Group:
Here is a typical example of what is wrong with those european
standards. Question: If you bought a TV set, turned it on, and it started to
smoke, wouldn't you consider that a "failure?"
I dont know what they do in europe, but here in america we would
return it and get our money back.
Lou
At 12:06 AM 4/17/99 +0300, you wrote:
>Dear Jeff,
>
>If a product smokes after an abnormal test it is not considered a
>failure. If the smoke was from an electrolytic capacitor, some test
>agencies might ask you to submit a declaration fom the capacitor
>manufacturer that the elecrolyte is not toxic.
>
>In regards to SEMI, if a product smoked after an abnormal test, it
>is also not considered a failure.
>
>Best Regards,
>
>> I'm full of questions this week. Here's today's.
>>
>> If a component abnormal test generates excessive and sustained smoke
>> (several minutes), but does'nt breach reinforced or double insulation, nor
>> emit flame from the enclosure, is it considered a failure? Intuitively, it
>> seems like it would be, because of toxicity, but I have been unable to find
>> anything in the safety standards to support this. I have checked EN 60950,
>> EN 50178, UL 1012, and CSA C22.2 No. 107.1.
>>
>> By the way, this product could be used in clean room applications. I am
>> familiar with Semi S2, but it is unclear as to the degree of smoke allowed.
>> Section 19.1 says, "The use of combustible and smoke-generating materials in
>> the construction of the process equipment should be limited." In this case,
>> it was a PCB that smoked.
>>
>> Thanks.
>>
>> Jeff Jenkins
>> Senior Regulatory Compliance Engineer
>> Advanced Energy Industries, Inc.
>> Fort Collins, CO USA 80525
>>
>> Opinions are my own and not necessarily shared by Advanced Energy
>> Industries, Inc. or its affiliates.
>>
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>
>
>PETER S. MERGUERIAN
>MANAGING DIRECTOR
>PRODUCT TESTING DIVISION
>I.T.L. (PRODUCT TESTING) LTD.
>HACHAROSHET 26, P.O.B. 211
>OR YEHUDA 60251, ISRAEL
>
>TEL: 972-3-5339022
>FAX: 972-3-5339019
>E-MAIL: pe...@itl.co.il
>Visit our Website: http://www.itl.co.il
>
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