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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. [! f8 a! L0 R! x
All electrical wiring on or within a luminaire shall be+ c7 }7 I4 J1 F% \, r. w
(a) neatly arranged without excess wiring;( m( ]1 T( v4 `( t* E
(b) not exposed to mechanical injury; and
7 E4 I7 t9 }/ T3 Q(c) arranged so that it is not subjected to temperatures above those for which it is rated.: R1 o+ _9 w. m) y3 b
30-402 Colour coding
, V3 A2 q* i3 z6 gNotwithstanding 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.' p2 u( P$ T5 C, B1 x
30-404 Conductor insulation, P! F! ? x. d* v u
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.
- b! W @* Y8 Z1 b7 \& Q3 J30-408 Wiring of ceiling outlet boxes
! V( ?# `6 E! B$ v" @4 j(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.: G5 i+ t" F4 P
(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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