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  1. M

    ULtra Compact 1800W charger + Eltek programming

    I got a flatpack2 2000w some years ago and i want to finally use it. The problem the last time i wanted to use it it keeps just clicking like a car turn indicator relais. I am going to disassemble it but wondered if this behavour is known and what could cause it. There is no output voltage at...
  2. M

    ULtra Compact 1800W charger + Eltek programming

    Thank you! It was not clear to me and i thought maybe that the flatpack2 and flatpack2He would have the isolation integrated. So i think best would be to change the hardware of the flatpacks to have an isolated CAN bus, this should be doable and is maybe the most elegant solution in terms of...
  3. M

    ULtra Compact 1800W charger + Eltek programming

    remmie really did amazing work, or better, he is doing really amazing work ;) Thank you for guiding me to the "supercharger version 2" ;) The 2 flatpack S 1800 in series with 2 leonardos for controll is a good starting point for me, which is shown here...
  4. M

    ULtra Compact 1800W charger + Eltek programming

    i did, but a few questions arised. So this means the CAN of the Flatpack2 2000 and 3000 Watt versions are isolated, but not the Flatpack S 1800 Watt? Has someone managed to connect multiple PSUs in series and communicate and control MORE than one at the same time? I think this is needed as...
  5. M

    ULtra Compact 1800W charger + Eltek programming

    Has anybody thought of connecting eltek flatpacks in series? what to look for especially for the communication part? I am interested in the CAN communication, so a isolation is needed. Would it be possible with an ISO SPI chip like this: http://cds.linear.com/docs/en/datasheet/6820fb.pdf to...
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