Hi I'm hoping to build a barrel raft pontoon 5m x 3m with a small cabin and a roof the the length of the raft and a small floating trailer with solar panels to a total of 3000w made of 12 250w 50.75 volts 4.92 amps panels and 4 200Ah 12v deep cycle batteries i hope to power 3 60lbs 12v 53amps 684w each trolling motors it should (hopefully)weight under 1000kg i would like to explore the murray-darling river system here in Australia which covers WELL over a 1000km's of river day light travel only is fine as I'm in no rush and 15km/h speeds would do fine if i could maintain that all day my quetions are #1 should this set up give me the power to motor all day in perfect conditions #2 will a trolling motor power all day every day for weeks or months at a time reliably sorry if I've forgot key info I'm starting from scratch here trying to build my knowledge any info would be appreciated p.s the pic is a build by the barrel raft boys love yah work boys