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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
* V! @5 G9 w [; [4 \! J' B! {All electrical wiring on or within a luminaire shall be! w. H$ e9 z8 u+ `- m P0 t- ^0 ^3 [
(a) neatly arranged without excess wiring;
% K, s, S9 R, \. {- Q2 ^(b) not exposed to mechanical injury; and
1 O3 l4 Y' ]" b8 C6 k, \(c) arranged so that it is not subjected to temperatures above those for which it is rated.3 n2 F. S/ n% F7 f( k
30-402 Colour coding
( K$ y0 ^0 B6 O5 t, v3 ~. \ ^! cNotwithstanding 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.. [" Y8 N* x3 `3 A
30-404 Conductor insulation3 n6 v- E. T m2 P% C
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.
0 X" n( T8 T/ R( G1 ]9 s30-408 Wiring of ceiling outlet boxes
/ J, f" D0 Q, X% a(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.' t5 ]( p* x) Q- z
(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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