RE: IEC60950 (1992) 2nd edition 3/31/03
I do know that for Telecom Power Distribution Units that "Listed Circuit
Breakers" will now be required in place of "Supplementary Protectors" which
were allowed under UL1950.
John
Peter L. Tarver wrote:
>
>Amund -
>
>Neither CSA nor UL will accept new product certifications
>using CSA 22.2 No 950-95/UL1950, 3rd ed, as of 1APR2003.
>You will need to submit against CSA 22.2 No.
>60950-00/UL60950, 3rd ed.
>
>The implication is that any reports you may have for the
>power supply are probably inadequate in and of themselves
>and . On the bright side, there were not very many changes
>to either IEC60950 or the CSA/UL standard that would
>negatively effect a power supply, so chances are good that
>it will comply, provided the individual safety critical
>components meet the mandatory requirements in Annex P.1.
>
>
>Regards,
>
>Peter L. Tarver, PE
>Product Safety Manager
>Sanmina-SCI Homologation Services
>San Jose, CA
>[email protected]
>
>> -----Original Message-----
>> From: Amund Westin
>> Sent: Tuesday, March 25, 2003 1:17 PM
>>
>> If you have a Power supply unit tested according
>> to IEC60950 (1992) 2nd
>> edition, will it fulfil UL 1950 3rd ed ?
>>
>> In other words, is IEC60950 (1992) 2nd edition
>> still valid for UL approval
>> ?
>>
>> Amund
>> Oslo / Norway
>
>
>
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John Lach
Manager Standards and Test
[email protected]
Carling Technologies
60 Johnson Ave.
Plainville, CT 06062
860-793-7167
www.carlingtech.com
