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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) `5 y" g" r' N3 n2 ~) B3 N
All electrical wiring on or within a luminaire shall be0 k' y& H5 }$ ]9 k, e+ J5 I
(a) neatly arranged without excess wiring;5 ]& {# w/ H- Q; Z0 {8 E
(b) not exposed to mechanical injury; and6 a n4 ]% L* w
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
9 I+ i: F. x U3 L2 R& s6 }; `30-402 Colour coding
3 U* f( H: K1 X& E0 ^% jNotwithstanding 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.% r5 d) }' [9 U) E6 ^7 G
30-404 Conductor insulation5 Z0 E* \8 H3 `
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.3 C$ k# `+ A' a7 H+ P& v
30-408 Wiring of ceiling outlet boxes+ }5 l& m! p; ]7 h8 w2 q% \$ X+ S- C
(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. a+ ^, N" m+ g2 x4 o$ W$ T4 m( w
(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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