DSH 275 Compliance with subclause 20.2 after abnormal operation test

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广东安规检测
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DSH 275 9 F( z* B/ d% @* m/ \ ! C1 {& x+ c4 Y

Compliance with subclause 20.2 after abnormal operation test % }: M" F7 T, W. O$ A; [  G: H

19.13 8 e! |' p9 S. F& Q

60335-1(ed.3)

Standard: IEC 60335-, Ed. 3.0 Sub clause: 19.13 Sheet n. 275
Page 1(1)
Subject: Compliance with sub clause 20.2 after abnormal operation tests
Key words:
4 w! V7 s* x! I" x) w- abnormal operation
6 p& d/ f% j# A) y5 A- test sequence
Decision n. 20 taken at 36th meeting/1999
, \2 X: ?4 Y+ DQuestion: sub-clause 19.13 of IEC60335-1 reads: “after the tests and when the appliance
' |0 e# a" o4 Phas cooled to approximately room temperature, enclosures shall not have deformed
# N8 u/ y" O' Y* N2 \, Pto such an extent that compliance with clause 8 is impaired and, if the appliance is
, D; [, G; [; ~  |# L3 Estill operated, it shall comply with 20.2”
6 {: t& P8 g  q; T8 p: K/ o7 uDoes this mean that 20.2 and the subsequent test of clause 21 has to be checked on
  s: P4 B$ Q6 P: Z* zthe appliance only if the appliance is still able to operate ?
In this case clause 21 would be performed on an other sample, which is not in line
with clause 4.2.
Decision: The intent of the is to apply the requirements of 20.2 and the test of 21 to
* {; \) n. \/ m9 p1 jensure safety in both normal and abnormal conditions.
5 {, Q7 L9 n( o; \
7 C, ~5 |) m! n4 S" I8 V2 u* X