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  • AranM0n3y88
    Junior Member
    • Oct 2016
    • 76

    Trojan 6v 225 ah

    Hey guys ..I got me 4 6v 225ah Battery (new) n I have been charging them for 2days without using them wat so every..with 500wats connected in series and I have Mppt 60a

    2day at 6p.m. I use it for the 1st time n on the Mppt it show me that is full green light show on my Mppt. when I turn on my TV which is 1A n 50watts phones charge ect... in 5mins the green light turn in to orange light in 5mins again it turn into orange n red which me ..0% to 35%

    G 80%-95% soc
    g+y 60% -80% soc
    y 35% -60% soc
    y+r 0%-35%soc
    R Battery is discharging


    what is the reason n I haven't use them wat so every ?
    Last edited by AranM0n3y88; 04-22-2017, 12:11 PM.
  • SunEagle
    Super Moderator
    • Oct 2012
    • 15125

    #2
    Well there is a procedure written by Trojan that explains how to "prepare" a new set of batteries through charging and discharging process.

    But if they were really at 100% SOC then I think your problem is your TV may be consuming power a lot faster than what your battery system can provide .I am not sure why but that is my opinion.

    Is your TV a DC voltage type or are you using an inverter to convert the battery voltage to AC power?

    Comment

    • Sunking
      Solar Fanatic
      • Feb 2010
      • 23301

      #3
      Simple voltage does not indicate SOC.

      UNABHDOM dude B4 U2 B8
      MSEE, PE

      Comment

      • inetdog
        Super Moderator
        • May 2012
        • 9909

        #4
        If they were not equally charged to start off, charging them in series might not be sufficient unless you set the CC to equalization voltage.
        If one battery is at a low SOC, then the whole series stack will show apparent low capacity.

        1. Measure the voltage of each battery.
        2. Get a temperature compensated hydrometer to measure Specific Gravity (SG), and read the stickies here to learn how to use it.
        SunnyBoy 3000 US, 18 BP Solar 175B panels.

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