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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 & w7 z( d; H) n7 P' P1 c+ l# Z$ K3 e
5 ~* r# A" [4 y+ I$ w30-400 Wiring of luminaires
/ E2 E7 s+ U8 L0 J7 s! }All electrical wiring on or within a luminaire shall be/ m4 `# a& B5 i Q J, J
(a) neatly arranged without excess wiring;
0 p) B8 k e+ n0 w9 }; r6 i(b) not exposed to mechanical injury; and
0 ?3 p. \/ i" [2 o* o2 V. N/ v6 W(c) arranged so that it is not subjected to temperatures above those for which it is rated.
" K# [3 j+ R! b5 p30-402 Colour coding1 q, r' `+ n- i6 s/ V8 n5 u5 \* y2 f$ 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.
6 P" p- i+ E/ |# T( o) ^9 b30-404 Conductor insulation
- Y& ]6 ]3 k' A/ l9 |% `# aLuminaires 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.7 @! F8 b0 P/ H9 D) L6 v
30-408 Wiring of ceiling outlet boxes
' N/ s. R, U7 ^/ q+ }: a: _(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.- B7 M" j6 e! o, ~
(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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