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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,
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below 60 % of the applicable limits and the THD of the supply current is less than 15 %. The( {0 ?9 ^( A$ z1 D: H; f' }
simplified test method consists of verifying that the updated equipment has an active input# o$ a+ S, r" P: v) w7 f: [8 Z
power within ±20 % of that of the originally tested product, and that the THD of the supply
2 \5 l6 s: W8 s0 C' o& A: v8 G% P, Ycurrent is less than 15 %. Products that fulfill these requirements are deemed to comply with
7 c, s# N0 @! _0 e, D: Qthe applicable limits, but in case of doubt the result of a full compliance test according to
8 L! D) g1 H. d7 t, GClauses 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。3 ?# Z' P) `) p. P% c* g$ ]! q" Q
我之前完成测试时满足谐波低于60%,THD低于15%。. r4 W! v( Y8 h0 h
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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