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OSM决议内容:
. r3 K6 u% I/ EStandard:9 [9 g" l% m+ E) P _! e! q
EN 60335-2-30:1997
$ w/ Q. y; j7 U) ? p" wSub clause: 25.7
( Z5 ^; }3 n, L( GSheet n. OSM/HA 3143 m' v, u+ V Z( m
Subject: Detachable supply cords; E4 @8 a$ ?, e6 W: U+ a
Key words: PVC supply cable
* r4 @2 M) s" Z0 Z, g1 H: `# N9 ^& IDecision taken at the 16th meeting 20022 A7 j8 @: i- @ \
Question: According to EN 60335-1:94, sub-clause 25.7, PVC insulated cords shall not0 N5 Q/ p6 C3 [' L$ B$ E/ S
be used for appliances where the temperature rise of external parts exceeds 75 K
* [/ |; G4 R* g$ K8 U7 Fduring the test of clause 11, unless the appliance is constructed so that the supply cord
* ^- D! d) l. R1 D4 Jis not likely to touch such metal parts in normal use.% R1 l. q. E; d: A4 w
According to table 101 of 60335-2-30, a temperature rise of 85 K on surfaces and 130 K$ o% F' w' b) j0 t0 p# k
on air-outlet grilles is allowed.
) Q" }8 x- T# }& v2 \$ \6 ATaking into account the above considerations, is a PVC cable allowed for wall-mounted
6 Q- Z+ v v+ U5 i C5 uheaters if the the rear part of the enclosure is over 75 K?
; u, n( Z4 b/ y3 f# A7 _Decision: No, it is not allowed.
/ c* o! T$ W' u/ K& j6 L, aExplanatory notes: CLC/TC 61 confirmed (May 2002) |
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