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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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# P/ p" y: o6 ?' t30-400 Wiring of luminaires
/ ?) J# l8 \# K. r# \' ]$ C& qAll electrical wiring on or within a luminaire shall be
+ y3 ~& Q4 k1 {$ b+ d" j(a) neatly arranged without excess wiring;
5 {; @* w" P- I4 |/ v; d( H: s(b) not exposed to mechanical injury; and8 m8 x+ Y% _5 f
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
/ f) e- ] Q/ j3 T& t: T30-402 Colour coding
( t+ Z$ H5 ` f& Z1 s2 Z, g( z' \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.! Y3 M b3 R8 m$ F$ e6 h2 R
30-404 Conductor insulation% u& J; X! f6 G4 b0 A" t
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.
9 w) k0 s* P) _/ x4 Q1 i' b5 d30-408 Wiring of ceiling outlet boxes
4 X# a4 k* c3 R5 N, 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.
& [7 W. s) K+ w. l: [% M! k4 g/ h ](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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