If you dont have a charger, connect another 48vdc battery to it. the bats dead and bms isnt getting enough power to turn on. if you can get BMS to f...

@mikes-garage I wired it as per the 2 battery one inverter diagram. basically bat one is connected to inverter and bat 2 is connected 2 bat 1. the ca...

I read they recommend 3/0 wire size, but that's rated for 200 amps. I went with 1/0 for 150 amps but even 1 gauge is 130 amps. You don't need more...