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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 & M" ^2 c8 _/ q6 N9 k
* G. c4 e t; X4 ?* n30-400 Wiring of luminaires
8 U. B7 }, l' s0 j8 @4 G8 d% zAll electrical wiring on or within a luminaire shall be
, x& u/ q" l/ A( R, Y% p(a) neatly arranged without excess wiring;
0 { i+ y S( j Z2 C: x(b) not exposed to mechanical injury; and* R, v, n/ f) c8 T
(c) arranged so that it is not subjected to temperatures above those for which it is rated.9 M* _8 K' S- N4 k
30-402 Colour coding$ \1 A6 W# s; Q9 v7 R' C
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 o& a% n! y4 ]* m$ z+ q* b
30-404 Conductor insulation R7 b3 _4 q' z. Q {
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." D4 V- K5 E- A' u
30-408 Wiring of ceiling outlet boxes, ]7 \1 _7 v0 L0 {- a" u, E
(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.
$ T1 c( Y6 d, ?; _8 N! M: N, F5 b* S(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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