Re: [RE-wrenches] Electric car chargers

2013-02-23 Thread Mike Nelson
I recently installed a tesla charger, 100 amps at 240v, grid tied customer.

Michael D Nelson
MD Electric  Solar Inc.
707.884.1862 office
707.684.0064 cell
Sent from my iPhone

On Feb 22, 2013, at 9:55 PM, frenergy frene...@psln.com wrote:

 William,
 
   I would have to concur with Randy's chart pretty much.  A couple months 
 a go we bought a 2012 Toyota RAV4 EV.  I had just recently completed an 
 upgrade system here (4.5KW PV, Classic, 84 KW of Rolls batts and a Radian).  
 We are off-grid.
 
   The research I did before purchasing our charger is the currently 
 available chargers max at 7.7 KW.  Almost all of the level II chargers (240 
 volt) charge at one rate...I was able to find a charger made by Siemens that 
 has an adjustable charge rate which has proved very valuable being off-grid 
 (EG: varying solar resource, charging window, departure time, battery temp, 
 SOC, etc).
 
   I'm not sure if there is any effort to market a residential charger 
 that will put out more than 7.7KW.
 
 Bill
 Feather River Solar Electric
 Taylorsville, CA
 
 
 - Original Message - From: William Miller will...@millersolar.com
 To: RE-wrenches re-wrenches@lists.re-wrenches.org
 Sent: Friday, February 22, 2013 4:29 PM
 Subject: [RE-wrenches] Electric car chargers
 
 
 Friends:
 
 I would not bother this group with a question I could easily answer for 
 myself with a little research.  I thought I could find the answer to this 
 question on line but it has been very elusive:
 
 Does anyone know the ratings for the available high power electric car 
 charger?
 
 Thanks in advance.
 
 
 William Miller
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 Miller Solar
 Voice :805-438-5600
 email: will...@millersolar.com
 http://millersolar.com
 License No. C-10-773985
 
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Re: [RE-wrenches] Remote Sunny boy Monitoring

2013-02-23 Thread David Katz
I used a Solar-Log with their wireless 485 solution to monitor a solar trailer 
about 500 feet away, through  wall.  It worked great.
David Katz

Sent from my iPhone

On Feb 22, 2013, at 10:30 AM, William Miller will...@millersolar.com wrote:

 Friends:
 
 Thanks for the responses to my question.  Here is what I have learned:
 
 The main problem is that the Sunny Boy is remote from the house and there 
 is no signal conduit.  There are any number of monitors that can hard wire 
 to the Sunny Boy, usually with an RS485 connection.
 
 Without a hardwire path that solution is not so easy.  Apparently I need to 
 asses the viability of a wireless RS485 system.
 
 I am wondering:
 
 1. Do I understand the above scenario correctly?
 2. Do any of you have any experience with wireless 485 systems?
 
 Thanks again for all of the help.
 
 William Miller
 
 
 Miller Solar
 Voice :805-438-5600
 email: will...@millersolar.com
 http://millersolar.com
 License No. C-10-773985
 
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Re: [RE-wrenches] Cracking Backing on Sharp NT-175U1 Modules

2013-02-23 Thread David Brearley
FWIW: I recently saw something similar at an installation in Central Texas that 
uses a similar product. The cracking in the weatherproof coating was highly 
localized, affecting ±8 out of ±48 modules. The affected modules differed from 
the others only in terms of the amount of reflected light incident on the back 
of the devices. (A shed roof installed over an ATV was reflecting sunlight up 
underneath a portion of a top of pole mounted array.) While the weatherproof 
material showed signs of accelerated aging—perhaps due to heat effects, 
reflected UV effects, or both—we could not measure any difference in 
performance using a multimeter. However, we did not have an I-V curve tracer 
with us and the irradiance was relatively low while we were at the site. 

On Feb 21, 2013, at 11:11 PM, Brian Sipp wrote:

 I inherited the service work on a couple of small commercial PV systems that 
 were installed by another company about 7 years ago.  The systems are Sharp 
 NT-175U1 modules and Sharp JH3500U inverters.  This client has been losing 
 inverters at a rate of one or two per year for the last couple of years.
 When I was on-site yesterday, I noticed that the backing on all of the 
 modules (there are 120 modules at this site) looks like it’s starting to 
 shrink and crack all over.  I’ve started an inquiry with Sharp but 
 considering their level of response to the high number of inverter failures, 
 I figured I’d come here before they get me doing diagnostic backflips. 
  
 To  be clear, this is the clear part of the backing I think Sharp is calling 
 the “weatherproof coating.”  It does not seem to have affected the white EVA 
 part of the backing.  However, the points in the EVA where these cracks run 
 over the solder points between the cells seems to be very thin and I can see 
 the dark color of the solder showing through more than elsewhere.  By the 
 time I got done with my testing on specific inverter problems and noticed the 
 panels, I didn’t have any more time to do further testing for power output of 
 the modules/strings so I don’t have any specific test results to share.  My 
 concern here is that this is the beginning of a bigger problem.  Has anyone 
 else had this experience?
  
 Brian Sipp
 First Source Solar
 www.FirstSourceSolar.com
 530-554-1925
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Re: [RE-wrenches] Electric car chargers

2013-02-23 Thread William Miller

Michael:

Are you sure about this?  Tesla is the one company that had data on their 
web site and they claim a maximum of 70 
amps:  http://www.teslamotors.com/roadster/charging/high-power-wall-connector


If you are correct, I will need to upgrade the 100 amp service I am 
planning.  Let me know, please.  If you have a specification sheet or photo 
of an equipment plaque, that would be appreciated.


William Miller



At 06:04 AM 2/23/2013, Mike Nelson wrote:

I recently installed a tesla charger, 100 amps at 240v, grid tied customer.

Michael D Nelson


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Re: [RE-wrenches] Electric car chargers

2013-02-23 Thread Mike Nelson
William,
Yes, I'm sure, installed it myself. It is the newest charger, for their new 
sedan, I watched as the owner tested it up to 80 amps as displayed on the 
interior touch screen, beautiful car! The owner promised me a test ride.

Michael D Nelson
MD Electric  Solar Inc.
707.884.1862 office
707.684.0064 cell
Sent from my iPhone

On Feb 23, 2013, at 2:34 PM, William Miller will...@millersolar.com wrote:

 Michael:
 
 Are you sure about this?  Tesla is the one company that had data on their web 
 site and they claim a maximum of 70 amps:  
 http://www.teslamotors.com/roadster/charging/high-power-wall-connector
 
 If you are correct, I will need to upgrade the 100 amp service I am planning. 
  Let me know, please.  If you have a specification sheet or photo of an 
 equipment plaque, that would be appreciated.
 
 William Miller
 
 
 
 At 06:04 AM 2/23/2013, Mike Nelson wrote:
 I recently installed a tesla charger, 100 amps at 240v, grid tied customer.
 
 Michael D Nelson
 
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Re: [RE-wrenches] Fw: Anyone recognize this turbine?

2013-02-23 Thread Dan Fink
Not much out there with more than 3 blades, for very good
reasonsnot anything reputable anyway that I've heard of.
Missouri Wind is my guess, or Ebay. Raum in Canada? Except I think
Raum blades are blue.
-- 
Dan Fink,
Executive Director;
Otherpower
Buckville Energy Consulting
Buckville Publications LLC
NABCEP / IREC accredited Continuing Education Providers
970.672.4342 (voicemail)

On Sat, Feb 23, 2013 at 4:41 PM, Jeremy Rodriguez- All Solar Inc.
allso...@scswifi.net wrote:
 Sent via BlackBerry. Sorry for typos and shorthand!
 
 From: All Solar Inc. allso...@live.com
 Date: Sat, 23 Feb 2013 16:19:06 -0700
 To: All Solar, Inc.allso...@scswifi.net
 Subject: FW: Anyone recognize this turbine?







 
 From: allso...@live.com
 To: re-wrenches@lists.re-wrenches.org
 Subject: Anyone recognize this turbine?
 Date: Sat, 23 Feb 2013 16:14:35 -0700

 It appears to have Air (tm) blades,but I am trying to get some info to
 possibly repair it.

 ALL SOLAR INC.
 Jeremy Rodriguez




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Re: [RE-wrenches] Fw: Anyone recognize this turbine?

2013-02-23 Thread Jeremy Rodriguez- All Solar Inc.
I forgot about those! This one has some type of controller / diversion set up 
however. I have a feeling the blades were changed along with a bunch of other 
junk installed. 
Sent via BlackBerry. Sorry for typos and shorthand!

-Original Message-
From: bob ellison reelli...@gmail.com
Date: Sat, 23 Feb 2013 21:14:38 
To: allso...@scswifi.net; 'RE-wrenches're-wrenches@lists.re-wrenches.org
Subject: RE: [RE-wrenches] Fw: Anyone recognize this turbine?

Windseeker 500 rebladed

 

From: re-wrenches-boun...@lists.re-wrenches.org
[mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Jeremy
Rodriguez- All Solar Inc.
Sent: Saturday, February 23, 2013 6:41 PM
Cc: re-wrenches@lists.re-wrenches.org
Subject: [RE-wrenches] Fw: Anyone recognize this turbine?

 

Sent via BlackBerry. Sorry for typos and shorthand!

  _  

From: All Solar Inc. allso...@live.com 

Date: Sat, 23 Feb 2013 16:19:06 -0700

To: All Solar, Inc.allso...@scswifi.net

Subject: FW: Anyone recognize this turbine?

 



 




  _  

From: allso...@live.com
To: re-wrenches@lists.re-wrenches.org
Subject: Anyone recognize this turbine?
Date: Sat, 23 Feb 2013 16:14:35 -0700

It appears to have Air (tm) blades,but I am trying to get some info to
possibly repair it. 

ALL SOLAR INC.
Jeremy Rodriguez

 

  _  

No virus found in this message.
Checked by AVG - www.avg.com
Version: 2013.0.2899 / Virus Database: 2639/6124 - Release Date: 02/22/13


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Re: [RE-wrenches] Fw: Anyone recognize this turbine?

2013-02-23 Thread Allan Sindelar

  
  
No, it's definitely not a Windseeker.
  They were much different in appearance; for example, no section of
  flexible conduit or SOWA cable between sections.
  But I have no idea what it is.
  Allan
  
  


Allan Sindelar
al...@positiveenergysolar.com
  NABCEP Certified Photovoltaic
Installer
NABCEP Certified Technical Sales Professional
New Mexico EE98J Journeyman Electrician
Founder and Chief Technology Officer
Positive Energy, Inc.
3209 Richards Lane (note new address)
Santa Fe, New Mexico 87507
505 424-1112
www.positiveenergysolar.com



 
  On 2/23/2013 8:05 PM, Jeremy Rodriguez- All Solar Inc. wrote:


  
  
  
  I forgot about those! This one has
  some type of controller / diversion set up however. I have a
  feeling the blades were changed along with a bunch of other junk
  installed.
  Sent via BlackBerry. Sorry for typos and shorthand!
  
  From:  "bob ellison" reelli...@gmail.com
  
  Date: Sat, 23 Feb 2013 21:14:38 -0500
  To: allso...@scswifi.net;
'RE-wrenches're-wrenches@lists.re-wrenches.org
  Subject: RE: [RE-wrenches] Fw: Anyone recognize this
turbine?
  
  
  
Windseeker
  500 rebladed


  
From:
  re-wrenches-boun...@lists.re-wrenches.org
  [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Jeremy
  Rodriguez- All Solar Inc.
  Sent:
  Saturday, February 23, 2013 6:41 PM
  Cc:
  re-wrenches@lists.re-wrenches.org
  Subject:
  [RE-wrenches] Fw: Anyone recognize this turbine?
  



  Sent
via BlackBerry. Sorry for typos and shorthand!


  

  From:
All
Solar Inc. allso...@live.com



  Date:
Sat,
23 Feb 2013 16:19:06 -0700


  To:
All
Solar, Inc.allso...@scswifi.net


  Subject:
FW:
Anyone recognize this turbine?


  


  





  

  
From:
  allso...@live.com
  To: re-wrenches@lists.re-wrenches.org
  Subject: Anyone recognize this turbine?
  Date: Sat, 23 Feb 2013 16:14:35 -0700

  It
appears to have Air (tm) blades,but I am trying to
get some info to possibly repair it. 

ALL
SOLAR INC.
Jeremy Rodriguez



  


  
No
  virus found in this message.
  Checked by AVG - www.avg.com
  Version: 2013.0.2899 / Virus Database: 2639/6124 - Release
  Date: 02/22/13
  
  
  
  
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