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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 + v( ^1 G/ J6 O4 H
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30-400 Wiring of luminaires# [3 i5 W: _8 ^: q: u
All electrical wiring on or within a luminaire shall be
( T" y2 `: r! u/ ?" _, a. d(a) neatly arranged without excess wiring;; J) ]+ Q }# e( w
(b) not exposed to mechanical injury; and
2 D1 \# [: |' Y5 Q* J4 {7 X(c) arranged so that it is not subjected to temperatures above those for which it is rated.0 l+ o& k4 I, q1 k, e, X
30-402 Colour coding
9 z l1 t8 D& ^: c8 i9 sNotwithstanding 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.
! i5 I3 s9 L, [# {8 a! u6 A* c30-404 Conductor insulation
7 y+ c9 p* @* x( B/ |( ]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.
4 {1 _1 Q3 `# ?7 g3 e30-408 Wiring of ceiling outlet boxes l; V7 t, }5 `) N- {
(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.4 i8 Z0 s P8 Y. S8 B' H2 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. |
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