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本帖最后由 tsunn 于 2013-5-10 15:00 编辑 6 k$ P) L2 ]) K# K5 I
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EN60598-1的5.2.8说到:5.2.8 If, in class II luminaires, in adjustable luminaires or in portable luminaires other than( C! |1 n, r( r' d
those for wall mounting, a flexible cable or cord where entering or leaving the luminaire passes
; O6 H- F ]$ Z) o0 J, _through accessible metal parts or through metal parts in contact with accessible metal parts,
: @( `5 B! w4 f- T6 I4 B$ Ythe opening shall be provided with a tough bushing of insulating material having smoothly/ y/ a7 z" _2 z7 ^2 ^* P9 X5 _
rounded edges, so fixed that it cannot easily be removed. Bushings of material likely to+ S" w0 a& C. n1 m$ i
deteriorate with age shall not be used in openings with sharp edges.5 K1 w- h/ }9 ^7 o; G" ?2 _, u
可见绝缘衬套只针对II类灯具,可调节灯具和可移动灯具(壁灯除外)有要求,而对于其他灯具无要求。那么请问I类普通吊灯(不带升降可调的),电线出入金属孔的地方还需不需加绝缘衬套了呢?如果需要,那么是不是说I类普通吊灯也算可调节灯具呢?
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