% q" z- `( R( }感谢,确实如此,我也是因为TUV报告以前看见打上了符号,所以有点纠结,问了几个工程师,意见也不统一,我也倾向于没有UV辐射的灯具不打此标示作者: bob_dai 时间: 2015-8-5 02:17
protection against UV emission or lamp shattering, 标准已经写的很清楚,只有tungsten halogen lamp or metal halide lamp 才需要protective shield,LED灯具明显是不适用的。 8 Y1 O! ?) c0 M& c- D1.2.71 4 C6 R2 ^+ K6 tself-shielded lamp ( p; f' n. L% b/ p4 y; J/ Ntungsten halogen lamp or metal halide lamp for which the luminaire needs no protective shield 5 Z% X0 p6 l F( e+ h, Afor protection against UV emission or lamp shattering 0 i$ k8 ]! e4 h m& e7 P4.21 Protective shield) E4 x9 G9 q& S$ e( D8 {& M( m
4.21.1 Because of the possible risk of lamp shattering, luminaires designed for tungsten $ F- k! F. Y$ D$ O# d6 Ghalogen lamps and luminaires designed for metal halide lamps shall be fitted with a protective$ d1 @% k% h% C2 h
shield. For tungsten halogen lamps, the shield shall be of glass.5 h" g* c* Y. w: p# Y/ e' z
Luminaires designed to be used with self-shielded lamps only are exempt from this 5 \% b" u s D! K7 e n+ ^requirement, but shall be marked with the appropriate symbol (see Figure 1).