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sunny.yang 发表于 2019-6-25 16:20
( e- h8 U. ?* b9 Y/ \这里不是说V-1 可以吗
5 A! b" H. L% p1 P2 Gcomply with the following flammability requirements:* u4 P0 k" U& Q" L/ {
requirements of the re ... + Q( f j+ |- h; [% a9 y2 m1 d
V-1是有前提条件的。距离需要满足。
- _ G B7 w+ i# }+ p+ `7 m* }6.4.8.4 Separation of a PIS from a fire enclosure and a fire barrier
; L# ~: Y, T; g' x; J4 {A fire enclosure or fire barrier made of combustible material shall:
" j- K4 Z/ d1 k. i/ n– have a minimum distance of 13 mm to an arcing PIS; and
& o5 Z/ g- d, D! x# I/ F– have a minimum distance of 5 mm to a resistive PIS. {2 k. L% ~. G; V
Smaller distances are allowed provided that the part of the fire enclosure or fire barrier within; J% Q) a/ L8 m" h% H0 w
the required separation distance complies with one of the following:
1 r. v: ]/ k* x& J; Q– the fire enclosure or fire barrier meets the needle-flame test according to
" D6 a. q7 I" H3 b7 e FIEC 60695-11-5. Severities are identified in Clause S.2. After the test, the fire enclosure
+ d8 e. J, [& p4 qor fire barrier material shall not have formed any holes that are bigger than allowed in' `* {' l1 ?" |" C% i/ `# p
6.4.8.3.3 or 6.4.8.3.4 as appropriate; or
5 F0 Z7 v" t; k* Q– the fire enclosure or fire barrier is made of V-0 class material. |
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