Quick EG4 3K question

[donb108]

I'm still working on my shed project and came across a little confusion.

Wiring question for 120Vac system

I'm planning to install an EG4 3kw system in a shed, similar the portable system in Will's video. It will be 120vac. I plan to have several circuits (outlets for battery charging, LED lights, maybe a small mini-split), using a small, 8 space load center. At the moment, I need 4 separate...

diysolarforum.com

EG4 provides a 125 amp breaker with the 3K inverter, and shows instructions on how to wire it. But, Will's video doesn't use it. I assume he's depending on the built-in breaker in the battery, which I also have. So, do I need the inverters breaker, or just skip it?

 

[timselectric]

If only one battery. It's breaker will be all that you need.

 

[donb108]

Thanks, and, yes, it's only a single battery. I'll just use the one on the battery.