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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 ! p3 H8 i: d0 A( [( C, _
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30-400 Wiring of luminaires
+ E. l2 v, c& ]All electrical wiring on or within a luminaire shall be
/ D$ e% K L! {5 d: S- [(a) neatly arranged without excess wiring;3 X) M @: ?* c% C9 F) T9 W
(b) not exposed to mechanical injury; and( A$ _ ^: Z$ W3 E6 L( z
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
1 }, [9 @: {4 w7 B$ g% a% r8 Q30-402 Colour coding
f' ^2 I! t$ y' s- @9 PNotwithstanding 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.. j6 ?. h* y. X$ H+ m5 B! G( U
30-404 Conductor insulation
, [' W3 g* V* ^& P" v8 v+ KLuminaires 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 n4 O) Q6 d" ?( d/ x5 _6 |* b30-408 Wiring of ceiling outlet boxes8 ]3 q+ f! H5 ~4 {; e+ c8 y4 V& 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.
0 d; ?) X. s, n0 w* k(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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