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求组各位EMC大大~~
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) b9 J$ w- r9 M" Z2 }章节6里面A simplified test method is permitted for equipment that undergoes minor changes or updates,* t/ O' Z1 s% N% d. X3 l0 c
provided that, in previous full compliance tests, it has been shown to have current emissions( m1 e' O5 Q' A0 m
below 60 % of the applicable limits and the THD of the supply current is less than 15 %. The
8 s; Q- \8 f; v* I, [* C, @% m- psimplified test method consists of verifying that the updated equipment has an active input+ _! O1 P4 C$ h/ g! |
power within ±20 % of that of the originally tested product, and that the THD of the supply
' Q7 k4 y( ~2 O7 L/ x$ m) v" ^; Lcurrent is less than 15 %. Products that fulfill these requirements are deemed to comply with
7 d$ l/ _) B( o* z6 }3 xthe applicable limits, but in case of doubt the result of a full compliance test according to+ Q- s6 Q) @+ q* r3 G
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。7 n ~) a9 r; z: C& Y
我之前完成测试时满足谐波低于60%,THD低于15%。
5 T( E* Q$ Y3 S) T4 Z! d* C9 {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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