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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 & \1 g1 W7 m. o& {
# B- v' o8 f: B, N( |" h" |( n30-400 Wiring of luminaires
0 Q: c6 }9 X2 X+ IAll electrical wiring on or within a luminaire shall be
7 H" S8 S8 G: Y/ E+ q: E1 U9 p(a) neatly arranged without excess wiring;& G5 z. J( a6 W+ l# `0 ? v" b5 l
(b) not exposed to mechanical injury; and
# d+ d& v! G7 Y+ i1 Q, x2 |(c) arranged so that it is not subjected to temperatures above those for which it is rated.
$ h; _6 F ?- \' u6 @" H- m+ i1 ^30-402 Colour coding
. z4 _$ H) w* R- O" s- wNotwithstanding 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.2 d, R. \" A9 z% B. v
30-404 Conductor insulation: D1 m6 j; S/ Q" _) `! F* u' V7 @
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.
# E; v. r8 F3 s' s& f! Q0 ~4 v30-408 Wiring of ceiling outlet boxes; _$ J% D) S; [5 D; t& G, s6 t
(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.( H0 L+ U1 V& c& I5 O/ E& K
(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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