Re: Outlet types

Muriel: Here's a good place to start: http://kropla.com/electric.htm Ed From: Muriel Bittencourt de Liz mur...@grucad.ufsc.br Subject: Outlet types Date: Thu, 15 Jul 1999 12:27:06 -0300 To: Lista de EMC da IEEE emc-p...@ieee.org Hello, I'd like to

Re: Off Topic Maybe: Hydrogen Fuel Cells

Douglas, The IEEE Spectrum May 1999 issue pages 45-52 had an excellent article on Fuel Cells by Ronald H. Wolk. It gave a number of web site addresses for more information about fuel cells as follows: http://www.fetc.doe.gov http://www.dodfuelcell.com http://www.nfcrc.uci.edu

Re: Indoor use symbol -- what standards?

Hi Rich, The only place I ever ran into this req't was for German approvals. The attached graphic image was derived from a third-generation copy of a page from some German standard. I then cleaned it up and used it for a TUV Rheinland approval. (I do recall some discussions regarding which half

RE: EN 54 Part 7

Hi Kevin, A few years ago I sat on the Cenelec working group tasked with writing EN501340-4. At the time CENELEC mandated the development of EN50130-4 for inclusion into the official journal rather than using the EMC requirements of EN54. I would recommend contacting the Loss Prevention

Indoor use symbol -- what standards?

Hello from San Diego: What countries and what standards require the indoor use: symbol? This symbol is comprised of a stick-figure house with an arrow pointing from outside to inside. My experience with this symbol is through TUV Product Service. They require

Re: Off Topic Maybe: Hydrogen Fuel Cells

Hi Doug: This subject is NOT in the you got to be kidding me category. Many years ago, such a fuel-cell generator was installed at IBM Kingston and ran for a year as an experiment. Since this is a SOURCE of electric energy, it falls into the same category as home wind generators and home

Re: Product Safety Semantics

Hi John: The subject here is regarding the words 'shall' vs. 'must' in various of product safety standards (including UL 1950 3rd Ed. and EN60950). Does anyone have any insight into the definitions of these as applicable to product safety? I have heard there are differences,

Off Topic Maybe: Hydrogen Fuel Cells

I apologize if this is really off topic ... Having a *friendly* discussion about hydrogen fuels cells replacing commercial power. I'm taking the you got to be kidden me! side. Okey. Sometime in the future, imagine this actually happens (stop laughing). Hydrogen is pumped out to everyone