[RE-wrenches] Back-up from large grid-tie system.

2010-02-01 Thread holtek
Project: 43kw system originally designed as grid-tie. 208 3ph, 6 SB7000(208). Equipment already rec'd. The curve ball.client now wants some back-up capabilities that include solar..there is a 7.92kw sub-array in the system that may be part of the solution. Any thoughts? Holt E.

Re: [RE-wrenches] Back-up from large grid-tie system.

2010-02-01 Thread William Miller
Kelly: A big a** generator and a transfer switch. William Miller PS: Seriously, I have seen projects like this and rarely is there a natural subdivision in the power distribution that allows one to back up a portion of the loads. Backing up a huge power demand, which I assume this is, is

Re: [RE-wrenches] Back-up from large grid-tie system.

2010-02-01 Thread holtek
] Back-up from large grid-tie system. Kelly: A big a** generator and a transfer switch. William Miller PS: Seriously, I have seen projects like this and rarely is there a natural subdivision in the power distribution that allows one to back up a portion of the loads. Backing up a huge

Re: [RE-wrenches] Back-up from large grid-tie system.

2010-02-01 Thread Mick Abraham
, February 01, 2010 12:18 PM *Subject:* Re: [RE-wrenches] Back-up from large grid-tie system. Kelly: A big a** generator and a transfer switch. William Miller PS: Seriously, I have seen projects like this and rarely is there a natural subdivision in the power distribution that allows one

[RE-wrenches] Back-up from large grid-tie system.

2010-02-01 Thread Dana
-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Mick Abraham Sent: Monday, February 01, 2010 4:30 PM To: RE-wrenches Subject: Re: [RE-wrenches] Back-up from large grid-tie system. Hello, Holt et al~ If the client only expects 24 hour autonomy, you could build/supply an uninterruptible power

Re: [RE-wrenches] Back-up from large grid-tie system.

2010-02-01 Thread Drake Chamberlin
Would it be possible to configure some Sunny Islands with a Sunny Boy on the 7.92 kw Sub Array?That might work with the new SB 8000US. At 10:52 AM 2/1/2010, you wrote: Project: 43kw system originally designed as grid-tie. 208 3ph, 6 SB7000(208). Equipment already rec'd. The curve