本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 " \: E$ {! W6 P8 j1 o/ {( S5 s; b; d
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30-400 Wiring of luminaires ' z5 t2 F C1 i4 l' ^' ^- f' MAll electrical wiring on or within a luminaire shall be % c2 R! r" v2 S# U8 ^* a(a) neatly arranged without excess wiring;" @5 c. x: z7 @; t; E7 n! g
(b) not exposed to mechanical injury; and+ u$ T1 `* P+ K9 ~2 h8 F& r
(c) arranged so that it is not subjected to temperatures above those for which it is rated., [8 A2 O; A2 V s; L
30-402 Colour coding 4 x$ S0 `( g) M: Z! U* n& c sNotwithstanding 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. 8 q) B' l: q% M30-404 Conductor insulation, x. F" L' Q3 } F: a
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! b! B2 h0 e8 h+ \+ S* o30-408 Wiring of ceiling outlet boxes$ K" z5 e V- H* m
(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.$ q% O. t; E2 R
(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire.