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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!!+ C4 d6 g! a' a$ `* X
Printed wiring board assemblies (category ZPVI2)
/ T+ ?+ y6 ~$ [$ C" k0 TOverview
* ^/ F$ L4 |/ LThis program provides traceability for printed wiring board5 H5 a8 a/ `* V; e2 G! Z+ I7 P
assemblies. It covers materials and components of assembled* D/ e. R6 E3 H1 u7 y6 j" E( k% X7 v! E
printed wiring boards, including a board itself, when these can only
" [# P+ G- |% pbe identified at a board assembly location. This program is used* ?% n9 h! o6 W9 O$ a/ T% {3 x
when printed wiring boards are assembled remotely from an endproduct: J5 R7 w& _7 O% P: o! ^. [
manufacturing location and traceability of a board or its9 U# c I" @7 Y
components is a concern. It is intended to address traceability of a$ W; Z' |" b, m6 x! {
UL Recognized board and/or components only. All other aspects of
, X1 z b6 I, s) Z7 rdesign, spacings, etc., are evaluated as part of the UL investigation
- t) T% M6 x1 Y( u+ e1 c3 zof end-use products.Method of traceability, ~( j9 L b) v( [; P9 r! w
An assembler is required to keep records to trace the identity of all* s. d6 b, e. d; L
materials and components from receipt through storage, inventory,
& i- @$ I. p; |# F4 Q: O6 Zwithdrawal, assembly, packaging and shipping. Printed wiring _) k! |- @ W" g
assemblies covered under the category ZPVI2 are identified by an: W8 p: Z6 T6 D8 C( \4 s7 L
assembler’s name and UL code designation on a part, shipping9 {, c( o+ S9 }- z1 J- F
container or included specification sheet. Relevant material and
+ \: f3 X+ w0 z# @5 y kcomponent manufacturer name and type designations are marked
$ a e0 ]5 \4 y u4 fon a part, shipping container or accompanying documentation. In, `& y3 }1 v$ j! K7 L
addition, assemblies covered under this program will also bear the
) Y: h8 D( Y* VUL Recognized Component Mark. |
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