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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 + H! _$ Z8 {) n
( Q, x! j# a7 w; w0 K4 T30-400 Wiring of luminaires+ V( K" n* E5 }/ V* k* T
All electrical wiring on or within a luminaire shall be
+ b& C w+ ^) G7 X(a) neatly arranged without excess wiring;
$ h) w$ `6 Z) }7 t) D(b) not exposed to mechanical injury; and& F/ P5 d/ G' O
(c) arranged so that it is not subjected to temperatures above those for which it is rated.8 x/ [+ }& i( B% b5 ~' d6 x( Q2 J) X
30-402 Colour coding( ]* {6 D, P2 D& [& [
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.
8 q p8 s# ^( v0 M/ E1 C9 P N4 r a- W30-404 Conductor insulation- [9 g. w4 p0 U, z ?
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./ @; D; f _! K9 U/ ]! B4 d+ ~
30-408 Wiring of ceiling outlet boxes
- X' W# L+ D9 t(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.% V7 x; M* \2 i6 ^
(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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