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求组各位EMC大大~~
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章节6里面A simplified test method is permitted for equipment that undergoes minor changes or updates,
. K0 Q1 c9 G* Cprovided that, in previous full compliance tests, it has been shown to have current emissions0 d6 G) v- @5 k6 M4 R. Z) O, X
below 60 % of the applicable limits and the THD of the supply current is less than 15 %. The
0 _& z0 H9 k/ I$ M9 ]- @simplified test method consists of verifying that the updated equipment has an active input
" L3 B6 t, W( n* O0 `/ U9 e& ipower within ±20 % of that of the originally tested product, and that the THD of the supply
. R4 c c, b) F) ~2 A- |, m# Scurrent is less than 15 %. Products that fulfill these requirements are deemed to comply with- K P. @, p ~) U/ r! ^
the applicable limits, but in case of doubt the result of a full compliance test according to8 C. z6 @& G* H
Clauses 6 and 7 takes precedence over this simplified method.这里是指测试产品之前经过完整的测试，假如对产品进行了细微的升级。
: J" H) W3 D7 a! S- B! {我之前完成测试时满足谐波低于60%，THD低于15%。
' f, F( H; l/ E9 i那么我升级之后的产品如果功率在原来的±20%之间，THD测试值仍低于15%。我就认为是符合要求的？
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发表于 2015-1-30 11:40
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