本帖最后由 AASTAR 于 2011-1-31 19:58 编辑 8 G2 K, U: @9 C+ b& j
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you think you are a smart ***, you want to help, you got to do sth instead of playing* G" V& g/ d4 O3 e C7 J3 W( z/ @/ p
trick.
本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 - W) |1 ?6 x4 m0 ~5 ]
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30-400 Wiring of luminaires7 T" y; q- Z9 F( m2 r/ ~
All electrical wiring on or within a luminaire shall be) G# r E+ y' }/ U3 s* K
(a) neatly arranged without excess wiring;% }, J$ h8 B% Q7 D( M
(b) not exposed to mechanical injury; and " |. C _; S e4 M(c) arranged so that it is not subjected to temperatures above those for which it is rated.9 A. A. a( E$ t
30-402 Colour coding2 ^$ U$ c; G' ^1 C
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.7 G9 Q9 [$ f3 J& _7 c$ O
30-404 Conductor insulation7 o4 L7 j4 \- Z/ P' k9 _/ h
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. 3 O& K3 k2 N% g4 D$ ~30-408 Wiring of ceiling outlet boxes ) U6 L$ z! Z2 W# l/ p4 i1 w(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.$ D" I5 @3 g4 }3 K8 B- ]% x5 `+ d/ q
(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire.