Perhaps the test house was confusing the requirement for components to be certified to a UL/CSA standard vs UL recognition of the component.
>from UL60950-1 1.5.1 ...In this standard, certain IEC component standard requirements are replaced by the relevant requirements of component standards listed in Annex P.1. P.1 UL and CSA Component Requirements (mandatory) ...The following components shall comply with the requirements specified below. All IEC standard requirements in this standard are either replaced or modified, as noted, by the relevant requirements of either CSA or UL or both component standards as listed in this annex. From: emc-p...@ieee.org [mailto:emc-p...@ieee.org]On Behalf Of John Woodgate Sent: Friday, November 07, 2008 5:18 AM To: emc-p...@ieee.org Subject: Re: UL 60950 preliminary inspection / design review A test-house isn't in a position to 'demand' anything. And it certainly has no authority to insist on certification of parts by one particular organization. - 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: dhe...@gmail.com All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc
