本帖最后由 AASTAR 于 2011-1-31 19:58 编辑 / e: e9 I. b& u5 [- O! i , r* C$ @+ H8 F( M( i1 y0 I0 pyou think you are a smart ***, you want to help, you got to do sth instead of playing ; ]& q4 P- [ w8 Ytrick.
0 N& O0 i) k% D30-400 Wiring of luminaires 7 |) F# S3 r' j: T- IAll electrical wiring on or within a luminaire shall be0 O5 v' j7 Q) l' e
(a) neatly arranged without excess wiring;; ~) @+ [ z; @' t( D5 j* ]" G. W
(b) not exposed to mechanical injury; and- D; @0 T& N0 v/ L# V
(c) arranged so that it is not subjected to temperatures above those for which it is rated. 9 L$ K1 Y$ v' O+ B1 `& K( d3 Q1 o9 W30-402 Colour coding0 q6 g. W2 a5 @. j: _2 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. , V- f( n1 z4 w) F) ^30-404 Conductor insulation ) Y0 N c2 x5 _/ z; e8 O" Y. G- [8 dLuminaires 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. , {2 U" d2 D' m; c, | \6 z/ t30-408 Wiring of ceiling outlet boxes0 o" d& B% b& q
(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. M3 m+ a+ d4 e; {( T(2) For purposes of compliance with this Rule, the ampacity of 90 °C wire shall be limited to the ampacity of 60 °C wire.