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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 4 L8 }1 O6 m! ~; m
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30-400 Wiring of luminaires
( y/ ^$ G# |) p1 l: }; l) AAll electrical wiring on or within a luminaire shall be# T+ }6 W( N4 s7 C W& R
(a) neatly arranged without excess wiring;
: C/ b4 I7 j: c- H9 s(b) not exposed to mechanical injury; and, n, s5 l: y" |) `; U+ h
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
* ?7 H3 R0 ^2 A: C- T$ l( R30-402 Colour coding
+ I |. M A% N) zNotwithstanding 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.
* i# t% L# Y' u) s# c: e30-404 Conductor insulation. r. A5 b4 y9 f; z( Q% Q, |# P
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.
0 S' J" J2 _* m$ K7 Q( Q8 t8 V30-408 Wiring of ceiling outlet boxes
; G* Y6 m5 `2 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.
' B& E" q! F( Q3 i; z(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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