On Tue, 27 Oct 2009 18:32:01 -0000, "Julian Jones" <[email protected]> wrote:
> Does anyone know of any guidance papers written for LED lighting and > testing to EN55015. > > I recognise that LED lighting is still relatively new and does not fit > the 55015 as it was originally written. > > Some of the tests namely the 2M loop seem pointless to do with a > constant current supply. > > Are labs making engineering decisions not to do this test ? Are > customers requesting not to do it ? For example for indoor luminaries, it appears clause 5.2.4 of the CISPR 15:2005+A1:2006 requires application of the radiated disturbance limits only for luminaries which have light source (the LEDs in this case, I guess) operated at a frequency exceeding 100 Hz. Regards, Tom -- Tomonori Sato <[email protected]> URL: http://homepage3.nifty.com/tsato/ - 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]>
