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|  DSH 7973 s' B& B, `7 B& w6 X
5 S9 ~' n; H$ e8 m | - Application of the limits on LED luminaries and on independent LED power supplies - Test method on ...
; w: j* a0 i9 I# ^( f6 f" Q | 5.2.4, 5.3 and 5.5.6* q* ]0 I p2 t
| CISPR 15(ed.7);am1;am2 x. R$ W. r- {2 M) M% N5 Z8 m2 e
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$ _& G- o4 U, [0 QQuestions:
8 Q; |" P+ ^/ ]0 V3 A1) What are the applicable limits for LED luminaries?
( t- }: ^% l3 J2 A$ D2) What are the applicable limits for independent LED power supplies?
& H" D: c! E0 ~/ i0 m3) What is the correct test method for electromagnetic emissions from auxiliaries (ballast,
3 N. J3 n: v( v: @converter or LED power supplies)?) c( j$ e" g8 d% L0 \+ }
Decisions:- T8 }& H; U1 l, O% V$ U; m" X
1) LED luminaries:
( _ V3 | Q0 j' I. ?- Conducted emissions on the mains terminals shall be according to limits of Table 2a for luminaries with or without usage of switching technology. .4 [ p. I2 o1 S5 I
- 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.0 Y7 j$ J* z) A* s, ^$ q" o# @, D
- Radiated emissions from 9 kHz to 300 MHz shall be according to limits of Tables 3a and 3b for luminaries using switching technology.; q Z' Z) [3 R. u/ Y5 |5 \5 ^: X
2) Independent LED power supplies:! ^6 T+ N% p( g: O! j- @$ z
- 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..6 w8 I& v, x! q# i( q
- 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..
! T( t( x- o9 ]5 F# I8 U* t4 L) v- 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.8 r& q. x% G3 c# V& x
- 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./ G: W* d- k/ W* H" q
3) Test method on electromagnetic emissions from independent auxiliaries:# O$ O& b7 @- n$ i2 K
- Regulations of paragraph 5.3 of the standard CISPR 15 apply.
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发表于 2012-9-4 15:56
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发表于 2012-11-19 09:17
