Mac,
This is the unformatted, cut-n-pasted content from a pdf file, from which you may extract the info you need.  This was offered by Greg Smith of SMA to those who attended the Sunny Island seminar at the recent NABCEP Continuing Education Conference. The Nottagutter is your recommended solution.


Recommended Third Party Components
Current Shunt:
Deltec MKB 500-50 – 500 Amp 50 mV Current Shunt
http://www.solar-electric.com/mkb-500-50.html
Auxiliary Relay: Dayton Ice Cube Relay SPDT (Single Pole Double Throw) With 120 V Coil (Part # 1EHC4)
http://www.grainger.com/Grainger/DAYTON-Relay-1EHC4
5 Pin Socket For Dayton Ice Cube Relay (Part # 1EGP6)
http://www.grainger.com/Grainger/DAYTON-Relay-1EGP6
Magnecraft Power Relay SPDT (Single Pole Double Throw) With 120 V Coil (Part # 9AS5A52-120)
http://www.grainger.com/Grainger/MAGNECRAFT-Relay-6CWZ1
Bypass Switch:
Midnight Solar Nottagutter
http://www.midnitesolar.com/products.php?menuItem=products&productCat_ID=11&productCatName=Nottagutter
Eaton Breaker Based Maintenance Bypass Switch
Automatic Transfer Switch
Eaton Residential ATS
http://www.eaton.com/Electrical/USA/Support/Documentation/Catalogs/idcplg?IdcService=GET_FILE&RevisionSelectionMethod=LatestReleased&Rendition=Primary&dDocName=VOL01_TAB03 (Page 120)
Eaton Commercial ATS (Contactor Based or Breaker Based) With ATC-100 Controller
http://www.eaton.com/Electrical/USA/Support/Documentation/Catalogs/idcplg?IdcService=GET_FILE&RevisionSelectionMethod=LatestReleased&Rendition=Primary&dDocName=VOL02_TAB12 (Contactor Based – Page 538; Breaker Based – Page 556; ATC-100 – Page 594)

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 6/10/2012 3:46 PM, mac Lewis wrote:
Hello wrenches,

I am interested in input about an inverter bypass assembly for a dual Sunny Island 5048-US system with a 30 kW generator.  SMA does not offer anything for this, but I think its an important part of the design.  Any input would be appreciated.

Thanks

--



Mac Lewis

"Yo solo sé que no sé nada." -Sócrates




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