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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 / D9 ^& {/ a- X/ h
( T" L- z8 D: o7 n2 G2 I0 U30-400 Wiring of luminaires8 g% i8 z/ [+ t9 ?
All electrical wiring on or within a luminaire shall be
: O: s. Z( @) d* e(a) neatly arranged without excess wiring;
1 [; [; S J& a: t(b) not exposed to mechanical injury; and
3 e* q; v* @* O7 r [(c) arranged so that it is not subjected to temperatures above those for which it is rated.( h# B2 R, O4 o1 k
30-402 Colour coding
, i$ g$ q o7 Q9 RNotwithstanding 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.( p+ `7 }& q4 u! a8 s* R7 q; d7 z& ^
30-404 Conductor insulation
; q% D+ z3 R: ULuminaires 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.% h6 k9 y- N) Y/ L2 z) R
30-408 Wiring of ceiling outlet boxes
' f% W; D3 Y" t* 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.
, F7 X- j# Z7 f$ g, Z* X) b/ Z! V(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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