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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 3 W/ h' r* X7 D, G; b
/ [8 |: D$ Q: a" H; q30-400 Wiring of luminaires
& _# t9 M$ e% F, T8 _& D% oAll electrical wiring on or within a luminaire shall be
$ [; w2 A F+ C$ k9 v1 Q(a) neatly arranged without excess wiring;
8 z1 I) x# l/ V6 |9 P, z; a(b) not exposed to mechanical injury; and9 L7 ~1 n2 W4 E% \
(c) arranged so that it is not subjected to temperatures above those for which it is rated./ J2 `5 K% o3 F( F6 m, Q. J
30-402 Colour coding
7 L- N7 v% o$ F+ A0 G; i" yNotwithstanding 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.- T6 ^' L( c9 H4 J" J& z& Y
30-404 Conductor insulation
$ z" K K$ e& a# zLuminaires 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.
& K+ K/ k& [/ w+ J P1 [30-408 Wiring of ceiling outlet boxes0 J3 K1 d% f! O1 g0 d2 z: G
(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.
; D. s1 J2 Z- j1 s(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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