Re: [RE-wrenches] AUO ac moudles

2012-02-23 Thread Dave Click
As Abraham Lincoln famously said, "I'll give it my best shot, but I'm no Bill Brooks." A DC ground fault is not impossible on an AC module but it's not the issue that it is on large DC systems where numerous high-voltage parallel strings can feed an array fault. When the unit is listed it's te

Re: [RE-wrenches] AUO ac moudles

2012-02-23 Thread Bill Hoffer
Todd I have been researching micro inverters and AC modules for another client and have been wondering about GFDI requirements on the DC side, according to the NEC code an AC module may be permitted to have GFDI on the AC side only, apparently because it has been tested as a " complete , environme

[RE-wrenches] AUO ac moudles

2012-02-22 Thread toddcory
esteemed wrenches, i am looking at the AUO brand of AC modules for an upcoming job. this is a 250 watt module with a 255 watt microinverter attached to the back. both carry a 25 year warranty. as we all know, warranties are only as good as a company's longevity. this is a taiwanese made produc