DSH 524 Identification of Critical Components – Minimum description criteria

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灯具防风罩

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稳定性试验台

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E12灯头量规

无绳壶无绳电熨斗插拔寿命试验机

IEC60335试验指甲

DSH 524 5 C4 L6 z! ]$ n& O( S& d ( o; T3 V3 \+ ]- |

Identification of Critical Components – Minimum description criteria & j) q8 ~2 v+ w8 s% q0 G( _! p1 x7 z% j

1.5.1

60950-1(ed.1) & 60950(ed.3) ) O6 x( Z* n, z# K9 P

Standard:
IEC 60950 (1999) 3rd ed., IEC
3 c3 R# g8 Q1 X60950-1, 1st Ed. (2001)
8 R5 f" ]4 l) _8 @; SSub clause:
1.5.1
Sheet No.
8 ^% A; j+ D& j! S  {. b524
2 R0 _6 P8 ^  b% ISubject:
Identification of Critical
Components – Minimum
9 U; M4 Q2 M" }description criteria
Key words:
Components
5 D, o& ]. ^8 ^; nDecision taken at the 40th
$ D( C) T* b/ g! ?meeting 2003
Question:
General insulated wiring and printed wiring boards (pwbs) that are considered critical components
4 r, C  R. R/ [: nare very commonly used in ITE. A single unit may have multiple manufacturers and types of
. H2 S8 U2 d/ A, D5 g( heach component within it. In an IECEE CB Report, is it acceptable to identify these critical
components by technical information (e.g., electrical ratings, flame class) and reference standard
9 K# J) [$ `) A. B; F+ sonly, and not include manufacturer’s name and type number for each component?
- }* W- ~, W$ w: n" R& }) ]Decision:
For general insulated wiring and printed wiring boards (pwbs) that are considered critical
components, it is acceptable to identify these components in the CB Report by technical
2 ?6 {$ {4 Z! Z1 H5 r  linformation (e.g., electrical ratings, flame class) and reference standard only, and not include
5 F' O- a3 Q+ j* w" w- y# f# l9 Ymanufacturer’s name and type number for each component.
For wiring and pwbs subjected to special requirements beyond the normal requirements applied to
all these types of components, such as multi-layer wire investigated to Annex U, or coated pwbs
4 z, X& k' P- j  n( U; h& s7 Xinvestigated per 2.10.6, the specific manufacturer and type of the component should be controlled
in addition to the technical information.


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