Posts made by Fred

• SMA Sunny Island Grid Export

  Hi Trevor,  Did you go through the quick start guide when you setup and select the Li-bms-ext setting on the Sunny Islands? Also have you adjusted the parameters on the BMS to match to the SM...

  posted in REC-BMS Programming and Configuration Questions

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  Fred
  4/19/24, 9:46 PM
• SMA Sunny Island Grid Export

  The sun island capability for grid feeding is very limited. The system has to be setup as a battery backup ups rather than an off grid system.   Rick is correct re firmware causing issue...

  posted in REC-BMS Programming and Configuration Questions

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  Fred
  4/17/24, 12:39 PM
• REC-BMS / Sunny Island not charging

  Hi Hank, I am happy to hear you reached resolution. I am very interested in more details, as you know these SMA can be querky if parameters are off. Let me know if you have any other issues. Than...

  posted in REC SI Series BMS

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  Fred
  8/22/23, 8:07 PM
• REC-BMS / Sunny Island not charging

  Also your SOC calculation may be incorrect, to me it appears your SOC should be greater than 60% assuming you are using lifepo4 chemistries 

  posted in REC SI Series BMS

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  Fred
  8/22/23, 4:55 PM
• REC-BMS / Sunny Island not charging

  Hi Hank, Sorry for the delayed reply. Are you still having issues? I have a few systems setup SMA and REC products.   What is your incoming source of electrons? Are you DC coupled with a ch...

  posted in REC SI Series BMS

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  Fred
  8/22/23, 4:48 PM