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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 1 h% }0 ~. F5 W# p+ V
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30-400 Wiring of luminaires! ]7 ~! M- `. O+ y5 E- H3 i
All electrical wiring on or within a luminaire shall be
; o# ~6 m: ^5 v. ^0 Q4 p' k(a) neatly arranged without excess wiring;
/ z% i5 B) x# ~3 V, L8 ?(b) not exposed to mechanical injury; and8 X/ K$ E, M" m S+ R
(c) arranged so that it is not subjected to temperatures above those for which it is rated.0 b8 T4 a% L3 }
30-402 Colour coding
3 z1 `. S/ S1 ~$ tNotwithstanding 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.' e" O# R$ r0 P* {
30-404 Conductor insulation T+ l% {1 A: R+ S
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.0 G) v1 V, ~( s* f& J" B( R* M# a
30-408 Wiring of ceiling outlet boxes
2 h! R0 Q( D- 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.# f( t* [) H" z9 T4 N$ s
(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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