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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
) E% a9 M- c6 [( x6 YAll electrical wiring on or within a luminaire shall be
6 ~7 E; e9 L9 O5 z" _ a(a) neatly arranged without excess wiring;
2 ~% k4 r* w9 j/ r( }" r: i* n* X* S(b) not exposed to mechanical injury; and
4 l, y" ]2 y1 A4 Y2 `& F4 ](c) arranged so that it is not subjected to temperatures above those for which it is rated.+ ?8 |! p' s$ T6 \ B
30-402 Colour coding% J- O l( p: `3 j+ k" K
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.- [ w" |2 i! ?* W$ V" D z _; i1 K
30-404 Conductor insulation
, q8 U8 |% Q; T4 H( V" z2 XLuminaires 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.
E$ _0 w" @* g$ g0 v) Q1 }30-408 Wiring of ceiling outlet boxes
: ]1 t H: I1 W6 @- P1 V(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.
( r* t8 ?4 D% H! f3 [: E. 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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