本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 4 J% S+ N a( s $ B6 U y8 A9 F* q: C4 {30-400 Wiring of luminaires 8 c* r8 n. U- y+ _All electrical wiring on or within a luminaire shall be$ g$ g" _& C4 E9 c
(a) neatly arranged without excess wiring;' [/ n4 c t+ i# v
(b) not exposed to mechanical injury; and ) p' O$ u8 k/ E. c4 W(c) arranged so that it is not subjected to temperatures above those for which it is rated. $ l4 m' H8 n% a+ v) x# h* D30-402 Colour coding8 j9 I/ P4 `0 i9 |( M. |! X
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.3 ]+ A2 X8 c% I, S
30-404 Conductor insulation1 [- ]# }' t2 G# J. U7 H! {/ E
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.% X# Z3 j$ H" y! v# l
30-408 Wiring of ceiling outlet boxes ; p! O- |) R9 P- X3 `, Q(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.1 ^3 U" H. Z7 k+ ^% 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.