So I have a 400 watt array, 40a mppt SCC, 2200 watt inverter, 1 12V 200ah Lipo Battery. I was going to use a 250A bolton fuse for the positive battery terminal, then a 250A surface circuit connected to the inverter (4g wire), 4g wire to 50amp fuse then 6g wire to SCC and a 100a negative bus bar...