I think that last sentence is the key. If you test at some power frequency that is not the one that will be used in the field, then you need a good story as to why you did this.
Jim ------------------------------------------------------------------------ --------------------------- Dr. Jim Knighten NCR 17095 Via del Campo San Diego, CA 92127 Telephone: 619-485-2537 Fax: 619-485-3788 e-mail: [email protected] ---------- From: CTL [SMTP:[email protected]] Sent: Monday, July 06, 1998 2:07 PM To: Dwight Hunnicutt; EMC PSTC Cc: [email protected] Subject: Re: Ce versus FCC Radiated Emissions do not appear to be impacted with respect to 50 Hz -vs- 60 Hz; however, Conducted Emissions may be impacted. All EMC testing should be conducted at the appropriate voltage and frequency. -----Original Message----- From: Dwight Hunnicutt <[email protected]> To: EMC PSTC <[email protected]> Cc: [email protected] <[email protected]> Date: Monday, July 06, 1998 4:45 PM Subject: Re: Ce versus FCC >Eric- > >You tossed in one line that brings up a parallel question for Europe: > >> Note that the FCC expects conducted emissions to be >> measured at 115 VAC, 60 Hz. > >Has your experience indicated that all Euro EMC directive >(emissions/immunity) testing be conducted at 50Hz? Many local EMC labs >do not have 50Hz readily available... > >Has anyone run into a problem with a European customer or agency >insisting on 50Hz? > >-- > >DWIGHT HUNNICUTT >Sr. Compliance Engineer > >**************************** >* <[email protected]> * >* (510) 413-1349 direct * >* (510) 492-0808 fax * >* VINA Technologies,Inc. * >* 42709 Lawrence Place * >* Fremont, CA 94538 * >****************************
