60950中欧规测试与UL的差别是什么???

戏尘

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60950中欧规测试与UL的差别是什么???

barry-xu

你这问题严重了, 可以说是基本一样,细节有差异.

guochengsx

希望跟着高手学习学习

Alexsong

你可以参考UL6950-1标准, 其标准中会全部列出和IEC标准的差异, 以下是对标准中差异的说明:
D1 – national differences based on national regulatory requirements which result in
7 Z6 Y+ X' c9 Aequivalent or more stringent requirements than in IEC 60950-1.
D2 – national differences based on other than national regulatory requirements which
! i; J+ E1 k- R! V& Presult in equivalent or more stringent requirements than in IEC 60950-1.
3 Q, d% W& S/ ~8 WDI – national differences based on IEC final draft international standards (FDIS). DI
% I# }8 B& T) Y& j" inational differences may be less stringent than, equivalent to, or more stringent than
0 x' }6 Q( j" N; w+ r1 P+ ~requirements in IEC 60950-1.
& E/ X4 H$ |: J' E; ?DC – national differences based on UL and CSA component requirements. DC
3 }5 g0 B7 [: @/ M9 \7 ~; L5 Dnational differences may be less stringent than, equivalent to, or more stringent than
9 n- o5 P; ~1 ^6 ?" ucomponent requirements in IEC 60950-1.
- f. B9 Y5 {+ T/ \2 a8 bD3 – national differences based on bi-national requirements which result in less
stringent requirements than in IEC 60950-1.
) A$ ?! ?/ _. D) m$ y$ ]+ E* _0 `DE – editorial national differences that correct typographical errors in IEC 60950-1 or
% W$ D7 j- n1 V" N5 |9 \0 Erevise the terminology, but do not alter the technical intent of the requirements. This
notation is also used for informative statements such as the Preface.