Re: [RE-wrenches] Tesla 2.0

2017-03-13 Thread August Goers
All – Yea, it’s amazing how much buzz Tesla was able to generate with their Powerwall without even having a product ready for sale. I’ve been keeping track of these next generation lithium-ion batteries so that we can keep up with the demand of all the tech savvy early adopters here in the Bay

Re: [RE-wrenches] Tesla 2.0

2017-03-13 Thread Chris Mason
We installed the Sonnen system in Anguilla where the utility does not allow export and charges for export power. The Sonnen was not designed to work in that scenario, so we have had to design and implement a software and hardware solution for that problem. Our controller takes SOC data from the

Re: [RE-wrenches] SMA US 40 & AC coupling

2017-03-13 Thread Drake
I talked with Tim at SMA today, and the new Sunny Boy inverters will provide taper charging with the Sunny Islands even though no RS 485 communication is available. The Sunny Boys need to be programmed in the off grid mode, and the Sunny Islands will take care of the UL 1741 requirements. The