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

小米

广东安规检测
有限公司提供：

小型摆管淋雨试验机

IPX5X6X7喷水试验机

1000L恒温恒湿箱

各种试验指现货

可程式恒温恒湿试验箱

水平垂直燃烧机

自动卷线器试验机

耐划痕试验机

各种灯头量规现货

灼热丝试验机现货

GB1002插头量规

IPX1-X7淋雨现货

IEC61347/UL935镇流器热试验箱

灯具防风罩

IK冲击试验机

UL498插头插座量规

VDE0620插头插座量规

稳定性试验台

家电温升测试角

针焰试验机现货

热电偶焊机现货

家电125mm试验指

E12灯头量规

无绳壶无绳电熨斗插拔寿命试验机

IEC60335试验指甲

DSH 797 8 U% x' o& B0 m( m) {: B! A. l$ q

- Application of the limits on LED luminaries and on independent LED power supplies - Test method on ... # @6 B; B7 ]# k1 r5 _( [; P

5.2.4, 5.3 and 5.5.6

CISPR 15(ed.7);am1;am2 ( y- o; c7 ~5 j: C. _# [8 X: r

Questions:
; j- i& c/ f) C/ `9 k' |" }1) What are the applicable limits for LED luminaries?
2) What are the applicable limits for independent LED power supplies?
( ^  ~% Y  j2 P3 Z9 o3) What is the correct test method for electromagnetic emissions from auxiliaries (ballast,
$ L1 \& d' M) L4 r9 H2 }converter or LED power supplies)?
" w7 q( C& r! J: E4 T- wDecisions:
. T/ Y$ K- j8 x8 I* \% Q3 {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.
* ~  C) r% J5 e( g$ c- 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:
* x/ B* f+ |2 B6 S1 \; `- 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..
/ n/ t; d3 |/ F" ]- 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.
* G1 X3 x( Z8 q4 ?- 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) Test method on electromagnetic emissions from independent auxiliaries:
7 T8 J. y# B$ x" L/ E7 y+ f2 |- Regulations of paragraph 5.3 of the standard CISPR 15 apply.
: E) j! v7 C: j3 w
4 c* }. P: R1 i+ \

0 M4 l! w+ w4 V4 T" E

Nezof

刚好要了解一下