本帖最后由 AASTAR 于 2011-1-31 19:58 编辑 5 h2 k& M$ h4 @$ q* m( M8 p
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you think you are a smart ***, you want to help, you got to do sth instead of playing 7 b2 q$ E& Z% U% D, K0 Y, z' [/ Ftrick.
本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 $ d) }2 o0 D& E9 ^ % r+ `$ {6 C5 Y! g7 X8 o" L30-400 Wiring of luminaires ' L; p& v: Z8 o* n: B+ K: IAll electrical wiring on or within a luminaire shall be6 U0 L" K% ]# F' K
(a) neatly arranged without excess wiring;# c! p! m% F$ e3 G0 T7 j; p% c
(b) not exposed to mechanical injury; and- z& f) u, _3 K$ i
(c) arranged so that it is not subjected to temperatures above those for which it is rated. T- [8 n. [8 ?
30-402 Colour coding: ]0 X1 }$ Z3 u! F& z) j* A
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. $ H( Q8 J% B- ]- c30-404 Conductor insulation 7 k0 \" c! x: 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. $ T$ h j; j! _30-408 Wiring of ceiling outlet boxes- p3 K+ X7 C2 H
(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. / j; K7 @4 f; @/ E5 e. E. t(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire.