Cortland,

The three NRTLs that we have used require their mark to be on the product.
They even have very strict guidelines as to how it is to appear. We have
used TÜV Product Service, UL, and Intertek (ETL). In the case of UL if you
look at the product listing information on their web site it even
specifically says that the only proof that a product is listed is the UL
mark on the product itself. In most cases there also is a number that is
supposed to be used with the mark on the product. This number identifies the
manufacturer of the product and in some cases the actual production location
where there is more than one. NRTLs also have a big problem if you use their
mark on a product that they did not test or in advertising for a product
they did not test. UL especially protects their mark and will sue anyone
using it that is not authorized to do so. So you definitely should not put
the UL mark on a product that UL did not test even if it was tested to UL
standards. If you manufacture commercial/industrial equipment the NRTL mark
is what is checked by OSHA or the "Authority Having Jurisdiction" to ensure
that electrical equipment used in the workplace is safe as is required by
law. 

Kurt Andrews
Compliance Engineer

Tracewell Systems, Inc.
567 Enterprise Drive
Westerville, Ohio 43081
voice:      614.846.6175
toll free:  800.848.4525
fax:         614.846.7791

http://www.tracewellsystems.com/ <http://www.tracewellsystems.com/> 


        -----Original Message-----
        From:   Courtland Thomas [SMTP:[email protected]]
        Sent:   Wednesday, January 24, 2001 4:05 PM
        To:     emcpost
        Subject:        Product Marking


        Hello group,

        I have a question concerning labeling a product. If we go to a NRTL
and get
        Safety testing performed, we typically put the Safety logo (UL for
example)
        on the product label. Our marketing people have a problem with
having
        different logo's. They would like to standarize on a single logo
such as UL.
        This kind of thinking hinders the process of getting the best price
        possible. I would like to get the testing performed at a lab which
doesn't
        use UL. Would it be possible to just put "Conforms to UL 1950 and
CAN/CSA
        1950" on the label and forget the logo? Or is there a requirement to
have a
        logo?

        Thanks,

        Courtland Thomas
        Patton Electronics


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