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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 . E, n# P' X. u# @7 S* L5 ]
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30-400 Wiring of luminaires
7 X4 R+ c6 e3 O7 lAll electrical wiring on or within a luminaire shall be
. d' {3 U- V E! B8 _ m(a) neatly arranged without excess wiring;
3 s2 z4 E$ D4 J2 X+ V(b) not exposed to mechanical injury; and
: [ ]7 O) N4 G r; h X0 O(c) arranged so that it is not subjected to temperatures above those for which it is rated.
: Z; S. }4 K! G" B) r30-402 Colour coding
b/ x) b4 ~( N6 ~6 dNotwithstanding 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.& j1 f, m1 U$ E* h' `& ~
30-404 Conductor insulation
& {! [( q: F) 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.4 @+ E" ]" O' ]
30-408 Wiring of ceiling outlet boxes4 _& _' q a2 N1 _
(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.+ ~: F3 e9 n0 L* z0 d
(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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