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  • Upgrade Solar Wire Guage for better

    Hello Everyone I have used 12awg wire from solar panels to charge controller the total length of wire is 70 feet but I am not getting good result so I want to increase wire guage. Now can I attach another 12awg wire of same length with this wire in parallel? Will it work or I have to install...
  • DC Ammeter for SCC output current monitoring?

    Hello Everyone, I have purchase a DC ammeter for measuring output current from Solar Charge Controller to Battery but on the internet everyone used this for measuring either solar panel input current or DC load current so I am a quite worried should I use this ammeter for the said purpose is it...
  • MPPT - Battery Voltage Fluctuation

    Hi everyone I'm looking for some input with issues I've been experiencing with my setup that I've recently completed. The battery was fully charged and the MPPT screen showing "Fully Charged" with constant float voltage of 13.5 volts. I turned ON the off grid inverter connected with same...
  • Offgrid Solar System layout

    Hello Everyone I am starting my off grid solar project, I have purchased all required accessories and now its time to connect them but I am not sure about the best layout . I am using 10mm plywood sheet for mounting all these stuff. I have prepared a layout for you guys to give me some...
  • Snail Trail after just 9 months of use

    Hello Everyone, Today while cleaning my solar panels I noticed that 1 panel has developed some snail trails in 3-4 cell (pictures attached here) I am yet not sure about performance degradation I will observe this today but I am so much worried. Is this totally a due to manufacturing fault or I...
  • Lead Acid Battery Placement

    Is this true that if a Lead Acid Battery is placed directly on a marble floor it can greatly reduce its lifespan? If so kindly explain the phenomenon?
  • Max PV input in 145 Volts SIMTEK Mppt Solar Charge Controller

    Hi everyone, I have Mppt solar controller having max input voc of 145 volts but in the owners manual it says that maximum 6 panels of 150~170 watts can be connected in series so lets say if each panel has voc=19 volts (i am taking on lower side) than it will still cross 145 volts limit, both...
  • Does MPPT charge controller damages a battery ?

    Hello everyone, I heard from someone that MPPT charge controllers provide all the current or you can say raw power generated from solar panels to the battery regardless its capacity of absorbing charge specially during bulk charging stage, we can only control the current by decreaing/increasing...
  • Is it good idea to use Plywood Sheet for mounting Inverter, MPPT and Breakers etc

    Hello everyoneIs I am planning to design off grid solar system for my house but I dont want to mount Mppt , Inverters etc on wall as I am living on rent and my landlord will not allow me to drill so much holes into the wall so is it a good idea to use Plywood Sheet for mounting Inverter, MPPT...
  • Low Specific Gravity Issue in Flooded Lead Acid Battery

    Hello Everyone, I purchased a 12volts Flooded Lead Acid Battery last month having 140Mah capacity and installed in my off grid solar system, a brief overview of which is here, 1) MPPT Solar Charge Controller 80A 2) 3 X 180watt Solar Panel & 1 X 330 watt Solar panel connected in Series 3) Pure...
  • Battery remains at Bulk Charge Voltage

    Hello Everyone I have an off grid solar setup with 145 Ah lead acid battery , the issue is that the mppt charge controller does not switches to float charging mode if I run somewhat heavier load like a small fridge which draws around 12 amp dc and the battery stays at bulk charging volts...
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