Right after posting, forgot a major low cost supplier who
may know the answer...
Fay Electronics 800 245 9473
Chicago, IL
- Robert -
On Tue, 14 Feb 2006 08:46:28 -0800
"Robert A. Macy" <[email protected]> wrote:
> at the risk of duplicating...
>
>
> Belden Wire & Cable 800-235-3361
> 2200 U. S. 27 South
> Richmond, IN
>
> http://www.belden.com
>
>
> or try Dan [very knowledgeable] at
>
> MWS Wire Industries
> 31200 Cedar Valley Drive
> Westlake Village, CA., 91362
> http://www.mwswire.com
>
> Phone: 818-991-8553 | Fax: 818-706-0911
> [email protected]
>
> - Robert -
>
>
> On Tue, 14 Feb 2006 09:49:42 -0500 (EST)
> Arthur Michael <[email protected]> wrote:
> > Hello All,
> >
> > I have run into a wall and seek your collective
> guidance.
> >
> > Background:
> > EN 60335-1 references EN 61558-1 (Transformers), which
> > references EN
> > 61558-2-17 (SMPS Transformers)
> >
> > I'm trying to source triple-insulated wire that meets
> > Annex K of EN
> > 61558-1 (2005). Annex K is titled, Insulated winding
> > wires for use as
> > multiple layer insulation".
> >
> > Annex K of EN-61558-1 is similar to Annex U of EN
> 60950-1
> > but the
> > requirements are more stringent than specified in EN
> > 61558-1.
> >
> > For those unfamiliar with this type of wire, it is used
> > to reduce the
> > mandated creepage and clearances in Switch Mode Power
> > Supply transformers
> > and yields a much smaller transformer for a given
> rating.
> > That's its claim
> > to fame.
> >
> > -----
> >
> > To my knowledge, tri-insulated wire is manufactured by:
> >
> > Furukawa
> > Rubadue *
> > Virgina Insulated Products *
> >
> > * Requires stripping, which the transformer
> manufacturer
> > is not fond of -
> > they seek wire meeting this requirement - which does
> not
> > need stripping of
> > insulation.
> >
> > I cannot find evidence that any of them meet the Annex
> K
> > requirements
> > of EN 61558-1
> > -----
> >
> > There must be someone out in this World who
> manufactures
> > such wire - but I
> > can't find them. Helppppppppppppppppp me - please.
> >
> > Vendors - please contact me directly.
> >
> > ThanX and regards, Art Michael
> >
> > A.E. Michael, Dir. of Engineering
> > PSI
> > 166 Congdon St. East
> > Middletown CT 06457-2107 U.S.A.
> >
> > Phone : (860) 344-1651
> > Fax : (860) 346-9066
> > Email : [email protected]
> > Website: http://www.safetylink.com
> >
-
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