|
Parts that withstand the glow-wire test of IEC 60695-2-11, but which, during the test, produce
& `4 Y" T1 n$ n$ m- D/ ~/ S) s& d. G& P Ra flame that persists for longer than 2 s, are further tested as follows. Parts above the / B1 f, I& H, m0 ]6 z0 L
connection within the envelope of a vertical cylinder having a diameter of 20 mm and a height
/ e* `. v! E$ j1 c4 _$ J8 F3 pof 50 mm are subjected to the needle-flame test of annex E. However, parts shielded by a " w; [' ]! ]: Z, [
barrier that meets the needle-flame test of annex E are not tested. 6 T! g9 q' [& n6 F% r
The needle-flame test is not carried out on parts of material classified as V-0 or V-1 according
- _( n" Z1 M4 jto IEC 60695-11-10, provided that the test sample was no thicker than the relevant part.
3 O7 N: `9 e& V, |& L' R' o% N6 G5 B& w, V2 p. q! S/ A
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
( ]3 [- I! t3 ]# f6 T _; xa 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。 |
|