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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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30-400 Wiring of luminaires
% h' y7 H' Z, l; A; GAll electrical wiring on or within a luminaire shall be
( R2 ]5 X* b- @6 E! c. R) s2 B(a) neatly arranged without excess wiring;
, Y5 m( j8 B, g% X9 j% j. E(b) not exposed to mechanical injury; and" e4 N, R: Z& q9 K, Z; l
(c) arranged so that it is not subjected to temperatures above those for which it is rated.+ `+ r6 Y, w( _1 ]7 z6 T
30-402 Colour coding7 F7 o. o, O1 a7 T) H
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.
4 A6 I- e/ f- b30-404 Conductor insulation' g [! P, a$ V: \. }7 }" X; ]
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.1 q! c( Z7 d3 I
30-408 Wiring of ceiling outlet boxes: K# l) p. y- P) 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.1 I/ J9 m! q/ I4 B' X/ z% v# N" Z7 D
(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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