Re: [RE-wrenches] Solaredge inverters w/ backup generator

2014-02-14 Thread Exeltech
. Personally, I think an "interlock" on a string system is a reasonable request, and likely to appear in future models from different manufacturers. It's just going to take time. Dan On Fri, 2/14/14, Chris Mason wrote: Subject: Re: [RE

Re: [RE-wrenches] Solaredge inverters w/ backup generator

2014-02-14 Thread Chris Mason
The "Door Open" switch is a very useful feature. I am trying to get Fronius to put a digital shutdown terminal on its CL line of inverters, or all inverters preferably. We need to pressure all the inverter manufacturers to provide a logic in or dry contact method of shutdown. Most ATS will provide

Re: [RE-wrenches] Solaredge inverters w/ backup generator

2014-02-13 Thread Jerry Shafer
I have done systems in Hawaii, here is one with a 30 k PV system and with a 250k Cummins back up genny. We have a contactor in the ATS that will open if the genny is operating, this in turn sends a door open signal to the Satcon shutting it down I don't want anything effecting the genset operation

Re: [RE-wrenches] Solaredge inverters w/ backup generator

2014-02-09 Thread Chris Mason
That's total nonsense. Most of our installs involve a generator, as generators are very common here due to intermittent electrical supply and hurricanes. We also sell and install generators and I am a tech. A decent heavy generator will produce electricity that will fall within the IEEE 1547 specif