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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 % P/ P: z& @7 i7 t
$ C! F! ^( V J8 v" \; Y30-400 Wiring of luminaires \% |1 f" E6 S* f/ L" P2 n: s
All electrical wiring on or within a luminaire shall be
) F5 c* a0 v. ^: L, R0 A3 B(a) neatly arranged without excess wiring;4 ]2 Q W4 N: M5 A. O
(b) not exposed to mechanical injury; and
2 o/ ~1 ]5 s3 j! ~# f(c) arranged so that it is not subjected to temperatures above those for which it is rated.0 m3 C) o, _0 X! U
30-402 Colour coding
' Y. z6 ~: m1 ZNotwithstanding 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.: T3 f9 n! B5 K/ R& E# o% {
30-404 Conductor insulation
( j( O' j9 Q2 E5 k8 r$ WLuminaires 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.
3 _! H" s- F p( h& x5 b; O3 ]30-408 Wiring of ceiling outlet boxes
& T: p& g) m* u# C/ S C(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.; l) q1 u6 U7 M" _
(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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