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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
! J/ Z$ |5 |2 \- x: O6 IAll electrical wiring on or within a luminaire shall be* T1 X5 Z: H5 E( f) b3 K& `
(a) neatly arranged without excess wiring;
1 k0 E! i* E+ H6 T9 y, F3 [( G(b) not exposed to mechanical injury; and
# Y C. J+ @/ k$ P; a" M(c) arranged so that it is not subjected to temperatures above those for which it is rated.. X8 z6 L* G' i8 d
30-402 Colour coding4 J; e* ]- r1 l$ o* w g
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" f, E" d6 k+ a4 P* h4 S30-404 Conductor insulation# F, B! c" M* r
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.$ S, l5 T# i+ K
30-408 Wiring of ceiling outlet boxes1 \) T: E; J' Z# \4 p5 j* _
(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.
* W, Y$ u& 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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