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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 ( ]5 R2 r& O& Z- e8 E' J0 a8 g
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30-400 Wiring of luminaires( L& \1 Z- _, Y9 `) R( b
All electrical wiring on or within a luminaire shall be7 p4 u, ~6 C4 Y
(a) neatly arranged without excess wiring;( b8 H6 ~3 Q5 F$ e
(b) not exposed to mechanical injury; and6 K# \6 \- u g& K* [' J' |
(c) arranged so that it is not subjected to temperatures above those for which it is rated.
3 v1 D; C0 @: E) C% u' y! l30-402 Colour coding# E1 e+ Y. x, ~/ c+ R2 y5 ^& a
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.# u# b! j# E+ v9 M$ d* L J/ d! x
30-404 Conductor insulation2 }' D. B0 ~, K: e" L9 H: x5 X
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.
/ y8 e( U5 d, `6 ^ P30-408 Wiring of ceiling outlet boxes, o: @) O, I2 q$ 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.) C, p( F! y: _* Q3 {) 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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