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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
1 X0 `8 Q; ]" A" Q; I6 KAll electrical wiring on or within a luminaire shall be$ c& i) p+ T4 n# c' \, r
(a) neatly arranged without excess wiring;
* ^- ~# m& i' Q l(b) not exposed to mechanical injury; and
+ [6 ~; c' K9 K8 ^( H) ^(c) arranged so that it is not subjected to temperatures above those for which it is rated.; a1 C4 f" ^1 s- j; W, @
30-402 Colour coding
+ |" w/ Y: ]! x3 b, eNotwithstanding 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.
) |0 H$ ]' X" D1 g30-404 Conductor insulation$ M$ s- u1 C% t* k1 `/ {0 T
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.
- c G' w/ n) g: Y30-408 Wiring of ceiling outlet boxes1 Z/ G) h3 w9 |
(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.
! U" I+ U( ^' E: e/ _: q3 k) 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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