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以下节选自60598-1 section 4: Construction5 L- C$ G7 y: y7 y' u& i3 E: X
2 e5 }2 {' x% I7 A/ f4.13.4 ! @1 [, r' b, N9 \: [; r
c) Luminaires delievered with a stand% q) s3 H; G; { u' H2 L
Any lamp(s) are removed before the tests
' Q( R& V: `. @' p# EThe luminaire and stand shall not overturn at an angle of 6°from the vertical
! P5 q# l* j6 d! z! Q5 [The luminaire shall withstand the impacts resulting from overturning four times from an angle up
. f& o2 }: O& ^) B2 V7 lto 15°from the vertical
4 o, x( {/ ? x+ V! G0 ]3 Y" vThe fixation means of the stand shall withstand a force of four times the weight of the luminaire in
?$ a( x3 s& m3 M. L5 Y5 W$ {9 Bthe most onerous direction.
9 X! C' |$ ~1 \+ N' {$ v& N9 s3 ~: E6 qIf the luminaire overturns during the test on the plane inclined at an angle of 15°from the vertical, the test of 12.5.1 is made with the luminaire on a horizontal surface, in the most unfavourable of the overturned positions that may reasonably be expected in practice# e s. i2 [3 }4 g
# e3 E, U9 h! G) T& H, ^问:on the plane inclined at an angle of 15°from the vertical 是与垂线成15°的平面的意思吗?如果此意思正确,即灯具要过75°斜台,有什么灯具可以过75°斜台而不倾倒的吗???
0 h1 k. y3 W* n若是我理解错误,即灯具要过15°斜台。如果能过的话,那么上面提到的4次与垂线成最大15°的倾翻撞击测试怎样实现。
' L# o8 i$ x2 q! t既然有15°的要求,那上面提到的6°还需要吗?有何意义?
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4 a* A6 V% A& }3 @( B一直不能准确的理解此段的内容,还请各位指教,谢! |
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