Re: [RE-wrenches] Best elevated ground mount

2012-12-19 Thread Jason Szumlanski
As far as I know, Unirac does not offer customized engineering that uses ASCE 7-10 calculations, which is required to meet Florida Building Code 2010. James Madrid told me earlier this year that they did not have immediate plans to update their Code Compliant Installation Manual from ASCE 7-05. Tha

Re: [RE-wrenches] Best elevated ground mount

2012-12-19 Thread William Miller
James: We have put up a few of the MPM mounts and we too spent a lot of time assembling. This was due to unfamiliarity and will not be an issue in the future, making this rack a viable option for us. The foundations required were substantial and expensive. I am hoping that a system will be

Re: [RE-wrenches] Best elevated ground mount

2012-12-19 Thread August Goers
Hi James, Pro Solar makes similar pipe fittings to what Unirac has except Pro Solar uses 1-1/2" pipe. http://www.prosolar.com/prosolar-new/pages/groundtrac-main2.htm. They do not offer customized engineering like Unirac, however. I don't have any ideas about an elevated structure for a 10 kW

[RE-wrenches] Best elevated ground mount

2012-12-19 Thread James Reismiller
Hi All, We are looking for a faster, less expensive elevated ground mount solution. Wondering what folks like for a 10 kW size array elevated to 8’ above ground. We tried DP&W Multi-pole mount and spent a LOT of time building the rack. We use Solarmount for low ground mounts, and are also loo

Re: [RE-wrenches] Solaredge AC-coupling

2012-12-19 Thread John Berdner
Kirk: We have a new version of firmware (in production January 1, 2013) that supports frequency shift power control, e.g. Sunny Island. I am preparing a white paper on how to set it up but can walk you through it or we can preprogram it for you here and drop ship it to you for your distributor.

Re: [RE-wrenches] Protecting bonding wire on flat roofs

2012-12-19 Thread Benn At DayStarSolar
Jason, for a flat roof with any sort of equipment or obstructions on it, tripping hazards are to be expected and a person with access should be expected to watch out for them. However these days we have to go out of our way to protect against stu**dity (I mean those who are out of their element

Re: [RE-wrenches] Transformer or not?

2012-12-19 Thread benn kilburn
Hilton,I installed two SMA's (SB6000U and SWR1800U) outside on a roof about 6 years ago, with no reported issues yet, although i am due to check up on these. We see at least -35C (-31F) each winter. SMA stated that because they were installed in an environment that could reach outside thei