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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑
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( K6 Y3 I }) }! s# z+ X. x) L' ~30-400 Wiring of luminaires
* c% v4 d8 W6 w+ d/ [2 F. [All electrical wiring on or within a luminaire shall be, o& B2 H Y( |) m. M) J6 u
(a) neatly arranged without excess wiring;, H4 Y' l1 J( x
(b) not exposed to mechanical injury; and
7 y3 ]8 a; W3 n& g3 Z5 i(c) arranged so that it is not subjected to temperatures above those for which it is rated.5 x* x$ }8 }$ K
30-402 Colour coding
. C% o9 K& I, x0 s: B3 l( M! Z( jNotwithstanding 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.2 P, b: W1 r# ?
30-404 Conductor insulation* s" W2 t4 \! l/ ]1 i# I0 S5 h9 w5 h. D
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.
, ]$ e. I( t% Q9 Q! l30-408 Wiring of ceiling outlet boxes/ ^/ A# E. [3 E9 b. A/ e) l: Z9 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.- r3 }0 p% O' N8 t6 o$ q
(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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