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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 ; R4 X5 A3 z" _/ N4 o
7 c8 C# d- I' |* \, W30-400 Wiring of luminaires) @8 ~5 e$ b- m- d
All electrical wiring on or within a luminaire shall be' ~: [! J, t, r9 W4 ], U
(a) neatly arranged without excess wiring;
# w/ v2 b& `: A& v4 R(b) not exposed to mechanical injury; and2 i/ E- n6 D; D3 m7 |4 q
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
1 A) c) w* p% e2 P1 r* V30-402 Colour coding
! v( ?& F4 |. c2 D5 O% H& y7 mNotwithstanding 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.! `- j9 @. q, `
30-404 Conductor insulation& `, A. o" o( G- I
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.
8 k1 n7 i" s2 d6 M( O30-408 Wiring of ceiling outlet boxes
6 O$ b9 H7 B' O* z(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.
% f. J" Q3 p5 T, q+ v, N- [(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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