Did I miss something here?  Isn't SELV a shock-hazard designation that
says nothing about the ability of the circuitry to become a fire hazard?
If that is correct, then why would designations like SELV or ELV enter
into the fire-enclosure equation at all?

Regards,

Jim Eichner
Statpower Technologies Corporation
[email protected]
The opinions expressed are those of my invisible friend, who really
exists.  Honest.  



> -----Original Message-----
> From: Jasmine Tan (Technical Coordinator) [SMTP:[email protected]]
> Sent: Thursday, December 11, 1997 1:49 AM
> To:   [email protected]
> Subject:      Plastic Material
> 
> Hi,
> 
> Did anyone hear that UL intends to enforce the following with effect 
> on Jan 98 with a transition of half to one year that :    
> " The minimal plastic requirement for SELV is going to be 94V-1
> instead of HB as previously indicated"
> 
> Does anyone know  if this enforcement is referring to :
> a) Printed Circuit Boards
> b) Immediate fire enclosure material(eg: the enclosure of AC-DC
> adapter) ? 
> c) Does it affect only UL listed product  &  not  UR(Component)
>    registered product ?
> d) If point (c)  refers to both products, then does it imply that all 
> component regardless of what  type( such as thermal gap, connector,
> capacitor
> etc.) also required to be 94V1 or better ?? 
> 
> Can someone please advise.
> 
> Thanks in advance
> Best regards
> Jasmine Tan
> Compliance Group
> Creative Technology Ltd

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