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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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( f I# Q" Y' h5 I. g! ^30-400 Wiring of luminaires
( b% C9 ]8 g$ n, B4 q- h m& tAll electrical wiring on or within a luminaire shall be
% J3 F2 }# H$ W% ^/ L7 ^- K. a(a) neatly arranged without excess wiring;
4 }" T; \ q0 {) t0 ~(b) not exposed to mechanical injury; and
* m5 C& h, {. @8 E7 z e* r(c) arranged so that it is not subjected to temperatures above those for which it is rated.
6 C6 ~$ y# D3 o. j5 `+ W. @30-402 Colour coding
! c3 l1 O9 y% \! \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.% r) X' J) x# @. Y% p' U" w
30-404 Conductor insulation, U+ P' }8 g# Q' _# M% Z0 l
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.4 q7 ~, n) p1 E' u4 Z6 w1 B1 H) l
30-408 Wiring of ceiling outlet boxes$ ?7 {4 R/ ]" }. K5 `6 y
(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.
6 H5 p" A6 C( Z4 e) q(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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