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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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5 h, ]. W- `! C) b% j30-400 Wiring of luminaires
5 L) E \* P1 ~7 G; rAll electrical wiring on or within a luminaire shall be( {7 c5 g* A. @) {$ P( a
(a) neatly arranged without excess wiring;
! Q! \" i, K4 _" m1 G(b) not exposed to mechanical injury; and
+ l% b$ \8 F/ A/ B: B% [- J(c) arranged so that it is not subjected to temperatures above those for which it is rated.
' f$ i) r9 \6 ?30-402 Colour coding5 \7 O& S0 a- \4 V, d" G, U
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.
& J* l4 A6 v" U30-404 Conductor insulation
8 z$ R" T1 l4 N8 G. L. N# U3 SLuminaires 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.5 ]( U" r( y+ |8 @) I1 q
30-408 Wiring of ceiling outlet boxes
; ~2 k& \* e& N' R(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.. x# [6 W/ J3 D1 e' }
(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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