[RE-wrenches] AC Coupling different brands

2013-05-25 Thread All Solar
Hope everyone is enjoying their weekend! I have a system where we have Installed a pair of XW inverters along with a 10k Fronius inverter. We have been told that we need to limit the PV watts to the lowest XW inverter. We have XW capacity in excess of the array, so why can't they entire array

Re: [RE-wrenches] FM80

2013-05-25 Thread Allan Sindelar
Jesse, There's little advantage to 24V over 48V; as you're in the design/bidding stage, can you use 48V instead? Then one FM60 (or Midnite Classic) is all you need. 48V also lets you use 175A GJ-type breakers, 2/0 cables, and 1 1/2" conduit to the battery