|
|
OSM决议内容:
6 A9 X, X* r- u" l: DStandard:- |7 I: s1 m. q
EN 60335-2-30:1997
( n8 l: `7 d- j k1 {Sub clause: 25.7: ?6 \: \0 V1 m- Y+ ?! v3 i% O
Sheet n. OSM/HA 314% F) O$ X- I' w' f
Subject: Detachable supply cords
9 ^$ w1 [7 h" n; E1 nKey words: PVC supply cable+ h) `/ w3 E8 U% @5 P
Decision taken at the 16th meeting 2002% _4 q/ @3 J4 W. ]3 r
Question: According to EN 60335-1:94, sub-clause 25.7, PVC insulated cords shall not1 [4 n, N! \* ~
be used for appliances where the temperature rise of external parts exceeds 75 K1 {! `. C% G+ @6 o
during the test of clause 11, unless the appliance is constructed so that the supply cord
- N% U1 J8 u) mis not likely to touch such metal parts in normal use.4 P; ?- h; ?# t4 L4 W4 Y# ~
According to table 101 of 60335-2-30, a temperature rise of 85 K on surfaces and 130 K
' l% J" }! L* ^& Pon air-outlet grilles is allowed.. m3 B( T1 Z6 z* h! ~6 x
Taking into account the above considerations, is a PVC cable allowed for wall-mounted7 r; v0 D" f A; b
heaters if the the rear part of the enclosure is over 75 K?% O7 R" g$ N& [# T4 ~3 `2 K2 ?; u
Decision: No, it is not allowed.
9 G1 V/ h& Q% o* J& `Explanatory notes: CLC/TC 61 confirmed (May 2002) |
|