Daryl,The customer specified that he would like a diesel gen. I haven't tried
to sway him towards propane yet, but we are still refining his load
calculations and the site will likely not be ready for the install for a few
months at least.
I also like the fact that there is typically already
I have a customer that has a Perkins from Hardy, it's a 16 KW and it has
been great. Smaller ones are available, 8 and 12 K comes to mind.
It is in a separate building with the power gear. In the winter he has a
small propane wall heater that keeps the shed warm enough that the generator
auto
We love the TED, but the Google power meter seems pretty useless in its
current version. The major disadvantage of the TED is that you can't
monitor it from the Internet unless you do port forwarding on your
router (or use the less than stellar Google Powermeter). There are some
third party
The more we write on this subject, the more I realize that we are saying the
same thing. I think it is important to start with a design objective of 1% to
2% for PV systems. As you mentioned it could be 1/2%, but that would be
impractical to me. On most systems, we will lose 1/2% just on the
I am joining this thread a little late, so I may have missed a bifurcation
into a related area.
We have need for a DAS system that does the following:
(1) Monitors inverter output, including some bigger commercial sized
inverters from Satcon and SMA (100 kW to 500 kW)
(2) Monitors utility input
eGauge is not revenue grade, but could cover your requirements (1), (2), and
(2). The proprietor David Mosberger-Tang (dav...@egauge.net) is pretty savvy
with programming too, and he might be amenable to adding a programmable
alarm, since it is just software. Depending on how many loads you need
If folks want top-notch stuff, try Draker Labs
http://www.drakerlabs.com/products/green-technologies
Peter Parrish wrote at 12:16 PM 4/13/2010:
I am joining this thread a little late, so I may have missed a bifurcation
into a related area.
We have need for a DAS system that does the
I'd like to pitch in my experiences with the TED -- as others have pointed
out, it leaves some things to be desired.
I have a client with a TED 5000 -- Holt Kelly from this list is the installer
-- and there were some limitations that haven't been resolved by Energy, Inc.
The show-stopper for
Hi Peter APRS world has a revinue grade DAS
James could advise you as to multiple power inputs. I also think he as alarm
settings.. On a demand reduction system I am just performing monitoring using
a very cheap
TED. I am working on a building with 800 amp single phase service, I just
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