本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 1 J0 K; u9 D' T1 w+ w% h$ u# ^ & \7 ~3 h8 R# P30-400 Wiring of luminaires 2 C% p7 T/ r6 o3 \All electrical wiring on or within a luminaire shall be f g' X2 [' ^1 F' j/ j e(a) neatly arranged without excess wiring; 4 J$ {* ~7 }: U(b) not exposed to mechanical injury; and / ^% w- b8 W+ T* a(c) arranged so that it is not subjected to temperatures above those for which it is rated. # o. x- Z' B" D! s30-402 Colour coding3 N& i4 r$ w% r- L9 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. 9 H: p% Q* J1 ?' W$ K2 F' B30-404 Conductor insulation8 ?& @1 _2 L. I6 a5 R R9 [
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.; [" L* [3 s' y- x' P' D
30-408 Wiring of ceiling outlet boxes) t$ W) F$ T3 A! K9 ~7 ~
(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. u9 Z2 P5 f* a9 D" q
(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire.