本帖最后由 AASTAR 于 2011-1-31 19:58 编辑 j3 @3 ?$ V+ h7 N( z" H4 Z; Y* Y6 h5 M: t, I3 B7 p" ?# B& J5 x
you think you are a smart ***, you want to help, you got to do sth instead of playing) n5 e3 P" j9 @% P' t5 S
trick.
本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 + `* Y3 T: P. W; s# ]; y& X5 T 0 d. d$ A3 G& T) m! u+ N# ]6 H; Y9 A30-400 Wiring of luminaires $ u" W0 j6 r4 k. mAll electrical wiring on or within a luminaire shall be' `# d. M2 k+ o3 W
(a) neatly arranged without excess wiring;) R' |* E7 }: @4 ?1 f7 n* J+ z
(b) not exposed to mechanical injury; and2 N" g9 O8 [3 U
(c) arranged so that it is not subjected to temperatures above those for which it is rated. 7 L8 q: t& q% _- z30-402 Colour coding 0 i6 q( }) Q" D# h" `4 tNotwithstanding 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.8 l, m" y' {& A/ h/ d8 H6 Q
30-404 Conductor insulation , R2 B% W( P: X7 HLuminaires 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.! _( J# V9 ?" H; P' p& I
30-408 Wiring of ceiling outlet boxes' `( [6 o; _% B& M
(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.# P0 m1 r3 z8 f4 q5 }' L) R" g, H
(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire.