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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
& T+ b; Y( _* m Q6 S2 d! m/ v* C& sAll electrical wiring on or within a luminaire shall be. J4 N. l1 }& b' u
(a) neatly arranged without excess wiring;) j+ @; z( d, M; N8 T) ?6 |
(b) not exposed to mechanical injury; and% v' Q, j: t, A7 i/ a: K/ K
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
& e& l6 r9 v1 g! |30-402 Colour coding) Z5 I9 O2 t' J4 [% P# j
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.
% H2 S5 Y/ a$ u( h& p& |2 e30-404 Conductor insulation
. y( y# ~0 d, O+ r; \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.
' c3 N. h% L/ B% C; c8 i30-408 Wiring of ceiling outlet boxes* i( w+ q" h H% Y; f( k0 X& O
(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.
2 @6 V* b; B% O1 [% R0 ~" N(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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