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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
7 H" R# w, R+ t; m4 xAll electrical wiring on or within a luminaire shall be' i/ Q/ U: x: { r8 B Z( G* O
(a) neatly arranged without excess wiring;
|8 U0 m( a: a" c+ t m: X8 x" B(b) not exposed to mechanical injury; and
/ m: f% {0 Q* A. P" ^- I(c) arranged so that it is not subjected to temperatures above those for which it is rated.
2 O) F" A% R) v7 I30-402 Colour coding
' [5 T# k3 `3 [( R+ A' @2 w* uNotwithstanding 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., X- D9 [% S6 @; d1 K4 P& n5 U
30-404 Conductor insulation
# {2 E% @0 l; A7 jLuminaires 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.3 A; d% P* I( o2 c6 _1 }9 P. W
30-408 Wiring of ceiling outlet boxes
0 v9 f1 Y. o$ ]$ L(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.9 o. f4 G% `$ Q- j9 l. K1 P; m5 c& e ]
(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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