Re: Do UL1950 Recognized PS's Need Fire Enclosures

1996-10-15 Thread Kendall Wilcox
Rich, Your comments raised several questions to me, but the most basic one was - doesn't 4.4.5.1 still apply even if the power supply passes the tests of 5.4.6 ? Best Regards, Kendall Wilcox kwil...@fcpa.fujitsu.com

Re: Consumer Audio Products:

1996-10-15 Thread Patty Elliot
The European standard for isolation transformers is EN 60742 (IEC 742). Patty Elliot TUV Rheinland of N.A. 11995 El Camino Real, Suite 101 San Diego, CA 92130 USA (619) 792-2770 ell...@tuv.com At 10:22 AM 10/11/96 -0500, Mel Pedersen wrote: >Hello good emc-pstc people: > >I have a question abo

FAQ: Sources of EMC and Safety Compliance Information (7th issue)

1996-10-15 Thread Bill Lyons
FAQ: SOURCES OF EMC & SAFETY COMPLIANCE INFORMATION This is to let you know that I have just posted the seventh issue of the above FAQ to the newsgroup for regulatory/compliance matters and EMC and safety specifications and testing, sci.engr.electrical.complia

FW: Do UL1950 Recognized PS's Need Fire Enclosures

1996-10-15 Thread Rains,Mike
>-- >From: Rich Nute[SMTP:ri...@sdd.hp.com] >Sent: Monday, October 14, 1996 8:50PM >To:mra...@foxboro.com >Cc:emc-p...@mail.ieee.org >Subject: Re: Do UL1950 Recognized PS's Need Fire Enclosures > > > >Hello from San Diego: > > >At the urging of a colleague, I looked furthe

Re: Do UL1950 Recognized PS's Need Fire Enclosures

1996-10-15 Thread Rich Nute
Hello from San Diego: At the urging of a colleague, I looked further into the question raised by Mike Rains, whether or not a power supply needs to be in a fire enclosure. (I had stated that all primary circuits required a fire enclosure.) In IEC 950 and its clones, Sub-clause 4.4.1 specifies