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diy solar

Recent content by NO_SafeSpace_4U

  1. NO_SafeSpace_4U

    LV6548 2nd Unit added for Split Phase - No AC Output (Axpert Max 7.2KW/Sungold lv6548/EG4 6500EX same)

    I got the email from MPP with the DSP and MCU firmware updates. The older unit update went smoothly but the newer unit failed immediately. I soldered the 3m ohm dealio onto the data line in the cable still no luck. Shut the unit down and it would not come back on. Just 1 red flashing led...
  2. NO_SafeSpace_4U

    LV6548 2nd Unit added for Split Phase - No AC Output (Axpert Max 7.2KW/Sungold lv6548/EG4 6500EX same)

    Waiting to hear back from MPPSOLAR. They had me check to make sure both inverters were set to 120v in setting 10. Verify comms cables are connected and no current sharing cables are connected. Surprised they didn't ask me to check the firmware 1st. Inverter 2 saved 2p2 180 change without an...
  3. NO_SafeSpace_4U

    LV6548 2nd Unit added for Split Phase - No AC Output (Axpert Max 7.2KW/Sungold lv6548/EG4 6500EX same)

    I just purchased another LV6548 for Split Phase operation. One unit is on Firmware 45. xx and the other is on Firmware 69.xx. This doesn't seem to be a concern with MPPSOLAR's support because the 1st thing they had me check was to make sure the comms cable was connected, and then no current...
  4. NO_SafeSpace_4U

    MPP Solar Firmware update

    did u ever figure it out?
  5. NO_SafeSpace_4U

    lv6548 SPLIT Phase - Lost AC input

    I have 2 lv6548 in split phase and all of a sudden lost ac input on 1 inverter but have no ac input in either one. Nothing has changed ac still live. see photos
  6. NO_SafeSpace_4U

    Signature Solar EG4 6.5K Off-Grid Inverter | 6500EX-48

    Just an FYI Someone mentioned u cant spltphase 2 6548's from different brand names. I am running a sungold version and mppsolar version in splitphase
  7. NO_SafeSpace_4U

    2 lv6548's running in split-phase w/ 2 different sized lifepo4 batteries

    I have 2 lv6548's running in splitphase. w/1 Jakiper 5kwh battery and 1 DIY 16s 15kwh lifepo4 battery. Can I hook each battery up to 1 inverter rather than having the 2 batteries connected to both inverters via a bus bar?
  8. NO_SafeSpace_4U

    How to: Fix F90 Error without Vender USB board

    Hi there! I have the same issue with error 90. MPPSOLAR sent me the software to write the serial number. I have used a USB to RS232 Male Adapter with PL2303 Chipset connected to the cable that comes with the inverter. I located the correct win 10 driver and no errors in device manager. I...
  9. NO_SafeSpace_4U

    Overkill BMS 48V Balance lead location

    I was scratching my head until seeing your post here.. Thanks for clearing up the confusion!
  10. NO_SafeSpace_4U

    SP6548 - having trouble with firmware update

    I have the same inverter from sungold. Why are you updating the firmware?
  11. NO_SafeSpace_4U

    *UNLISTED* Fault / Code / Error 90 Mppsolar lv6548 splitphase w Sungoldpower SP6548

    well you are getting there....let me help you out some more. Sungoldpower makes sp6548 (recently had the mfg modify their model to handle pv input 399v (I think they couldn't go to 500v because of the exclusive deal with signature solar) signature solar makes 6.5kW Off-Grid - EG4 6500EX-48...
  12. NO_SafeSpace_4U

    *UNLISTED* Fault / Code / Error 90 Mppsolar lv6548 splitphase w Sungoldpower SP6548

    I understand that English may not be your 1st language and you seem to have gotten off track by jumping on a few trigger words which clearly have clouded your ability to understand what is happening here! So let me help you out with some hints. If you had to pick the clone, (not saying it is...
  13. NO_SafeSpace_4U

    *UNLISTED* Fault / Code / Error 90 Mppsolar lv6548 splitphase w Sungoldpower SP6548

    They are an established distributor for MPPSolar with over 6064 sold units with 100% Feedback. They were the ones that gave me the info on how to contact MPP solar. So what you are saying the clones are taking out other clones not MPP solar (mfg). Sungold power 6548 is running fine. I...
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