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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 6 D7 v; r8 Z( F/ l. h: `
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30-400 Wiring of luminaires. ]& n6 p, I0 a: N7 s
All electrical wiring on or within a luminaire shall be3 C; L* l1 @* I8 o: j; E; G
(a) neatly arranged without excess wiring;: G* i" k. m+ U8 s
(b) not exposed to mechanical injury; and5 R; z' }; ]- k) e7 g1 N
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
. F$ M) z2 n, B. l$ p5 o) H30-402 Colour coding: f& v1 _) C8 F% P% U2 i
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.3 z6 a5 Q" v2 L O
30-404 Conductor insulation- k$ F% h. Z3 J0 y7 M
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.* O. [8 |7 x, [5 o" e/ w
30-408 Wiring of ceiling outlet boxes M# l" V& C. `7 I5 V! _
(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.
( `1 y1 e% W4 O$ U) g! H(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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