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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 + e% d! K0 j& L4 e' l
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30-400 Wiring of luminaires
7 t) _- |4 b. s; l6 ]- tAll electrical wiring on or within a luminaire shall be
4 d% w, O3 s( q! x, e! x. e(a) neatly arranged without excess wiring;
. b3 a" A: i0 _$ ?8 c' W(b) not exposed to mechanical injury; and
' t' D0 j2 D9 y( A(c) arranged so that it is not subjected to temperatures above those for which it is rated.5 R5 _( R1 {1 U9 z4 n7 w
30-402 Colour coding$ x( e7 I. H8 R5 G4 r+ {" [, q
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.
4 A% o% E6 S( `9 C+ c7 J4 k30-404 Conductor insulation `/ V E7 U Z$ g# [* A+ T
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.
. j) t9 `. \- H; t) ^30-408 Wiring of ceiling outlet boxes7 {$ {9 o6 Z& T
(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.
K2 W9 w5 J5 K) q0 J$ t(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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