MultiPlus-II 12/3000/120-50 2x120V recommended CB on AC out 1 is 75A for a 3,000W output?

DIY
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1

The user manual recommends a 75A CB on the AC1 output. Is that because it combines the shore-cord power of 50A and the 25A inverter output?

2

Yes, if you are using power assist be sure the rest of the circuit can handle the load and protect accordingly