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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. Z$ M; V7 B+ i* n' B' J
All electrical wiring on or within a luminaire shall be
4 g# C+ D7 [" X8 n+ o) N+ R(a) neatly arranged without excess wiring;, n+ X! D* N h) m2 g+ g
(b) not exposed to mechanical injury; and. ^7 ~4 X# p: |5 v% k- ^# `
(c) arranged so that it is not subjected to temperatures above those for which it is rated.$ P1 \4 W! e+ J4 W* K; S
30-402 Colour coding
2 D; D: ~) e9 |2 e) KNotwithstanding 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.1 c. t2 B9 ^( G7 X" o: D* Y
30-404 Conductor insulation
' a4 w: {) k. v5 T( c5 eLuminaires 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.
$ | ? x% |5 b" [/ |4 l30-408 Wiring of ceiling outlet boxes
2 `, d3 V6 R5 s' }# G+ A(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.
) D9 G+ o9 U4 m' B. V7 ?0 U(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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