After struggling for 6 months having bought the MUST PV18-5048 VHM High Frequency Off Grid Solar Inverter 48VDC - 5KW, I eventually managed to setup my system comprising 3 x Trina 670 Vertex Solar Panels, 4 x 12Volt, 105 Amp Willard 791 AAGM Batteries and 3 x Victron Battery balancers which I...