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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 m; j+ t5 Z% O* G- ~! C4 y
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30-400 Wiring of luminaires2 J8 d, `. o' l$ X4 M! z3 E
All electrical wiring on or within a luminaire shall be& P) T. v6 N6 Y, ^
(a) neatly arranged without excess wiring;
Z- A' S/ e" D2 j! L(b) not exposed to mechanical injury; and
* L6 D- [9 b" s& R: ]/ q(c) arranged so that it is not subjected to temperatures above those for which it is rated.
" y% j) Y% @. G; P0 O; `30-402 Colour coding/ j2 ]' u: }5 x7 E- t
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.
4 O3 r& b ?' y, d6 S- ^30-404 Conductor insulation
2 L1 U8 R! ~8 u: ?; nLuminaires 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.
# N6 s3 Y! s% G& L30-408 Wiring of ceiling outlet boxes% [8 o: A! ~( f# p2 h! 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.
$ D# d _& b" @0 C(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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