 鲜花( 0)  鸡蛋( 0)
|
本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 , |4 }" d- ^8 M1 Q
! x/ F& p/ A5 M% f/ v0 I
30-400 Wiring of luminaires
& _: R' x7 A* IAll electrical wiring on or within a luminaire shall be0 l# s/ E8 ?* O) [
(a) neatly arranged without excess wiring;: a% N) q8 w" L& F0 p# a
(b) not exposed to mechanical injury; and
& F) j. [% B: p6 W( K% M(c) arranged so that it is not subjected to temperatures above those for which it is rated.
7 h8 V- D8 j: `& a; S, C% D: z30-402 Colour coding1 X3 f3 p8 c! Y/ ~
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.
+ o$ j$ f9 O" |$ U- b30-404 Conductor insulation
/ J3 J. v+ _+ S6 E) MLuminaires 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.
' L& T, B& ~ c/ u# h- |/ Q30-408 Wiring of ceiling outlet boxes
! N5 Y8 S0 P$ z( [8 f(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.
+ Y0 j9 U1 }' v; k: @4 b- 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. |
|