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本帖最后由 小米 于 2012-9-4 16:45 编辑
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| DSH 594
( Q$ W7 `' g3 i+ c! F | Discontinuous disturbances producted by a steam iron with boiler station.
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| CISPR 14-1(ed.4);am1;am2
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Question:- m5 y% `5 X5 f- q) ?6 F# p
How to consider the case of a steam iron with boiler station concerning the test of discontinuous interferences CISPR14-1:2002? :
) r& p5 |* }3 r7 {0 ?The clause 7.3.4.11 defines the testing conditions for irons (dry or steam), but there are no precisions regarding the boiler part actuated manually.) |3 M( T: B( ~. k; R8 w! o$ z7 T: t
The standard defines in clause 4.2.3.1 that individual switching operations are generally not taken into account for this test, and gives requirements in clauses 7.2.3 & 7.3.2.4 of specific apparatus for which repetitive switching manual operations are taken into consideration (sewing machines, calculating machines, soldering equipment, etc. ). But nothing is said about steam boiler station of iron.; _- z" R* ~0 Y; D: z+ X. D3 _
Do we have to apply strictly the standard (only clause 7.3.4.11) or to test the boiler station with a cycle of manual operation for steam generation ?$ T* h {2 F; q. q0 Q
Proposal:& k( c6 j0 L y. ]
This appliance has to be test with iron settled at the max temperature (worst case and according sub-clause 7.3.4.11), boiler switched on and making 10 second of steam production and 10 second of stand by (according to normal use stated in IEC 60335.2.3).( [2 [$ c" U: }$ e
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