Rich, This is beautiful prose - exactly what my little redneck mind was attempting to explain...
Brian > -----Original Message----- > From: [email protected] [mailto:[email protected]]On Behalf > Of Richard > Nute > Sent: Wednesday, September 15, 2010 4:00 PM > To: Amund Westin > Cc: [email protected] > Subject: Re: SV: [PSES] IEC 60950-1 vs IEC 60601-1 > > > > But we would also assume that a 601-1 PSU should be more > "safe" than an > > 950-1 PSU, seen from an application point of view. > > We cannot deem safety to one standard as being "more > safe" than to another standard. > > We can say that the standards are different. The > result of both standards is a safe product. > > The standards are for different use domains. Such > usage differences may be cause for different limits. > requirements, and tests. > > And, as one of my HP colleagues said, "Safety > standards are the collective inversion of bad > experiences." The medical standard is based on bad > experiences in medical situations. Same for the IT > standard. So, they are different, but both provide > a safe product. > > > Best regards, > Richard Nute > Product Safety Consultant > San Diego, California, USA - ---------------------------------------------------------------- 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 <[email protected]> All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc Graphics (in well-used formats), large files, etc. can be posted to that URL. Website: http://www.ieee-pses.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 <[email protected]> Mike Cantwell <[email protected]> For policy questions, send mail to: Jim Bacher: <[email protected]> David Heald: <[email protected]>
