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  1. Watts247 - Ian Roux

    New 10kw NHX AIO From Watts247

    Good Morning. this is in fact the same model that can be paralleled to 8 units, we have made extensive firmware updates and features to the vanilla model you see online. We have been running these Indoors, outdoors, as EV chargers, Welding and Plasma Cutting Operations, Compressors, Motors...
  2. Watts247 - Ian Roux

    A little disappointed with my new Growatt SC48120-MPV charge controller.

    yes, but directly, this forum will keep a single man busy for years, and I neither have the time or the inclination. I hardly ever read posts here.
  3. Watts247 - Ian Roux

    A little disappointed with my new Growatt SC48120-MPV charge controller.

    If you have a charge controller that is designed for 48V 24V and 12V (auto sensing) , and you have high PV input, and the battery may be 24V as is in your case, and the battery goes open circuit, the auto sensing is going to think that perhaps these are 48V batteries. 1) Battery...
  4. Watts247 - Ian Roux

    A little disappointed with my new Growatt SC48120-MPV charge controller.

    one solar assistant for many (haven't tried it on multiple SC48120 but know the developer well enough to fix this if it doesn't) , this is the way it works for multiple inverters in one system (which I have tried, as I use it for my home with 5 inverters) - one USB port per device, you can use...
  5. Watts247 - Ian Roux

    A little disappointed with my new Growatt SC48120-MPV charge controller.

    Why build something when Solar Assistant can pull data from these devices already ? https://watts247.com/product/solar-assistant-remote-monitoring-mpp-solar-growatt-deye-sol-ark-sunsynk-and-many-bmss/ Calibration Video: Modbus Registers...
  6. Watts247 - Ian Roux

    A little disappointed with my new Growatt SC48120-MPV charge controller.

    Why build something when Solar Assistant can pull data from these devices already ? https://watts247.com/product/solar-assistant-remote-monitoring-mpp-solar-growatt-deye-sol-ark-sunsynk-and-many-bmss/ Calibration Video: Modbus Registers...
  7. Watts247 - Ian Roux

    A little disappointed with my new Growatt SC48120-MPV charge controller.

    Why build something when Solar Assistant can pull data from these devices already ? https://watts247.com/product/solar-assistant-remote-monitoring-mpp-solar-growatt-deye-sol-ark-sunsynk-and-many-bmss/ Calibration Video: Modbus Registers...
  8. Watts247 - Ian Roux

    2nd damaged SOK server rack battery in a row!

    Yes, Im sorry, we offered a special , and got wrapped over the knuckles for it from the supplier, and now from the customers. Usually the PYTES batteries ship just fine with Fedex Ground, so we thought we would try the same method with the SOKs - Ground is 1/3 of the price of freight, but now...
  9. Watts247 - Ian Roux

    Short Circuiting error with MPP 8048 MAX and SE5000 Autotransformer...

    Will open one up 8048max remove the mainboard and video it for both the 8048max and 5 units we have waiting for spares of the 5000ES (non "US") and wait to see if the others claiming US are any different. Till Monday evening.., should be interesting.
  10. Watts247 - Ian Roux

    Short Circuiting error with MPP 8048 MAX and SE5000 Autotransformer...

    You can remove the ground N bonding screw on the PCB as shown in this video.... To magically make it into a US "version" and call it by a US suffix. (Just like the 5000ES. After your remove the bonding screw you can rename it the 8048max-US , who know one little screw had so much power?) The...
  11. Watts247 - Ian Roux

    Growatt SPF 3000TL LVM Dashboard Data & Questions

    Or get a bms that communicatates to GW
  12. Watts247 - Ian Roux

    Growatt SPF 3000TL LVM Dashboard Data & Questions

    The unit won't power up without a battery, period. I have spoken to GW about this and have made a video on it. Bms troubleshooting part 1 and 2 where I showed what happens when the LI battery on on a GW is charged too quickly (when it's near to fully charged) now that the battery is cooler in...
  13. Watts247 - Ian Roux

    lv6548 will not charge batteries more than 54.2 volts

    We get these problems often with any inverter model, but they all have one thing in common. Lithium batteries. If one of your lithium cells is fully charged, and the others are not (even in a fully assembled battery), it will stop absorbing power while charging , this shuts off the charging...
  14. Watts247 - Ian Roux

    MPPSolar LV6048 won't use the utility input

    Can you explain why you are unable to hook up your generator ? what is your configuration of the LV6548s ?
  15. Watts247 - Ian Roux

    MPP LV2424 Warranty repair still broken

    Chuck, we replaced the mainboard with a brand new mainboard. We found it very strange indeed that the battery terminal inputs had gone short circuit, never had one like this before, the fact that it happened again is rather strange indeed We dont have an email or a phone number for you on...
  16. Watts247 - Ian Roux

    Growatt spf 3000TL LVM -24p....change program 15 to BOF but it still beeps. Is it abnormal??

    I try to respond to all my emails on a daily basis, can be up to 50 to 60 + per day between all the other daily emails, yeah I may mis one or two occasionally, just try again. Also please don't send mammoth 9MB Picture attachments, they may bounce from my email server, and I may never see...
  17. Watts247 - Ian Roux

    Growatt SPF 3000TL LVM Dashboard Data & Questions

    Its really hard to find out what settings you have made to the unit to restrict it from solar charging. The first question what settings have you made , and what do you want the unit to do? From the data, I can see that the unit is stuck in bypass mode, and this is usually a restriction placed...
  18. Watts247 - Ian Roux

    Paneling for a 2400KW PIP

    Chris, so sorry, I harld log on here. yes you can mismatch your panels on each inverter, 2.4kw of panels should be just fine, as its a rare day that your panels will ever put out 100%
  19. Watts247 - Ian Roux

    Does anyone try to claim warranty of MPP Solar product?

    Wired as Off grid should be just fine, (with or without grid assist), others comments welcome. UL listing is planned for this year
  20. Watts247 - Ian Roux

    Ian from Utah

    my phone is 8014030336 Ian
  21. Watts247 - Ian Roux

    Do setting persist after Power loss? and Rated Solar Questions

    If it was me, with a VMP of 39.6 V each x 2 is 79.2V And thats at room temperature, if it were me, I would connect them in parallel (Max working input voltage on this unit is 80V, so no. I would not)
  22. Watts247 - Ian Roux

    Adding wind turbine to MPP 24v 2.4kW PIP Model

    You wont find any instructions, because there arent any. :) Here is the deal. a) Your Wind turbine needs to give DC output b) Your wind turbine needs to output more than 30V DC before it can even start to charge the battery, and be less than 115V, to be within working voltage range. c) If a)...
  23. Watts247 - Ian Roux

    Multiple inverters to one shared AC input?

    If you are feeding in split phase from the grid and your inverter is configured for split phase , you will have no problems. I am trying to find a way to feed in single phase 120V (like from a generator), which charges the batteries at the same time, whilst the inverter outputs split phase...
  24. Watts247 - Ian Roux

    Multiple inverters to one shared AC input?

    Another note, when you are connecting those two LV2424s in parallel, if you are just doing it single phase, 120V, then single phase AC input will be fine for both. However, if you are connecting them up in Split phase, note that the only time you will get 240V split phase out, is when the...
  25. Watts247 - Ian Roux

    Multiple inverters to one shared AC input?

    If there is cable and terminal space available, I would double up with the 4/0, its easier to work with two smaller cables than one fat one that wont bend. The cable I have been using is that is easy to work with is. Been using it for years, and then of course, good quality Lugs, with a good...
  26. Watts247 - Ian Roux

    Multiple inverters to one shared AC input?

    Hello Guys. Let me try to simplify. Both units when connecting inverters in parralel need to be on the same battery. LV2424 - Current sharing cables are only connected to inverters working on the same phase. (any parallel hookup requires signal cables - 15pin DB connector) LV5048 - adding more...
  27. Watts247 - Ian Roux

    Backfeeding the grid

    quick answer is "No" they will have no way of telling, your pole meter cannot (the ones I know about anyway) turn backwards, so all it will do is not run at all during the day if you make more than you use. Best Ian
  28. Watts247 - Ian Roux

    48v MPP set up questions

    Hello, as this is a recommendation by the battery supplier, then abide by it. The all-in-one does not make these stipulations, as there are already fuses built into the unit on the PCB (similar to automotive fuses) Ian
  29. Watts247 - Ian Roux

    using 12v devices while maintaining the simplicity of an All-in-one System

    Dont drill holes in your roof, use acetone to clean the roof and the panel frame, and use marine silicone, drill a hole in the side of the panel for the wires, and let them come down the refrigerator vent (no holes anywhere in that roof please, those panels will stick like chocolate dessert to...
  30. Watts247 - Ian Roux

    24v mpp all in one completely dead

    Please set your low cutoff voltage higher to 12V , its better to start higher at a higher setting (setting 19 on the menu, it is defaulted to 10.2 which is too low)
  31. Watts247 - Ian Roux

    MPP 24V Fault Code 05

    A hair dryer has a diode in it for the "LOW" setting, so what its saying (Fault 05) is that there is an unbalanced load on it if you imagine a sine wave power graph, power would normally be used on both the upper and lower portion of the sine wave, but this hair dryer breaks those rules by...
  32. Watts247 - Ian Roux

    Backfeeding the grid

    Lets start from the beginning... When you take the unit out the box, by default, the grid feedback is DISABLED (It operates exactly like a PIP unit). You can connect Grid/Utility power into it (If you wish/ Optional) or it can operate completely off-grid. If its in your camper, etc , Just...
  33. Watts247 - Ian Roux

    MPP 24V Fault Code 05

    Fault code 05 = 05 Output short circuited , page 27 on the manual.
  34. Watts247 - Ian Roux

    48v MPP set up questions

    60 to 115V is the operating Solar Panel voltage range 145V is the max before damage occurs. 115V to 145V - No Charging occurs - dead zone Page 9 of the manual, (PV Array MPPT Voltage Range 60~115Vdc ) The statement "MPPT is 2x 80amp input. " is not correct, it is 2 x 80A OUTPUT, this is...

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