Doug/Roger, If you plan to export to Australia & NZ you require to comply with AS/NZS 3260. Appendix 1 has the deviations from IEC950. I can fax these pages to you if contact me as below.
R Medding R MEDDING & ASSOCIATES Consulting Engineers EMAIL: [email protected]. FOR INTNL CALLS Ph: 61-3-95328848 FAX: 61-3-95328849 ---------- > From: Roger Tosto <[email protected]> > To: [email protected] > Subject: Re: Trace Spacings for PSTN Interfaces ... > Date: Tuesday, January 27, 1998 6:29 AM > > Suggest 6mm creppage and clearance distance between protected and unprotected, > and 0.4mm thickness thru insulation between protected and unprotected - these > enable compliance with 3kvac test voltage. > > Regards, Roger > -------------- > > > Anyone have a suggestion for spacings (creepage distances) of traces > > both inner and outer layers of a PC board for compliance with > > ANY domestic/international T1/E1 telco standard? > > > > I'm primarily concerned with each of the test setups and the > > associated voltages for each test setup. > > > > In other words, we aren't using the creepage/clearance tables of say > > UL-1950 3rd Ed. to determine the distances, or are we? > > > > Regards, Doug > > > > >
