IEC61000-3-2中章节6的简化测试怎么理解？

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章节6里面A simplified test method is permitted for equipment that undergoes minor changes or updates,
) o( }3 a0 F& eprovided that, in previous full compliance tests, it has been shown to have current emissions
: |& ]7 x) p" Qbelow 60 % of the applicable limits and the THD of the supply current is less than 15 %. The
; T8 z- l9 X0 X, Nsimplified test method consists of verifying that the updated equipment has an active input
power within ±20 % of that of the originally tested product, and that the THD of the supply
current is less than 15 %. Products that fulfill these requirements are deemed to comply with
the applicable limits, but in case of doubt the result of a full compliance test according to
( h9 Z; |/ M$ g' q1 K) x! lClauses 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。
/ b# M+ U" t2 e/ q6 t我之前完成测试时满足谐波低于60%，THD低于15%。
% k% w+ ?9 d' g/ H! J/ J& @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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