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

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发表于 2012-9-4 15:56 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
广东安规检测
有限公司提供:
DSH 7974 C* A7 _% u1 ~/ U

5 U& b% r/ P. [% X& o! i
- Application of the limits on LED luminaries and on independent LED power supplies - Test method on ...
2 I- C3 H5 l. V) t, V  o: `
5.2.4, 5.3 and 5.5.6
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CISPR 15(ed.7);am1;am2" o. R. F! ~/ U5 b

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1) What are the applicable limits for LED luminaries?
; u$ q4 \$ a/ s5 k2) What are the applicable limits for independent LED power supplies?0 Y) \* B; J  f( C- E" J% m$ k
3) What is the correct test method for electromagnetic emissions from auxiliaries (ballast,) u" Q% K! }+ T8 N5 c/ R* A5 J
converter or LED power supplies)?0 x7 `' x8 a( b
Decisions:
+ k% C8 P: Q, e( k/ ~1) LED luminaries:
2 t# |; q% c2 C- Conducted emissions on the mains terminals shall be according to limits of Table 2a for luminaries with or without usage of switching technology. .
  Y; l/ a0 w4 u. N* F1 N- 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.+ ]4 n/ S. P' k: N' Z
- Radiated emissions from 9 kHz to 300 MHz shall be according to limits of Tables 3a and 3b for luminaries using switching technology.
; v+ T" B" p+ c! P$ {7 Z6 l% D2) Independent LED power supplies:, T" v$ ]1 |& t% s; Q
- 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 e. O2 @9 t& c# C- B% D
- 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..
5 H  G$ Z6 e/ c% a- 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.
: D5 S! P2 V4 M3 T; Q, L9 _- 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 T8 F. }& l& q2 o3 P0 Y8 @3) Test method on electromagnetic emissions from independent auxiliaries:# y# |, z; x7 u' A: \
- Regulations of paragraph 5.3 of the standard CISPR 15 apply.
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发表于 2012-11-19 09:17 | 只看该作者
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