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diler 发表于 2014-6-16 10:14
8 k) v2 K1 H7 ^% I" N! [, f, `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! 7 L. r! n/ w. m7 ~0 ?+ k) L
EN 61000-4-5:2006 _0 m9 D: q; @+ t
8.2 Application of the surge in the laboratory* H( [, X6 y( D1 `* n2 A1 D
– test level (voltage) (refer to Annex A);* g; H N- W% Y! b! ~8 M
– number of surges:
1 ~$ O6 \0 h" c+ _+ @) V4 gnumber of surge pulses unless otherwise specified by the relevant product standard:
0 K% g+ B& I4 r) `( J- for d.c. power ports and interconnection lines five positive and five negative surge
8 m3 X* ]+ j) |+ K( apulses;
+ p6 y( }, Q8 J- for a.c. power ports five positive and five negative pulses each at 0º, 90º, 180º and at6 s( M: p! L$ o7 c6 a9 ^
270º;% M+ G0 f1 E* s$ p
– time between successive pulses: 1 min or less;
, C. Y5 |6 i, T3 M– representative operating conditions of the EUT;1 _' c) U! G0 V3 L
– locations to which the surges are applied. |
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