 鲜花( 0)  鸡蛋( 0)
|
本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 7 C& d, c1 I, Q. N z4 O0 _
" Y; Y. A9 A: Z
30-400 Wiring of luminaires4 Y6 c7 i7 [0 A! n c9 C
All electrical wiring on or within a luminaire shall be
6 M+ g7 k0 h! ~& i( |(a) neatly arranged without excess wiring;: J/ x- b! |8 D( J: V1 [3 R4 \
(b) not exposed to mechanical injury; and
% ]3 c% }/ }& C# q0 ](c) arranged so that it is not subjected to temperatures above those for which it is rated.: R* T9 C% `: r& z: l9 S. j
30-402 Colour coding
% N8 R- ]5 h4 J9 c$ L& ^! z4 [( rNotwithstanding 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.
+ v9 x6 e% `" I% U+ U; i: C: X0 [30-404 Conductor insulation+ P/ o2 H; E& F$ d& w
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.
& O" |9 p; G% t30-408 Wiring of ceiling outlet boxes
& w: |" W( T& Q: v2 s(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.) s e& p6 k) ?
(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire. |
|