Re: [RE-wrenches] efficiency

2012-07-16 Thread Bill Loesch
Hi Jay, Your government at work. See http://www.energysavers.gov/your_home/water_heating/index.cfm/mytopic=13000 for an explanation of energy factor (their efficiency rating) which combines recovery efficiency, standby losses, and cycling losses. You might want to consider how many moving

Re: [RE-wrenches] Voltage settings for AGM's in grid tie with back up

2012-07-16 Thread Dave Palumbo
I am looking for a recommendation for Max Voltage, and how often to attain this bulk voltage? For the following system: . Trojan 8D AGM battery bank (4 bats for 11kWh rated storage with 900 Watts of PV) . Home was previously off gird. We upgraded it to a grid tied net metered

Re: [RE-wrenches] NABCEP Recertification Survey

2012-07-16 Thread Tom Duffy
Allan We have also seen some rather cleverly worded references to NABCEP Techs (somewhere in the company) meaning there is a slim chance that you could get the NABCEP guy but probably not, when a consumer calls. They try to give the impression that all the techs are NABCEP. And who knows maybe

[RE-wrenches] ARRA 135W

2012-07-16 Thread Jason Szumlanski
Are there any manufacturers out there making ARRA compliant modules in the 135W range? I'm thinking Kyocera since they have a manufacturer's certification statement. Any others? Jason Szumlanski Fafco Solar ___ List sponsored by Home Power magazine

[RE-wrenches] POC using lug kit

2012-07-16 Thread William Miller
Friends: I have a 690-64(B) dilemma. I have a 200 Meter/Main/Combo that is chick full and I need to add 20 amps times 2 of Enphase feed to it. The best method for this job is to install a sub-panel in the garage and feed the PV into that. The sub-panel will inherit an existing 50 amp

[RE-wrenches] Fwd: NABCEP Recertification Survey

2012-07-16 Thread John McNicholas - Key Power Services
I can understand the requirement/value for customer feedback, and the introductory letter is very well done - the tone is nicely positive. But then we go from being the 'gold standard' professionals to 'dabblers in installation' tone - leaks and damage? Why not include fires?We typically have

Re: [RE-wrenches] Fwd: NABCEP Recertification Survey

2012-07-16 Thread Alex Cozine
Ditto john's remarks; good intro letter BUT, I would like to see #2 replaced with something more upbeat. 'Were you happy with the installation process and do you feel that the overall experience reflected the efforts of a true professional in this field?' *TO BE COMPLETED BY SYSTEM OWNER:

Re: [RE-wrenches] Fwd: NABCEP Recertification Survey

2012-07-16 Thread Allan Sindelar
John, I'm missing something in your logic... If you have worked hard to convince your clients that your installations are leak-free, and as you say it's often their number one concern, the question on the survey seems quite relevant, as it suggests that indeed,

[RE-wrenches] Lithium Batteries

2012-07-16 Thread Jeremy Rodriguez- All Solar Inc.
I have a request for Lithium batteries (ion?). Not sure how to respond. The application is an off grid, part time mountain home Any thoughts? Thank you Jeremy Ridriguez All Solar Colorado Sent via BlackBerry. Sorry for typos and shorthand! ___ List