标题: 60950中欧规测试与UL的差别是什么??? [打印本页] 作者: 戏尘 时间: 2009-12-14 10:24 标题: 60950中欧规测试与UL的差别是什么??? 60950中欧规测试与UL的差别是什么???作者: barry-xu 时间: 2009-12-14 10:56
你这问题严重了, 可以说是基本一样,细节有差异.作者: guochengsx 时间: 2009-12-14 12:02
希望跟着高手学习学习作者: Alexsong 时间: 2009-12-14 14:31
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:; i* t7 A' a2 G# b! l1 N
D1 – national differences based on national regulatory requirements which result in, @' E. r6 Z) ?3 P
equivalent or more stringent requirements than in IEC 60950-1.! U" @( g1 }" E( n* r$ Z
D2 – national differences based on other than national regulatory requirements which 1 l) J) D0 O- r7 D. |- Gresult in equivalent or more stringent requirements than in IEC 60950-1.7 P4 c" p% B) J/ Q0 y5 i* K4 @
DI – national differences based on IEC final draft international standards (FDIS). DI 2 y- t* ^5 L4 X3 j# Cnational differences may be less stringent than, equivalent to, or more stringent than ) l, D' Y) x+ w% C% k7 B. z! r( A$ orequirements in IEC 60950-1.- U, q0 Y% r4 ?2 `
DC – national differences based on UL and CSA component requirements. DC ! n" _7 @& v' @& dnational differences may be less stringent than, equivalent to, or more stringent than/ W$ J6 ]+ X' d1 F1 B% a- n
component requirements in IEC 60950-1." }" S* `3 q+ B9 A3 m: B: U
D3 – national differences based on bi-national requirements which result in less; i9 N, E* u& x' o& r
stringent requirements than in IEC 60950-1.9 @) y- D* A5 M( E
DE – editorial national differences that correct typographical errors in IEC 60950-1 or 4 A8 z9 j) F4 Z s( yrevise the terminology, but do not alter the technical intent of the requirements. This + R! a" [- U+ {+ e/ `notation is also used for informative statements such as the Preface.