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Re: Grounding Battery Bank?
The short answer is, usually, yes you want to tie the DC negative bus with a minimum of 6 AWG cable to the house/building common ground point (ground rod next to outside of foundation, tied to cold w…1 · -
Re: MPPT80 -> XW PDP wire gauge verification?
Using a voltage drop calculator--For a 12 volt bank, 0.1 to 0.2 volts max drop from controller to battery bus suggested... 48 volt bus would be 0.4 to 0.8 volts max drop. For 10 feet, 3 AWG, 80 amps …1 · -
Re: Does current add up in a parallel connected Solar Array?
Yes--You are correct "under normal conditions" you could "scale" the wiring for the actual current flow... HOWEVER Say there was a short circuit in the "1A" string... Th…1 · -
Re: Help! Batteries draining right away
If you are living in the van full time (vs weekend usage)--The typical starting point for system design is 2 days of storage and 50% discharge... And at least 10% to 13% rate of charge. Regarding pan…1 · -
Re: Solar Batteries not charging all the way
Hi Karenyamil, welcome to the forum. The direct answer is what Mike said above--You have a small solar power (charging) system and a relatively large battery bank+load. Lead Acid (and AGM) batteries …1 ·
