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  • watchpower log files...odd error

    This problem has got the better of me and I’m putting my hand up for help.... Watchpower is (surprise surprise) actually working ok for me, program runs, can see live stats, can change parameters on the fly, can view log files, charts etc but! this is odd.... As the program will only log data...
  • voltx basic 100aH charge voltage vs bms protection voltage

    I have 2 of the "aldi" voltx 100aH lithium batts the manual states for the voltx basic "for optimum performance , you must charge to 14.6v" "over protection is 14.4v" so how can i charge to 14.6v if the over voltage protection on the BMS is set to 14.4 volts? also i presume i should only...
  • air flow (cooling) direction for powmr 100Amp SCC?

    just installed a 100a powermr charge controller, all working good... but... Noted that when the fans kick in the air is sucked from the two TOP fans and pushed down and out of the lower side vents I thought that normal convention would be to suck "cool" air in from the lowest point of...
  • BYD "battery mode: startup" every night?

    inverter: Fronius Gen24 PLUS 8KW panels: 8.8kw bifacials batts: BYD 11.3 HVM Every night when running on batteries when i look back at the graphs and stats i always see a green dot on the battery discharge curve that says "battery mode: startup" any idea what this is? seems to be around 1-2am...
  • Epever Tracer 4210 circuit diagram

    My trusty old Epever tracer 4210rn unit decided not to start up after a shutdown (changed some cables / shunts etc) no LED display when the batteries are connected. we pulled it apart to see if there was something obvious.. the main MPPT caps were way out of tolerance... (they were potted...
  • powmr HMS-3K-24V solar input just stopped!

    powmr HMS-3K-24V solar input just stopped charging ? all was working as expected, then the solar input charge just stopped. and has not charged from solar since. the HPS24V3000VA spec sheet says may open voltage 102v open circuit voltage and 40A max PV input dc for the MPPT input. i measured...
  • evacuated solar hot water tubes (thermal grease, when to change?)

    i installed a 15 tube evacuated solar hot water tube heater been working great 13 years now my question is where the copper tips go into the manifold with the thermal transfer grease, how often does this thermal grease need to be cleaned off and replaced?. i have not pulled a tube out and...
  • vision battery production date codes?

    I am looking at buying some AGM batteries and was trying figure out how old they are from the stamped numbers and letters on top can anyone tell me the production dates from this? model: Vision HF12-560W-X stamped on top BJ26HA7GK34 Cheers, Richard
  • HWS pumped split system pump speed, low, med, high?

    i build a DIY evacuated tube solar hot water heater system back in 2010 piped fully lagged, non return check valves, basiclly all the stuff myself...works great! 15 X evacuated tubes 200L ground reticulating tank connected to a instantaneous gas heater all still working great! (recently the...
  • 10 panels in a 2S-5P cable run question

    i have 10 panels to mount wire to my inverter/charger each panel is 24v at 7amps they are 10 years old and still outputting around the 7 amp mark. going to have 2 in series (48v) and then the 5 sets in parallel. (sharp NU-185A1H) inverter is a powermr HMS-3k mppt scenario 1: Do the looping...

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