  * [[https://amzn.to/2Ri2jQV|Battery Doctor]] - integrated button
 +  * [[http://amzn.to/2h2tDxp|Sure Power 1314]] - user-added wiring(("Connect a #14 gauge wire from the start position of the ignition switch to the Start terminal of the Battery Separator. Make this connection at the ignition switch. This wire should only have voltage when the ignition switch is in the start position. Note: The start signal must be able to produce at least 3V* in order to provide automatic boost, see connection diagram above for manual operation option." - https://www.ase-supply.com/Sure_Power_1314_200_Battery_Separator_p/sp-1314-200.htm))
 +  * [[https://amzn.to/3h5iMUd|Victron CT]] - user-added wiring to "start assist" terminal
  
 ==== relays ==== ==== relays ====
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 [Note from secessus:  AFAIK none of the DC-DC chargers allow self-jumpstarting.  If anyone knows otherwise, please point me to the documentation.  Thanks!] [Note from secessus:  AFAIK none of the DC-DC chargers allow self-jumpstarting.  If anyone knows otherwise, please point me to the documentation.  Thanks!]
 +
 +==== dual charging solar charge controllers ====
 +
 +Some charge controllers like the [[https://amzn.to/2PPTD2L|Morningstar SunSaver Duo]] can, for example,  charge the start battery with 10% of solar harvest and the house battery with 90% using different charging profiles.  As with DC-DC above, it's not self-jumpstarting but can help prevent the dead starter battery. 
  
  
electrical/12v/self-jumpstarting.txt ยท Last modified: 2024/03/22 08:19 by frater_secessus