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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 7 ~9 G/ g1 V! q* R. o# ]- V8 _
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30-400 Wiring of luminaires p/ N- w) a& A2 R" y. d
All electrical wiring on or within a luminaire shall be$ \( @9 f; s( F# ?# x
(a) neatly arranged without excess wiring;
6 x h+ k9 f$ s5 L2 j(b) not exposed to mechanical injury; and
+ S7 X* e1 M% m8 q( a7 V" z: T(c) arranged so that it is not subjected to temperatures above those for which it is rated.
2 v1 H q2 G' }30-402 Colour coding( o3 m4 O: b! d4 r( Z8 r6 j8 D
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.
8 W! N7 D8 y( L& V4 e5 P30-404 Conductor insulation
K! b. Y& m; c# x, eLuminaires 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.
, N% I: k/ V* t: T5 u5 x30-408 Wiring of ceiling outlet boxes8 t, c$ G4 r" K+ {
(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.% V: Y+ @$ Q7 J) l @% ]9 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. |
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