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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: J7 Y& t; a* h) D, A) A
All electrical wiring on or within a luminaire shall be
9 T% _( ~3 w0 ~; `. h; r(a) neatly arranged without excess wiring;3 A! o: C; S" M1 B4 I7 G
(b) not exposed to mechanical injury; and* @( l$ }" F4 W( w6 K- H
(c) arranged so that it is not subjected to temperatures above those for which it is rated.; A. k5 m# s7 P" W7 y
30-402 Colour coding' U4 o; Q+ l, Y, r8 R
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.
" t% ?. ?1 G! t6 I+ ~1 G3 p M30-404 Conductor insulation2 ~' Y4 u6 c7 b0 N
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.
! H: }( r( Z- t0 @30-408 Wiring of ceiling outlet boxes
! J: L' ~- N2 W- K7 U6 u' o(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.: y- K( ]# P0 f0 z/ i' k
(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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