Builiding of a complete 6kW PV inverter with MPPT chargers


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wiseguy

Guru

Joined: 21/06/2018
Location: Australia
Posts: 1191
Posted: 11:10am 09 Jun 2024      

It is easier to write than draw the picture. Make a plate of aluminium same size as control PCB

Screw aluminium plate where pcb is now, use spacers to screw the plate to the existing spacers (I hope you have 4 spare spacers female to male).

Now solder 1 and only 10n capacitor on PCB pads just next to J1.

Now screw control PCB onto the spacers sticking up from the aluminium plate.

Put wires/plugs back to control card and retest.

I will draw a picture but not possible for about 1 - 1.5 hour.
Edited 2024-06-09 21:10 by wiseguy