[RE-wrenches] SolarEdge

2010-03-17 Thread holtek
Any comments on the SolarEdge architecture. Any one used this system yet? http://www.solaredge.com/ Holt E. Kelly Holtek Fireplace & Solar Products 500 Jewell Dr. Waco TX. 76712 254-751-9111 www.holteksolar.com ___ List sponsored by Home Power magazin

Re: [RE-wrenches] rebar v/s fiber

2010-03-17 Thread Kelly Keilwitz, Whidbey Sun & Wind
As long as the pole surface area required is in earth contact I don't see a problem with that. However, our pole mounts are filled to ground surface with concrete- usually necessary for foundation strength requirements. If the hole is big we use a rebar mesh cage surrounding the pole. If au

Re: [RE-wrenches] apollo charge controllers

2010-03-17 Thread R Ray Walters
We have a couple out in the field. A bit of hassle to upgrade the firmware at first, but Apollo was very helpful, and sent us a free interface to do the update. I'm sure that's all cleared up for current versions, by now. Now a couple of years later, we've had zero trouble, and we are running wel

Re: [RE-wrenches] SolarEdge

2010-03-17 Thread August Goers
Holt, I haven't used these yet but I've been following DC MPPT products for a while just to see where things are going. They appear to offer similar benefits as the microinverter products such as reduced shading and orientation concerns and individual module level remote monitoring. Here are a

Re: [RE-wrenches] SolarEdge

2010-03-17 Thread holtek
August, Thanks for the response. What I am seeing is the price is comparable to a string inverter. Very attractive if that holds true. Would like to pull the trigger on using one, butwell, we all know.. Holt E. Kelly Holtek Fireplace & Solar Products 500 Jewell Dr. Waco TX. 76712 254-75

[RE-wrenches] Small Wh and large LRA

2010-03-17 Thread Mark Dickson
Hello Wrenches, I've been asked to design a battery based PV system for a load that has a high start up surge of about 62A @ 115V. The thing is, once it is running it will only run for ~10 minutes per day at 11A. So the daily loads are very low. How do I size a battery bank large enough to han

Re: [RE-wrenches] apollo charge controllers

2010-03-17 Thread toddcory
So do the charge controller and amp hour meter communicate so they agree on when the batteries are fully charged? Todd On Wednesday, March 17, 2010 12:02pm, "R Ray Walters" said: We have a couple out in the field. A bit of hassle to upgrade the firmware at first, but Apollo was very helpful