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你再往下找下关于barrier,其实就能找到了,HB当然是可以的,内部防水盒,如果有水,还要塑料f1。其它要求,你看条款吧。2 ^, \, `; F1 h: y3 K
5.4.1 A barrier shall be constructed of one of the following:( J ^6 o3 X, H, P& |+ v1 t1 S
e) a polymeric material that complies with Clause 5.7.1.7
0 s }' f, R* F1 c- V" g# A5.7.1.7 A polymeric material used as a barrier shall:
2 C- m: h# }& O/ Va) have a minimum HB flammability rating or comply with the horizontal burning flame test of- i& H% j! r O; t
Clause 17.25;
5 D8 Q' P( N/ k- Q. wb) have a temperature rating equal to or greater than its maximum operating temperature in the `+ e d# l1 N
luminaire;' E4 H, [ M+ |6 C( h/ D7 D
c) for molded or formed thermoplastic parts, comply with the mold stress-relief test of Clause# `* T. I/ W6 l s2 P
17.4; and8 x: O% t, R {+ A8 ]5 Y
d) comply with the barrier strength test of Clause 17.1. |
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