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yearl 发表于 2013-7-23 10:41 ; V& t; @9 C+ v c6 P. q) Z
按新标准,奶嘴应该属于小部件,不做灼热丝。 5 R- R* v- @$ Z, ~
不是小部件不做灼热丝,很多人都说小部件不用做灼热丝,那是断章取义的理解,其实小部件不用做灼热丝是有前提要求的,请参看30.3.2. }; D" I5 [ ~, F0 P
The glow-wire test of IEC 60695-2-11 with a test severity of 750 !C or 650 !C as appropriate,
A, n8 }" J ^is also not carried out on small parts. These parts shall+ W0 o1 T, h2 L/ F! j* s
comprise material having a glow-wire ignition temperature (GWIT) of at least 775 !C or
: X- v& W4 o. w C0 i; I; U1 M9 ~675 !C as appropriate, or" @4 t" w; X4 q, |% U# Q9 R
comprise material having a glow-wire flammability index (GWFI) of at least 750 !C or; X7 ^9 ^( @7 M" X- v1 ^5 O" n
650 !C as appropriate, or
6 _2 U9 X6 A6 k/ Y comply with the needle-flame test (NFT) of Annex E, or
7 m& Q1 y0 j6 c4 {, }+ A; Y+ W0 l" k comprise material classified as V-0 or V-1 according to IEC 60695-11-10 provided that the
/ X$ w8 O) ]# |. atest sample used for the classification was no thicker than the relevant part of the
# O: s3 v, o8 O0 K, Bappliance. |
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