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Parts that withstand the glow-wire test of IEC 60695-2-11, but which, during the test, produce ! G1 C" c( @& L* L
a flame that persists for longer than 2 s, are further tested as follows. Parts above the
$ H. P3 ?! f5 p; O: T# l* [8 Uconnection within the envelope of a vertical cylinder having a diameter of 20 mm and a height 3 s0 x( ~+ I6 H7 E+ u, s
of 50 mm are subjected to the needle-flame test of annex E. However, parts shielded by a
0 c {7 x$ b, k8 Tbarrier that meets the needle-flame test of annex E are not tested. 8 O$ b; `2 G6 P0 Z- a5 c
The needle-flame test is not carried out on parts of material classified as V-0 or V-1 according L7 I7 K2 U6 d2 N- M% v, _
to IEC 60695-11-10, provided that the test sample was no thicker than the relevant part. 3 J# X% ]5 f- c7 K1 J0 n3 @6 b
2 [! U+ n$ F& k* s3 }" h( F, G
以上是我从30.2.3.2 of IEC60335里复制下来的内容。"but which, during the test, produce
$ X) ?6 W' M0 p# `6 o" c6 {a flame that persists for longer than 2 s, are further tested as follows."很明显,是在测试过程中的持续燃烧两秒,而不是样品离开灼热丝后燃烧两秒。 |
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