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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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' t6 A6 G0 d1 @( W( h4 u30-400 Wiring of luminaires
4 ]1 y6 c- |" p$ L& lAll electrical wiring on or within a luminaire shall be% {# p& j, f' Z1 a' U5 W+ P
(a) neatly arranged without excess wiring;5 N J$ o& g) I- r
(b) not exposed to mechanical injury; and
/ _) K4 |. H$ e8 U(c) arranged so that it is not subjected to temperatures above those for which it is rated.* `0 n* i% X' x1 [- ~0 ]
30-402 Colour coding+ Y& X0 q) h. U: a, w- ^4 r+ I' u7 g" R0 @
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.
' I0 E& r a: E" b* b4 d30-404 Conductor insulation
+ I% C9 n0 W5 b4 h8 m9 J, cLuminaires 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., p) ]& P2 {0 R# c
30-408 Wiring of ceiling outlet boxes. Q! g# g* B- X" b8 c8 a; b
(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.& r% n+ N3 q" T' n( 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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