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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 ; C0 p/ r- _9 M2 h3 V$ W0 R& Z
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30-400 Wiring of luminaires0 R& R& [) ^! H, B' t- {
All electrical wiring on or within a luminaire shall be
6 R2 F' e+ x& V( ](a) neatly arranged without excess wiring;# [# s; y) F' W' }; K( j
(b) not exposed to mechanical injury; and% @6 v' E Y4 s( h
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
3 ?9 b! A: t7 j2 S0 Z7 P& e30-402 Colour coding" Y. a8 h) U" O" q: u- k
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.: T, H& W0 Q) h' _, T; r
30-404 Conductor insulation+ T% E/ n& k2 |- L# p
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., n* l7 Y+ j% w; ~1 ?
30-408 Wiring of ceiling outlet boxes( ?/ ]% A4 Y( T, h8 q* V+ ]# ^, Q
(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.& @; w* q) k1 }7 x4 A! h, J! w
(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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