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我手头没原文件，只有UL审厂文件有如下描述，它包含整个主板（即PCB加在之上的元件），对于那原始文件，在UL网站应该能找到！！; M$ I* \ W0 R
Printed wiring board assemblies (category ZPVI2)
: Z" v! A- x9 q" ]3 hOverview* a1 E' X5 G q7 P, \
This program provides traceability for printed wiring board3 t0 ~' P3 x2 Q3 y
assemblies. It covers materials and components of assembled
+ n! f0 K5 t) H* r: t* gprinted wiring boards, including a board itself, when these can only$ J% h+ o0 R" W, l4 ?. E
be identified at a board assembly location. This program is used8 ^0 C8 N1 t4 @7 e- L2 Y& i
when printed wiring boards are assembled remotely from an endproduct
$ A: ^4 K9 K; O% d# b; [manufacturing location and traceability of a board or its
/ F$ W( X, J$ I( f M& c3 ~! Qcomponents is a concern. It is intended to address traceability of a. n+ X6 T; B; P. a) x
UL Recognized board and/or components only. All other aspects of
6 m( b' e# n3 R7 q4 I2 A& l. z9 Bdesign, spacings, etc., are evaluated as part of the UL investigation1 W+ K# y% I0 J3 m# o) z, g
of end-use products.Method of traceability
& \, |9 R' x3 \/ s [An assembler is required to keep records to trace the identity of all
% r+ i8 \1 V9 W# x% w {& f, G3 Umaterials and components from receipt through storage, inventory,
0 N+ X; \5 W. x7 Z$ U' \withdrawal, assembly, packaging and shipping. Printed wiring2 V, S. e9 k# Y! h4 y# b& \* j- F
assemblies covered under the category ZPVI2 are identified by an
) @' Q8 C$ t0 f% Z8 l0 fassembler’s name and UL code designation on a part, shipping& X$ }2 K! l/ A4 h9 K5 C
container or included specification sheet. Relevant material and$ M4 I2 K( l# {$ u2 ^7 C) P# ^7 m
component manufacturer name and type designations are marked8 ]# p% |) n/ E. K; I: O4 ~/ m' ~
on a part, shipping container or accompanying documentation. In# L: G ^3 O T; s# d
addition, assemblies covered under this program will also bear the
8 n" R4 A/ q) [1 a J5 ^! c% ^UL Recognized Component Mark. |
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发表于 2009-11-19 09:24
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