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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 ' S% d, R: w8 Q5 `
3 b& C; [4 F- Z3 _: z4 B. |30-400 Wiring of luminaires
& K2 L* D; z- f$ V/ _% vAll electrical wiring on or within a luminaire shall be6 H( v. L8 Z3 u9 C1 }( l
(a) neatly arranged without excess wiring;
9 c, |6 R& {) s- G8 x(b) not exposed to mechanical injury; and
# Y( U& x' v5 u5 B; W2 V(c) arranged so that it is not subjected to temperatures above those for which it is rated.0 ]' |1 m5 Q+ ~" n0 s% X
30-402 Colour coding
, g) m6 z1 b* kNotwithstanding the requirements of Sections 0, 4, and 10 with regard to the colours used for distinguishing and identifying conductors, a continuous-coloured tracer in the braid of an individual braided conductor shall be permitted for the supply conductors of a luminaire, the colour of the tracer being black, white, and green for the ungrounded, identified, and bonding conductors respectively.
& c( }1 X( [# z6 e7 ]30-404 Conductor insulation' H% r/ z% i# a p8 ^
Luminaires shall be wired with conductors at least No. 18 AWG, having insulation suitable for the voltage and temperatures to which the conductors may be subjected.0 U4 b4 J3 W0 T
30-408 Wiring of ceiling outlet boxes8 T: U/ d7 w* @ V
(1) Branch circuit conductors having insulation suitable for 90 °C shall be used for wiring of ceiling outlet boxes on which a luminaire is mounted, except for boxes in wet locations where Type NMW or NMWU cables are used.& I* _/ h9 g* Y6 [/ Y
(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire. |
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