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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 * U* {! u5 `) l+ m5 U' b
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30-400 Wiring of luminaires
( M7 ?1 m2 W, S4 R0 {( ?* U/ [All electrical wiring on or within a luminaire shall be
* K7 T1 |3 L3 l(a) neatly arranged without excess wiring;1 X" F0 _7 A, V. S5 u, E
(b) not exposed to mechanical injury; and$ q. }& i4 ]7 n! [
(c) arranged so that it is not subjected to temperatures above those for which it is rated.7 ^" l; ]3 x; V' P7 _4 I% [
30-402 Colour coding
; |2 Q# b" ^% a9 dNotwithstanding 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.3 x7 r, |; o" d9 G% J
30-404 Conductor insulation- b; {- A1 ?/ l1 v9 ]
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.
9 t. m; n& c; F; r ]: |- r30-408 Wiring of ceiling outlet boxes
! V. o% i; t3 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.. b- X- y/ l( c1 G% Q, }' ~
(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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