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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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30-400 Wiring of luminaires* j! b5 l9 y) N9 ]4 j
All electrical wiring on or within a luminaire shall be
- [6 V) c/ a+ u! V(a) neatly arranged without excess wiring;2 z$ S) b4 k9 |' q8 @
(b) not exposed to mechanical injury; and7 Q% n @( q# e$ r. L; G: a+ D/ v
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
2 j: W" j. @ L( E( Z30-402 Colour coding3 v4 x% m! I% x7 @. }: s9 a
Notwithstanding 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.
N: ?' ~6 M. c6 [3 y4 x) F7 ]- `30-404 Conductor insulation2 I# n: f0 j, e+ z
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.
+ j, l3 U" H7 B30-408 Wiring of ceiling outlet boxes5 G. W% g, b& [7 m- |/ T8 g
(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.
o( O5 t8 w' F2 X/ l(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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