In message <20060308214055.94838.qm...@web31011.mail.mud.yahoo.com>, dated Wed, 8 Mar 2006, Camille Good <goodca_ve...@yahoo.com> writes >1) My understanding of the interrelation between different IEC >standards is that IEC 60664-1, Insulation coordination for equipment >within low-voltage systems, is considered to be a basic standard for >creepage & clearance requirements, and while some end-product standards >(like 61010 & 60950) might have insulation requirements specific to the >end-product environment or application, IEC 60664 is the beginning >point for the insulation, creepage & clearance requirements. Is that >understanding correct, or am I missing something?
Yes. > >2) If I am looking at an IEC end-product standard, and there is an >insulation issue that is not clearly defined, is it acceptable to look >at the IEC 60664 series for guidance? Please tell us about the 'not clearly defined' issue. It isn't safe to say 'yes, use IEC 60664' without knowing the circumstances. -- OOO - Own Opinions Only. Try www.jmwa.demon.co.uk and www.isce.org.uk 2006 is YMMVI- Your mileage may vary immoderately. John Woodgate - This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. Website: http://www.ieee-pses.org/ To post a message to the list, send your e-mail to emc-p...@ieee.org Instructions: http://listserv.ieee.org/request/user-guide.html List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas emcp...@ptcnh.net Mike Cantwell mcantw...@ieee.org For policy questions, send mail to: Jim Bacher: j.bac...@ieee.org David Heald: emc-p...@daveheald.com All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc
