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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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2 e0 v& L: m( v' Y30-400 Wiring of luminaires; w, w! {4 N0 G; J
All electrical wiring on or within a luminaire shall be$ t" N7 H& l7 F* o ^+ w
(a) neatly arranged without excess wiring;
& h- K! x9 z3 {. g(b) not exposed to mechanical injury; and
9 O4 i, {6 r, B) [! z! e(c) arranged so that it is not subjected to temperatures above those for which it is rated." s _- q/ a) w R: d9 ^1 G6 s
30-402 Colour coding3 |8 k* n7 h6 k0 f
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.
+ x* j% g6 U8 v) {2 p- \' B30-404 Conductor insulation/ h! l6 f4 ~" Y& n( e" `& i) @' u
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.
/ Z6 q& g. ~ S, {! f7 x30-408 Wiring of ceiling outlet boxes
Z& Y9 w" H. ?& `0 t; x; O(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 {8 E) X- w9 I U
(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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