Hi Chris,

Explain, no. But, you will find the answer to your question at:

http://www.ul.com/mark/index.html

There, you should be able to find every kind of UL mark, and then some. Each 
has has a short
description.

I hope this helps.

Best regards,

Ron Pickard
[email protected]





                                                                                
                                            
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                    owner-emc-pstc@majordom        Subject:     Different 
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                    02/22/02 07:39 AM                                           
                                            
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Hi all,

I know that this has been covered before.  But please indulge my
ignorance.

There are many different forms of UL marks, each with subtle
differences.

There is the "UL" in a circle.  There is also the mirror lettered "RU".
There are also some subscripts denoting approval for Canada as well.
There may be some other variations that I can't remember.  Anyone care
to blow a few minutes on a Friday afternoon to explain which symbol
means what?

Thanks,

Chris Maxwell | Design Engineer - Optical Division
email [email protected] | dir +1 315 266 5128 | fax +1 315 797
8024

NetTest | 6 Rhoads Drive, Utica, NY 13502 | USA
web www.nettest.com | tel +1 315 797 4449 |




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