I read in !emc-pstc that Ilan Cohen <[email protected]> wrote (in <2D1037012914D4118DB8204C4F4F502061EFFE@ITLLTD01>) about 'Safety of Schuko CEE7 plug (earthed plug) in Europe?' on Wed, 29 Oct 2003: > I have been looking into the usage of the Continental European Plug > also known as Schuko CEE7 plug (earthed plug). It can be inserted > into the Wall socket without a way to ensure that line is connected > to line and Neutral to Neutral. > > > http://www.interpower.com/scripts/ sisa.dll/WService=panel-icl/p80list2.p?w_country=Continental+Europe > > It presents a technical problem with products, which are protected > by one fuse. > Typically a fuse is installed in the Line in any product. To be > really safe there should be two fusses, one in the line and > another in the neutral. > > Does anyone know the actual regulations in Germany or other > countries that started adopting > these plugs regarding the number of > fusses in the product? > > There is clearly a safety problem here, which is not being handled > properly by safety standards like EN60950 (ITE) or EN60335 (Home > appliances). But in the other hand it will be an overkill to > request two fusses for products entering the EU (Germany, Italy...)
Why do you say it's not handled properly by those standards? For example, look at IEC/EN 60950-1:2001 clause 2.7.4, Table 2E, Case B. Note that I DON'T say that it's common practice to include two fuses. -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk Interested in professional sound reinforcement and distribution? Then go to http://www.isce.org.uk PLEASE do NOT copy news posts to me by E-MAIL! This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription, send mail to: [email protected] with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Ron Pickard: [email protected] Dave Heald: [email protected] For policy questions, send mail to: Richard Nute: [email protected] Jim Bacher: [email protected] Archive is being moved, we will announce when it is back on-line. All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc
