本帖最后由 AASTAR 于 2011-1-31 19:58 编辑 / F! t H' a9 ^" m8 R9 R8 p
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you think you are a smart ***, you want to help, you got to do sth instead of playing " o4 N+ f- I9 [* L3 M3 Ltrick.
7 \) n8 q4 d+ z+ J: a( E& K6 v30-400 Wiring of luminaires: |- c) S: S- u9 B
All electrical wiring on or within a luminaire shall be& w' R( t' @) b! @3 y# s8 b
(a) neatly arranged without excess wiring; & G) w3 e* s5 d/ |(b) not exposed to mechanical injury; and 9 ^! m( |6 h! E5 K1 g* r(c) arranged so that it is not subjected to temperatures above those for which it is rated.; L% T' e5 p2 D A
30-402 Colour coding ' v1 x, `( t( m/ k2 E9 bNotwithstanding 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. ! C$ |* t& h* J- t& g30-404 Conductor insulation* h) ]# q* \1 ]& o
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.* }4 v; V3 ~6 \2 M* K
30-408 Wiring of ceiling outlet boxes, F' H W$ Q+ ` I) 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.. {- q: ~8 [' 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.