Hello Bostjan, You might want to check utility accessible equipment because utility wants to integrate its use into their standard practices and procedures. Thank you.
Best regards, Bin From: Doug Powell <doug...@gmail.com> To: EMC-PSTC@LISTSERV.IEEE.ORG, Date: 07/16/2014 02:05 PM Subject: Re: [PSES] Anti-islanding relay Bostjan Switching off neutral is not required, only the three phases. The pass criteria is that you must cease exporting power by means of a disconnection in the allotted time. Thanks, - doug Douglas Powell http://www.linkedin.com/in/dougp01 Original Message From: Boštjan Glavič Sent: Wednesday, July 16, 2014 1:00 PM To: EMC-PSTC@LISTSERV.IEEE.ORG Reply To: Boštjan Glavič Subject: [PSES] Anti-islanding relay Dear experts, Does anyone know if anti- islanding relay in power inverter also needs to disconnect a neutral conductor of 3W system? I have looked in UL 1741 and couldn't find any requirement. Thank you for your support. With best regards, Bostjan Boštjan Glavič Vodja laboratorija, Laboratorij za elektroniko Head of Laboratory, Laboratory of Electronic Engineering [SIQlogo60px] www.siq.si<http://www.siq.si/> SIQ Ljubljana, Trzaska c. 2, SI-1000 Ljubljana, Slovenia, VAT ID: SI23509678 t +386 (0)1 4778 265<tel:+386%20(0)1%204778%20265>, m +386 (0)41 391 283<tel:+386%20(0)41%20391%20283>, f +386 (0)1 4778 444<tel:+386%20(0)1%204778%20444> - ---------------------------------------------------------------- This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <emc-p...@ieee.org> All emc-pstc postings are archived and searchable on the web at: http://www.ieee-pses.org/emc-pstc.html Attachments are not permitted but the IEEE PSES Online Communities site at http://product-compliance.oc.ieee.org/ can be used for graphics (in well-used formats), large files, etc. Website: http://www.ieee-pses.org/ Instructions: http://www.ieee-pses.org/list.html (including how to unsubscribe) List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <emcp...@radiusnorth.net> Mike Cantwell <mcantw...@ieee.org> For policy questions, send mail to: Jim Bacher: <j.bac...@ieee.org> David Heald: <dhe...@gmail.com> - ---------------------------------------------------------------- This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <emc-p...@ieee.org> All emc-pstc postings are archived and searchable on the web at: http://www.ieee-pses.org/emc-pstc.html Attachments are not permitted but the IEEE PSES Online Communities site at http://product-compliance.oc.ieee.org/ can be used for graphics (in well-used formats), large files, etc. Website: http://www.ieee-pses.org/ Instructions: http://www.ieee-pses.org/list.html (including how to unsubscribe) List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <emcp...@radiusnorth.net> Mike Cantwell <mcantw...@ieee.org> For policy questions, send mail to: Jim Bacher: <j.bac...@ieee.org> David Heald: <dhe...@gmail.com> - ---------------------------------------------------------------- This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <emc-p...@ieee.org> All emc-pstc postings are archived and searchable on the web at: http://www.ieee-pses.org/emc-pstc.html Attachments are not permitted but the IEEE PSES Online Communities site at http://product-compliance.oc.ieee.org/ can be used for graphics (in well-used formats), large files, etc. Website: http://www.ieee-pses.org/ Instructions: http://www.ieee-pses.org/list.html (including how to unsubscribe) List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <emcp...@radiusnorth.net> Mike Cantwell <mcantw...@ieee.org> For policy questions, send mail to: Jim Bacher: <j.bac...@ieee.org> David Heald: <dhe...@gmail.com>