I agree with Tom, Clause 5.2.4 should cover indoor LED lighting. I think
"Other Luminaires" says it all.

Bob Heller
3M EMC Laboratory, 76-1-01
St. Paul, MN 55107-1208
Tel:  651- 778-6336
Fax:  651-778-6252
=====================================================


                                                                              
                                  
  From:       T.Sato <[email protected]>                                   
                                  
                                                                              
                                  
  To:         [email protected]                                         
                                  
                                                                              
                                  
  Cc:         [email protected]                                               
                                  
                                                                              
                                  
  Date:       10/27/2009 05:31 PM                                             
                                  
                                                                              
                                  
  Subject:    Re: LED lighting and EN55015                                    
                                  
                                                                              
                                  
  Sent by:    <[email protected]>                                             
                                  
                                                                              
                                  





On Tue, 27 Oct 2009 18:32:01 -0000,
  "Julian Jones" <[email protected]> wrote:

> Does anyone know of any guidance papers written for LED lighting and
> testing to EN55015.
>
> I recognise that LED lighting is still relatively new and does not fit
> the 55015 as it was originally written.
>
> Some of the tests namely the 2M loop seem pointless to do with a
> constant current supply.
>
> Are labs making engineering decisions not to do this test ? Are
> customers requesting not to do it ?

For example for indoor luminaries, it appears clause 5.2.4 of
the CISPR 15:2005+A1:2006 requires application of the radiated
disturbance limits only for luminaries which have light source
(the LEDs in this case, I guess) operated at a frequency exceeding
100 Hz.

Regards,
Tom

--
Tomonori Sato  <[email protected]>
URL: http://homepage3.nifty.com/tsato/

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