At 03:04 PM 4/2/97 -0500, you wrote:
>
>Hello,
>
>Is the manufacturer of a recognized component or an approved finished
>product required to place the approving agencies symbol/mark on the
>component or product? Perhaps the requirements are different depending
>on whether it is a component or a finished product. I am sure it is to
>the manufacturers advantage to do so, but is it a "thou shalt"
>regulatory requirement? 

For UL  Recognized Components (R/C), the mark may be on the prodcut or the
smallest container.  It depends on the product catagory.  For example, most
AMP connectors are R/C and marked on the box but not on the connector itself.

If your question is, when I sign up for UL's follow-up services am I legally
required to apply the mark?  I say no because the UL, CSA, TUV, etc. marks
indicate your product meets certain requirements.  I am sure UL would like
to take your money for engineering and follow-up and never have their mark
placed on your product.  That would save UL a lot of dateline interveiws if
your product was blamed for causing a fire.  Remember the Halogen Torchiere
fires.

>When looking at section 1.7 in IEC950 the primary informational label
>seems to be the power rating label and agency symbol/mark is not
>mentioned as required information.

I don't have IEC 950, but EN 60950 and UL 1950/CSA 950 both require the
power rating label, unless it is not connected directly to the supply mains.
See clause 1.7.1. 

>
>
>Robert Brister
>
>EHS Senior Associate
>Digital Equipment Corporation
>(508)493-8141
>FAX:(508)493-8353
>
Regards,

Jody Leber

[email protected]
http://www.ltgservices.com

LTG Services
Suite 103
11940 Alpharetta Highway
Alpharetta, GA 30201

(770)772-4299
Fax: (770)772-4297




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