DSH 797 - Application of the limits on LED luminaries and on independent LED pow

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DSH 797 * C, _: ?9 }4 H9 E, [: r

- Application of the limits on LED luminaries and on independent LED power supplies - Test method on ... + B% j% M2 ?- r0 G: Y

5.2.4, 5.3 and 5.5.6

CISPR 15(ed.7);am1;am2

Questions:
! m) y: V& v$ E. p1 W- w* L, k( Z7 G1) What are the applicable limits for LED luminaries?
2) What are the applicable limits for independent LED power supplies?
: Q/ X9 G, K9 P( H" ]3) What is the correct test method for electromagnetic emissions from auxiliaries (ballast,
converter or LED power supplies)?
6 H6 C2 l- D/ F1 c' RDecisions:
1) LED luminaries:
- Conducted emissions on the mains terminals shall be according to limits of Table 2a for luminaries with or without usage of switching technology. .
- Conducted emissions on the control terminals (if applicable) shall be according to limits of Table 2c for luminaries with or without usage of switching technology.
! d9 R* t- d) i, p- J  o  j, D- Radiated emissions from 9 kHz to 300 MHz shall be according to limits of Tables 3a and 3b for luminaries using switching technology.
2) Independent LED power supplies:
" @& [! h' m  R! r. ~7 u6 B- Conducted emissions on the mains terminals shall be according to limits of Table 2a to independent LED power supplies with or without usage of switching technology..
- Conducted emissions on the load terminals shall be according to limits of Table 2b to independent LED power supplies with or without usage of switching technology..
. p5 l! \! \+ B/ c% P* M- Conducted emissions on the control terminals (if applicable) shall be according to limits of Table 2c to independent LED power supplies with or without usage of switching technology.
) U  }( q, c, t" ?- Radiated emissions from 9 kHz to 300 MHz shall be according to limits of Tables 3a and 3b to independent LED power supplies with usage of switching technology.
3 N; q; V% b6 ]! m. h; O5 @) s3) Test method on electromagnetic emissions from independent auxiliaries:
6 J) X+ {, M; u6 Y9 f) L! Z- Regulations of paragraph 5.3 of the standard CISPR 15 apply.
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3 U- @1 H- r  ]1 b

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