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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 # {2 u" ]0 T: S. p8 W) n
, f5 e$ }, U' b+ ~ G# e5 Y30-400 Wiring of luminaires
2 b. A( Z+ C9 q1 Q' M2 H+ Q9 | yAll electrical wiring on or within a luminaire shall be
6 ~( Q' k, C, F2 h! U7 z(a) neatly arranged without excess wiring;
( r6 J# v$ S6 f6 {' w0 U(b) not exposed to mechanical injury; and
' O9 m% p: u3 K) T4 m+ D2 f. h3 f(c) arranged so that it is not subjected to temperatures above those for which it is rated.1 c5 `, G! L. m( T
30-402 Colour coding n3 E3 F4 K* H: R$ R2 f
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.9 t: }% B9 ?" {3 k' d9 u* y
30-404 Conductor insulation
% y/ n. `$ y* r5 a$ j8 _7 J& f/ HLuminaires 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.
- n4 h! }, a0 c( W# @ X5 S* s30-408 Wiring of ceiling outlet boxes
8 g. p: N( n/ ~. S(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.
0 G2 Q3 E3 _% F(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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