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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 * @! t) }6 o/ n, L; @% ?
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30-400 Wiring of luminaires
2 ?3 {; j u. p0 r8 s! _( `All electrical wiring on or within a luminaire shall be' @ @( G) q9 ]: H) D2 H% f) b
(a) neatly arranged without excess wiring;6 p1 `$ m* l1 ^" G* E
(b) not exposed to mechanical injury; and- v; C8 K/ B/ x+ A& Z6 R
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
& X7 I; X0 k1 x9 z7 }: g& p30-402 Colour coding
( { ~ c6 y3 Y6 U% i fNotwithstanding 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.
; Q8 {9 \2 L. e" r* e0 R! ?4 O30-404 Conductor insulation$ q9 X: n2 ^# J0 @
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./ e6 q3 s0 a, a- u, b r4 f5 K
30-408 Wiring of ceiling outlet boxes
- A8 O+ N8 q4 {( ~7 R) ]/ C1 k9 m(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.( \: x1 F- i% Q, J
(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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