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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 : [& B3 ]7 U3 T0 e
, e" m# f+ E+ j30-400 Wiring of luminaires+ o$ k0 [1 S0 b; h1 _( z
All electrical wiring on or within a luminaire shall be
2 |4 e5 W+ M4 y/ N* d) z4 C S(a) neatly arranged without excess wiring;
' G+ T$ ]) h {- ]: t1 z$ x/ Q(b) not exposed to mechanical injury; and1 k" X2 r9 ~5 ^; @2 Q, C- ~
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
# H k" v6 k6 [5 v' ]8 S1 v30-402 Colour coding
/ K- j4 F& ]" k. FNotwithstanding 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.
2 @0 F0 a! P/ f30-404 Conductor insulation9 s) H) a# [( `0 K7 g
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.
% t* R: `: }, X8 F30-408 Wiring of ceiling outlet boxes- Z) R2 e2 K% i: F" t1 I8 S8 d& E
(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." N) K8 Y, A5 [# G- l+ f
(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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