本帖最后由 AASTAR 于 2011-1-31 19:58 编辑 7 Z; \! E3 }" y8 T( ]) L- X( g: P
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you think you are a smart ***, you want to help, you got to do sth instead of playing: S2 X; s/ R& a1 g0 e I! g
trick.
本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 5 y( I# g2 t# q0 n
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30-400 Wiring of luminaires % B7 c/ R1 z( a- v) S5 y' VAll electrical wiring on or within a luminaire shall be5 W8 h3 s# T# f( ?0 X
(a) neatly arranged without excess wiring;4 ?; ]3 i; B6 V# c5 l8 W
(b) not exposed to mechanical injury; and' o I+ N3 J' U
(c) arranged so that it is not subjected to temperatures above those for which it is rated. ; v9 n2 \' L# _+ V% b/ H30-402 Colour coding( y. ^* z6 v0 w% ~& w! v
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 ~! w+ X3 m ?1 y$ R30-404 Conductor insulation 8 m8 J! E, w) ?! Y& G$ E6 u6 ZLuminaires 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.' O' I* a% d( y
30-408 Wiring of ceiling outlet boxes " A9 u. C1 E- M" N(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.' s, S0 n5 ` N4 s( V
(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire.