Builiding of a complete 6kW PV inverter with MPPT chargers


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nickskethisniks
Guru

Joined: 17/10/2017
Location: Belgium
Posts: 449
Posted: 10:19pm 30 Apr 2024      

I don't recommend pushing the current at these 100A levels. It's always a better practice to split this up when possible.
I'm using ETD59 cores with as much as copper windings and 100uH. At 40khz.

Also something very important is to consider a shorted MOSFET as a big problem, charging current will not be interrupted when end of charge voltage limit is reached.

Always build in a secondary relay or equivalent to disconnect the controllers/solar panels when this happens.