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diler 发表于 2014-6-16 10:14
7 _0 E* b, o7 ~+ o4 \8 D, v能说一下具体是哪条有提到吗,一直没发现有类似的内容,谢谢!
1 ]2 d& h) S/ AEN 61000-4-5:2006
* k6 N1 ~# O- ~4 Q: K3 d8 |) |8.2 Application of the surge in the laboratory
/ J! D* S; V5 K5 V" @" H– test level (voltage) (refer to Annex A);
: M c5 K, E; h% M– number of surges:2 f4 I; L) ]& x; g8 p; X. V
number of surge pulses unless otherwise specified by the relevant product standard:& u& d8 K9 p: A1 {1 M
- for d.c. power ports and interconnection lines five positive and five negative surge# S4 h1 f+ X* j* ~
pulses;
: R' E; V( u5 D8 ?( s+ \- for a.c. power ports five positive and five negative pulses each at 0º, 90º, 180º and at
) X/ ]/ L4 O1 [% L7 N. |, M270º;) d# b& j- l* E
– time between successive pulses: 1 min or less;- g9 \" D% D. l1 z# b
– representative operating conditions of the EUT;
- c# `% [5 ]5 g: R5 K– locations to which the surges are applied. |
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