Recent content by pavlik1

  1. pavlik1

    Rectifier Huawei R4850G2 48V 42~58V 3000w

    Hello rigmo How exactly you change the default voltage? Which tool to use? Thank you
  2. pavlik1

    Rectifier Huawei R4850G2 48V 42~58V 3000w

    Hello since few days I am happy owner of 3pcs R4850. Today after few long hours I managed to change the output voltage, thanks to the information provided by BotoXbz I tried to change the max current as well, seems the supply is maxing it. I am looking for software for this interface. The...
  3. pavlik1

    Nuvinci N171B Dealer technical manual

    Hello, Technical manual is attached. Cheers
  4. pavlik1

    EMC-1000 900w Charger FAQ Info from BMS Battery

    info from manufacturer:
  5. pavlik1

    Thundersky winston lifepo4

    So far so good, after more than 1000km at 100A load less than 100mV between cells, including not perfect connections between few packs :wink:
  6. pavlik1

    Thundersky winston lifepo4

    Just a side note. The above Ri is including the copper connections between cells and the 2x junctions aluminium to copper. The best is to use cupral shums. Unfortunately I Do not have any. Sent from my SM-G950F using Tapatalk
  7. pavlik1

    Mini-El City-El cityel Curtis, motor

    hello 55x55x8 mm with the additional resistor and LED I installed the hight is 10mm https://www.ev-power.eu/Battery-Management/Cell-Balancing-Module-3-60V-1-7A.html?listtype=search&searchparam=CBM1#tab2 https://www.bto.pl/pdf/03674/PCM-B01S20-417(A-1)(1S).pdf
  8. pavlik1

    Mini-El City-El cityel Curtis, motor

    The battery are installed and balancing very good. https://youtu.be/_kLciG6Ryng So far it consumes app 1ah per km at speed over 50km/h Top on flat is 65, downhill 80... Sent from my SM-G950F using Tapatalk
  9. pavlik1

    Thundersky winston lifepo4

    Thank you, will measure again aftrr few cycles The same sag with headway cels I have. Will wait for graphene battery from Murcia Spain [emoji1] Sent from my SM-G950F using Tapatalk
  10. pavlik1

    Thundersky winston lifepo4

    hello The internal resistance measured with two resisitors, app 30 ohm and app 2 ohm much higher than the datasheet value of 0.45 mohm altho i do not know how the datasheet value is obtained. any idea for representative Ri measurement that can be compared with factory values
  11. pavlik1

    Thundersky winston lifepo4

    The rest Sent from my SM-G950F using Tapatalk
  12. pavlik1

    Thundersky winston lifepo4

    Hello. I recently purchaced 16pcs of thundersky yellow battery 100ah. One of them had very high self discharge and was replaced by the seller. As a replacement i got a newer one. The new one has a negative terminal made of copper. The other 15 has both terminals made of aluminium. Why is the...
  13. pavlik1

    Tabletop Engine Dyno *Build In Progress*

    Hello acuteaero Very nice mechanical design. I am curious to know: - how much it the breaking torque your generator/brake can apply to the motor? - type and rating of the generator? - the generator rectifier is in use? - direct short circuit or load? I am using mine by shortening 3 phases ...
  14. pavlik1

    Cheap FOCer (VESC 4.12 based design)

    Hello I am interested to have one populated board for testing. I will pay the BOM and shipping. I have various e-bikes and electric car. Please let me know if you are interested. Cheers
  15. pavlik1

    Cheap FOCer (VESC 4.12 based design)

    Very interesting. Thank you. This is exactly I am looking for, especially with the new DRV for 100V. :bigthumb: :bigthumb: :bigthumb:
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