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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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# ]# A% i; m! e$ U30-400 Wiring of luminaires' H# h+ G4 C: b; H n5 m2 r
All electrical wiring on or within a luminaire shall be) h* O; }$ | E- U+ J t" i2 }
(a) neatly arranged without excess wiring;
: d7 q; X* Q1 y5 a1 e- d(b) not exposed to mechanical injury; and
1 B/ a( }: D! P, ^* E4 ](c) arranged so that it is not subjected to temperatures above those for which it is rated.; R$ N- p" ?4 V0 }( \
30-402 Colour coding
1 q5 L8 x8 g# }/ \4 U' LNotwithstanding 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.) l9 a: I) Y7 _. I$ z% }: {
30-404 Conductor insulation
# b" ?" _$ c' ^0 S% YLuminaires 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.' _+ \' S- q0 E; ?
30-408 Wiring of ceiling outlet boxes
4 D6 z8 a. W! ~- i) }5 s$ L$ p(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.
6 Z1 l" @5 C* h! V% j4 A. y(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire. |
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