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Im looking to build an off grid system for a new home. Running the home from the grid is not practical because the main power line is about 550ft from the home site. However I was wondering if it would be possible to "trickle charge" a battery bank over night with grid power at that distance. I...

What would be the optimal setup for 30 Canadian Solar 400W Mono-crystalline Panels (CS6R-400MS-HL) feeding an 18KPV Inverter/Charger? I was thinking 3 strings of 10 panels each. Too simple? Am I missing something? Panel Details: Nominal Max. Power (Pmax) 400W Opt. Operating Voltage (Vmp)...

Good morning all. Has any one used APA Solar's Ready Rack system with helical foundation screws? The system I am looking at is engineered for 30 panels and 105mph winds. The installation seems pretty simple with the use of a skid steer to drive six, 6" helical screws into the ground. I have done...

I have a subpanel that I would like to power from either grid or inverter power. Can I use a 2 pole double throw safety switch or do I need to utilize a 3 pole switch to throw the neutral as well? The inverter power is only supplied by panels and batteries (grid input will be left unused).