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刚好有这个疑问呢，也看到很多报告里面球压，灼热丝，甚至针焰都有做，不过标里面是这样描述的，不知道到底是否要做？方法跟其他材料相同吗？2 u' l" a) Y: X- }
IEC 60598-1：
7 t7 |" r5 r6 x1 Z$ @0 k' N! I& KSECTION 13: RESISTANCE TO HEAT, FIRE AND TRACKING3 x$ @3 x/ r, M: _ i3 ?# i
13.1 General
4 Z& [4 R: n1 I( xThis section specifies requirements and tests relating to the resistance to heat, fire and
' Y( U0 @0 E/ |& N, Jtracking of certain parts of insulating material of luminaires.
/ o% Z5 D5 C- d$ h' }For printed wiring boards, reference shall be made to the requirements of IEC 61249.( e5 u$ `- }3 G- d% }$ V; e
而IEC 61347-1里面又是这样描述：
1 y1 l3 h5 ?6 M, j' V18 Resistance to heat, fire and tracking* N5 A0 N: H/ W6 P
18.1 Parts of insulating material either retaining live parts in position or providing protection) k% x! L3 T" E0 ^$ g, w& R: [$ F$ }
against electric shock shall be sufficiently resistant to heat.# C5 n9 C+ a2 ?) \5 v8 l1 K/ b7 A- f, j
For materials other than ceramic, compliance is checked by subjecting the parts to the ballpressure# \4 u! h3 y _5 ~) w
test according to Section 13 of IEC 60598-1:2014.$ Z! K: O# T. ~; l/ `
18.2 External parts of insulating material providing protection against electric shock and
( Q) g# z! }) o0 n7 P4 h- zparts of insulating material retaining live parts in position shall be sufficiently resistant to, ]' W6 L+ z3 x3 U; Q6 V
flame and ignition/fire.
1 }( O. H6 W0 E: z( a2 lFor materials other than ceramic, compliance is checked by the tests of 18.3 or 18.4, as
" q) [# C4 s3 T* h. ^appropriate.1 n5 x2 {! d; w* I, x1 y
Printed circuit boards are not tested as above, but in accordance with 8.7 of
( I! L; k' }6 ^8 i, C( J0 DIEC 61189-2:2006 and the relevant parts of IEC 61249-2 series. Any self-sustaining flame
0 H. I1 e, [; m- dshall extinguish within 30 s of removal of the gas flame and any flaming drops shall not ignite( [1 K4 W. z/ S0 ?) `
the tissue paper specified. |
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发表于 2013-7-4 17:38
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