|
|
sunny.yang 发表于 2019-6-25 16:20, ?# y1 u) ]& n3 Q
这里不是说V-1 可以吗
4 {0 \8 q! A, }! Lcomply with the following flammability requirements:/ g( o+ ~& ]# Q; s. S& I1 I
requirements of the re ...
G; \) e& E8 q/ h8 i/ z ^V-1是有前提条件的。距离需要满足。 X4 o% t# }$ h7 y; u e
6.4.8.4 Separation of a PIS from a fire enclosure and a fire barrier+ A7 G+ ~( `4 W7 \0 C
A fire enclosure or fire barrier made of combustible material shall:; M8 x% _; ?( b/ v4 p$ ]4 }5 H
– have a minimum distance of 13 mm to an arcing PIS; and$ F" S. i9 \; y4 {$ ?% ^
– have a minimum distance of 5 mm to a resistive PIS.
" x3 D% d v t l, Q4 z; JSmaller distances are allowed provided that the part of the fire enclosure or fire barrier within
9 ^4 U; u1 w! V; ]the required separation distance complies with one of the following:) c& U: W' O9 V2 I1 L, E
– the fire enclosure or fire barrier meets the needle-flame test according to
+ ?4 \/ a: V5 s: b2 y6 m+ _IEC 60695-11-5. Severities are identified in Clause S.2. After the test, the fire enclosure
( E- N5 I7 _, z2 c, a. W5 por fire barrier material shall not have formed any holes that are bigger than allowed in j- y& X' L3 h0 P
6.4.8.3.3 or 6.4.8.3.4 as appropriate; or4 B; u. U, m6 s; |( H$ F
– the fire enclosure or fire barrier is made of V-0 class material. |
|