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diler 发表于 2014-6-16 10:14 
' p& h7 H) H Z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!
4 ?: O* ` w, J. f0 n- D6 M3 rEN 61000-4-5:20061 N( j7 \9 J9 M+ G
8.2 Application of the surge in the laboratory
B7 m9 x6 `% a9 q5 K/ H- W– test level (voltage) (refer to Annex A);
+ a; S+ u& ^/ L' M– number of surges:
2 E; n- ~$ g2 I$ x- }8 s( S$ [+ _number of surge pulses unless otherwise specified by the relevant product standard:
2 D% w) ?/ w2 ~- for d.c. power ports and interconnection lines five positive and five negative surge
1 d) A# c: \/ x5 [5 H, T3 ypulses;
% [* j7 }: Z% z- for a.c. power ports five positive and five negative pulses each at 0º, 90º, 180º and at
+ i" B& j9 A ~" F270º;
1 v5 ^. B, \ C* M– time between successive pulses: 1 min or less;8 P; i# b: L7 d* }
– representative operating conditions of the EUT;
1 h% q. U6 n) I1 K, V) e– locations to which the surges are applied. |
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