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本帖最后由 H-RH 于 2012-1-17 00:18 编辑
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( a% k7 a& ^$ E! j6 R- Q! KScope of IEC 60669-2-1:0 O: |+ u% T: W, V
( _0 a/ N& Z5 Q$ j; |0 z6 H1 Scope; x5 m0 a' g7 o9 R! e2 z# p' X z
4 M2 p- N, o5 WThis clause of part 1 applies except as follows.- z5 Y3 F* O7 T4 N* C
, s6 e0 A# A+ X6 T4 B4 \% DReplacement:
- W; ]6 u$ ]. JThis standard applies to electronic switches and to associated electronic extension units for household and similar fixed electrical installations either indoors or outdoors.
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6 D, ]& y/ K: R& i3 RIt applies to electronic switches for a.c. only, for the operation of lamp circuits and the control of the brightness of lamps (dimmers) as well as the control of the speed of motors (for example, those used in ventilating fans) and for other purposes (for example, heating controls), with a rated voltage not exceeding 250 V and a rated current not exceeding 16 A.
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! r5 p: r8 i: j' \ s* nIEC 61058 应较为适合!
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发表于 2012-1-17 00:17