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diy solar

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  1. Y

    Voltage difference

    Good to know. Will do that today. Can I ask you what you run your batteries down to before charging.?
  2. Y

    Voltage difference

    I will in the future..What I read was the initial charge for new batteries be done individually, then connected and allowed to balance
  3. Y

    Voltage difference

    Thank you. I did charge both individually to 14.6 volts
  4. Y

    Voltage difference

    Quick question just charged both my new 100ah batteries today. Smart charger took the lifepo4 batteries up to 14.6v. I then connected them in parallel and when I checked they were now readin 13.7 volts. Why the change when they just came off the charger and no loads on the. There connected...
  5. Y

    wise size between batteries

    Can I ask what the wire size should be between two 100ah lifepo4 batteries. The will be right beside each other and wired in parallel. I have two 1/0 awg wires just sitting around but they are about 2ft long and I don't have the ability to cut and crimp them. So obviously connecting two...
  6. Y

    max disconnect

    thank you for the understandable description. I save lives for a living so this math stuff can be somewhat confusing. So 2 pole, 16amp or round up to 20 amp of I can't find a 16 amp. Does it matter the volts of the 2 pole breaker. last question, what about a fuse from the 2...100ah lifepo4...
  7. Y

    solar disconnect switch

    what about the link I posted above in JRH's post..Do you think that would work for the situation I have
  8. Y

    solar disconnect switch

    would this be what you were thinking...
  9. Y

    max disconnect

    can I ask what you would suggest based ion the following info 4 Pcs 100 Watt 12 Volt Monocrystalline Solar Panel Maximum Power: 100W (each solar panel) Maximum System Voltage: 600V DC (UL) Open-Circuit Voltage (Voc): 22.3V Short-Circuit Current (Isc): 5.86A Optimum Operating Voltage (Vmp)...
  10. Y

    solar disconnect switch

    thats definitely another option. However, just knowing I can throw the breaker if needed and also if I'm not in the trailer the breaker will trip
  11. Y

    solar disconnect switch

    when I say disconnecting under load, it would be if something happened down the line that suggested I interrupt the power feed. Don't have plans on disconnecting on a regular basis
  12. Y

    solar disconnect switch

    Thank you..I'll get on the amazon and get on ordered
  13. Y

    solar disconnect switch

    I could potentially see me throwing the switch with a load occasionally..Would this effect the size of the disconnect switch..Thanks again for your feedback
  14. Y

    solar disconnect switch

    Looking to put a solar disconnect between the PV's and MPPT. I have 4X100watt panels and have attached an Image of the info. Running them in series.It's above my knowledge level and hoping you can help me. I'd like a dual pole breaker fuse with a breaker switch which I can activate if I want to...
  15. Y

    max disconnect

    thats the one I have been looking at..Just not sure what fuse size it should be on 4X100 watt PV's
  16. Y

    max disconnect

    The looks like a great switch..does it also work as a fuse
  17. Y

    max disconnect

    so would be wrong in saying a 15amp switch for now..thanks for your help
  18. Y

    max disconnect

    They will in series for now..Thinking 2S2P down the road
  19. Y

    max disconnect

    Hello everyone..Jumping into solar for the first time. Have a renogy package (I know eyes are rolling). 4X100 panels/40amp rover mppt. I want to put a disconnect between the PV and mppt. I looked at the back of one of the panels and it states "max series fuse size rating 15 amp". Does that mean...
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