I am not as stupid as I look, it is just that the thorazine makes me shuffle my feet.
The 'questions' were somewhere between satire and hyperbole - but because my rated operating range is between sarcasm and hyperbole, as specified in the Conditions of Acceptability on my existence certificate, all previous statments must be subject to re-test and de-rating in the end-use life. Brian > -----Original Message----- > From: [email protected] [mailto:[email protected]]On Behalf Of Bryce > Stammerjohan > Sent: Thursday, August 20, 2009 12:29 PM > To: [email protected] > Subject: RE: [PSES] what is a permanent label - UL R/C program > > > Brian, > > Short (kinda) answers: > > 1 - To make it easier for end product mfrs to use, say a > Tamura transformer, without having to pay for a full > transformer evaluation (spacings, overload, temp., etc.) > each time the same unit is submitted (plus it puts a little > money in their pockets). > > 2 - Since Recognized Components (R/C) are by their > definition incomplete products (as opposed, say, to a DVD > player) the C of A's in the R/C report are there for easy > guidance of the UL end-product test engineer, so they have a > condensed list of things they must review when testing the > DVD player with the R/C Tamura transformer that could affect > the safety of the DVD player. It helps the UL engineer by > not making them go back through (especially in the days > before electronic record keeping where it might take days to > get the original test data for said Component) to review the > work to see what could affect their evaluation. Since most > end product test engineers there are not well versed in the > vast array of R/C in the products they see. > > Bryce > former UL'er > > MOO - my opinions only, not any former or current employer's. > > ________________________________________ > From: Brian O'Connell [[email protected]] > Sent: Thursday, August 20, 2009 7:01 AM > To: [email protected] > Subject: Re: [PSES] what is a permanent label > > Since I am the chair of the Stupid Questions Committee, I > must ask what is, in fact, the purpose of the UL Recognized > Component program; and what is the purpose of any conditions > of acceptability in the UL component reports ? > > Brian - 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]>
