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|  DSH 797; p* @0 j& T" o, \' h$ d
3 T( H' u1 c( p
| - Application of the limits on LED luminaries and on independent LED power supplies - Test method on ...# O% _0 S! u. }( M6 \ o
| 5.2.4, 5.3 and 5.5.61 f: k, ^/ ?8 q8 W% S
| CISPR 15(ed.7);am1;am2
4 k$ g. r( E; o |
' r. v$ D1 n$ iQuestions:" \- i+ s$ s: [
1) What are the applicable limits for LED luminaries?
% k! U' x' ?, `8 O. U* u2) What are the applicable limits for independent LED power supplies?* X" B" E r/ l7 u! R7 L
3) What is the correct test method for electromagnetic emissions from auxiliaries (ballast,
8 t# f! \0 H4 Rconverter or LED power supplies)?
5 N8 [8 Y' h# wDecisions:
6 ]- L g8 {8 N4 i& N* M1) LED luminaries:
% ?/ O/ H% m. ?8 g2 Y- Conducted emissions on the mains terminals shall be according to limits of Table 2a for luminaries with or without usage of switching technology. .& @/ D, _# d8 z" d
- 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.
8 P# E1 y! C+ K X- Radiated emissions from 9 kHz to 300 MHz shall be according to limits of Tables 3a and 3b for luminaries using switching technology.8 i1 P0 N6 s% ^1 k
2) Independent LED power supplies:2 I9 P2 @2 P' P) p, G
- 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..% ~! s# ?* O4 P9 _7 t
- 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..
, n/ \' c1 P0 X& w' X* b, B( s- 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.- `+ s! @/ O; A4 _3 }! W
- 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.
9 H% k: Q# w/ T3 F2 I+ X& z, F1 I3) Test method on electromagnetic emissions from independent auxiliaries:0 y7 t1 H( |" ]4 I
- Regulations of paragraph 5.3 of the standard CISPR 15 apply./ j! g6 x) {$ d, }) z
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& ?2 ]% a7 h6 W% h" l3 R
' L& D* ^" w$ P X9 Z: y5 Q$ r5 P' i0 `4 @3 O8 O5 [
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发表于 2012-9-4 15:56
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发表于 2012-11-19 09:17
