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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 0 |$ ?3 M4 t+ a3 k4 S1 U. z
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30-400 Wiring of luminaires
; ]3 H9 @! T/ B, }8 t" H3 fAll electrical wiring on or within a luminaire shall be
# h- U" X2 ]% ~* {(a) neatly arranged without excess wiring;
: D y" v4 B4 R9 g(b) not exposed to mechanical injury; and
5 M: n6 I/ q/ u. I( D; c(c) arranged so that it is not subjected to temperatures above those for which it is rated.! u: H+ ^0 h5 T% n# g
30-402 Colour coding
& N f" C/ C% v4 }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.
( i4 L$ z% ~. a8 x [30-404 Conductor insulation. H! f0 P6 A1 j7 e3 U( r
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.6 n+ |4 P1 ^5 r2 ` }9 [; ^
30-408 Wiring of ceiling outlet boxes
( B! {" G" e! l) c7 ~(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.6 [/ F* U& X9 g" G
(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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