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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. [$ ` z5 [& |0 ^
All electrical wiring on or within a luminaire shall be
, S3 w$ F( K) V8 Y0 X(a) neatly arranged without excess wiring;/ n* r. o: I7 b) Q4 M# `
(b) not exposed to mechanical injury; and
& S$ ]( u9 I) |* {. _/ E7 J: M7 `# s(c) arranged so that it is not subjected to temperatures above those for which it is rated.& C. E: {! b1 f
30-402 Colour coding
3 a' v) h- Q1 s8 z8 ] L |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.' B; D$ N# h; P0 ]# [4 ~
30-404 Conductor insulation
, C# z4 H* y& fLuminaires 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.
& F+ H+ E% A& d" g X30-408 Wiring of ceiling outlet boxes
* y) b R! | n& A2 B5 W9 A, @; f6 p(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.
5 [6 t0 ]: |- {, B; 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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