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Van conversion 12V 840Ah DC-DC Multiplus MPPT

alex11

New Member
Joined
Dec 23, 2021
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4
Hello everyone, now that I have already introduced myself I can explain to you my situation.
I'm trying to convert a van and I think to begin with the electrical system.
I've bought 12pcs of 3,2v lifepo4 280Ah and I would like to build a 12v 840Ah battery bank.
I've also ordered a victron dc-dc 12 30 to charge it using the van's alternator.
I think to go with victron multiplus 12V 3000VA 230V.
I know that 12V with this capacity isn't a very good choice but a need to keep it.
Max consumption will be 300A or less.
I need some advice about BMS and how to build the battery bank (busbars, holders, cable end clamps, etc.).
I need that the BMS opens loads circuit when the battery is low voltage and stops chargers (dc-dc, inverter from shore inlet, mppt) without damaging them, maybe some ssr are necessary?
Sorry for this little mess and thank you all for your attention.
Alessandro
 
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