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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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% d8 a0 q' w* T, k$ v2 C30-400 Wiring of luminaires# e' Q- I: u) e+ g" @ o
All electrical wiring on or within a luminaire shall be
9 z/ B+ v0 X* i2 v(a) neatly arranged without excess wiring;* P7 p8 G8 ?8 N* D4 j
(b) not exposed to mechanical injury; and
9 |7 {/ }& W& }, q/ f% {7 _(c) arranged so that it is not subjected to temperatures above those for which it is rated.7 x, ?! R( Z: \4 O& m+ k
30-402 Colour coding$ N. Z4 e+ W" e, q: N, A
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.6 V+ B- z9 M# Z$ d
30-404 Conductor insulation) f6 B2 Y2 m% `: e
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.
2 m7 \4 W s% C" b30-408 Wiring of ceiling outlet boxes
1 w1 q/ D9 n# Z1 S(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.
9 A' `! r# K8 @8 w) l4 Z) r6 H; ?- 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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