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|  DSH 275
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( H( _6 B! v; R+ z4 ?" q! j3 w | Compliance with subclause 20.2 after abnormal operation test0 Q5 |/ S) h; b" q0 o& L
| 19.13
7 v2 w0 m% F$ u# s \' o% G | 60335-1(ed.3)! q- l# F h8 c9 {6 Y
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1 t3 m! P3 |4 h6 NStandard: IEC 60335-, Ed. 3.0 Sub clause: 19.13 Sheet n. 275. A) }" ^& f. p/ r4 x" E* Q- C: y
Page 1(1)
$ G+ I) T, [2 F$ n( v6 X8 P+ L9 ]Subject: Compliance with sub clause 20.2 after abnormal operation tests
8 B& v5 i$ T, q# V$ Q- hKey words:7 o7 Y; X; w* k1 a' ]
- abnormal operation3 K2 U; A% q/ W! W- [
- test sequence $ y' ^9 X" M- ^; z4 ]
Decision n. 20 taken at 36th meeting/1999' u* }* X; h% G7 A
Question: sub-clause 19.13 of IEC60335-1 reads: “after the tests and when the appliance
2 K& a) |! g$ D) K$ vhas cooled to approximately room temperature, enclosures shall not have deformed
' B: F* \) ^3 c/ q: h# dto such an extent that compliance with clause 8 is impaired and, if the appliance is
- }8 O. h; Q& }4 m9 ]5 g; Fstill operated, it shall comply with 20.2”. W1 h& T. x% D6 I
Does this mean that 20.2 and the subsequent test of clause 21 has to be checked on4 a) |( \' A# d8 R. @ n- l
the appliance only if the appliance is still able to operate ?2 h% Q/ P9 F1 L: W
In this case clause 21 would be performed on an other sample, which is not in line
7 [/ R6 ?0 `, @3 o; Y( wwith clause 4.2.
! F" H h* S sDecision: The intent of the is to apply the requirements of 20.2 and the test of 21 to$ M( a- g" X% r/ c' {, e
ensure safety in both normal and abnormal conditions.
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