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|  DSH 797
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) ~$ z7 i7 n9 Z' d( P | - Application of the limits on LED luminaries and on independent LED power supplies - Test method on ...
1 @2 u2 [* C3 H5 u | 5.2.4, 5.3 and 5.5.6: ^6 W, b" I, m& m
| CISPR 15(ed.7);am1;am2
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& k; Q/ E+ U! Q: e3 E, O* O; k* PQuestions:
5 c+ o0 A. ~/ M( p% L1) What are the applicable limits for LED luminaries?0 Z- ~5 \# _+ d3 ^* y, ]3 j
2) What are the applicable limits for independent LED power supplies?! Q+ j9 B9 _7 q, \# _! X5 J7 U
3) What is the correct test method for electromagnetic emissions from auxiliaries (ballast,+ ^9 h, G1 K2 {4 _
converter or LED power supplies)?/ |& A% J+ P5 d. |5 d
Decisions:& V9 e0 B; o! z- y
1) LED luminaries:" y1 X9 t6 V5 S8 p# [0 a( v+ R; y
- Conducted emissions on the mains terminals shall be according to limits of Table 2a for luminaries with or without usage of switching technology. .
9 Y2 u# R9 u( T; k- 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 \5 ]& b0 g) ^, C+ o( ^ A
- Radiated emissions from 9 kHz to 300 MHz shall be according to limits of Tables 3a and 3b for luminaries using switching technology.
$ x) Y$ z# ]" e2) Independent LED power supplies:
! ~+ q/ T/ s" b |+ K8 _9 p- 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../ R o2 Z8 f& V. ]' m$ C" G
- 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..- G) J' r2 y! L7 b* e0 D* h$ ?
- 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.
( b$ h0 I7 k |" }/ z4 G4 Z- 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.7 t c. O" X d* v4 F* a8 p
3) Test method on electromagnetic emissions from independent auxiliaries: N3 d6 ^) k5 r% c( L1 D
- 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
