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本帖最后由 AASTAR 于 2011-1-31 19:56 编辑 6 r- \. _8 E' p
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30-400 Wiring of luminaires
+ U3 r8 w. u, u2 Y) s$ o3 hAll electrical wiring on or within a luminaire shall be4 N- o% H- l; @
(a) neatly arranged without excess wiring;
. \ P5 Q" x8 T(b) not exposed to mechanical injury; and+ M# {: M6 n: P ~* i6 F# j) e
(c) arranged so that it is not subjected to temperatures above those for which it is rated.. f! m( n3 d4 j7 @) g7 A' B: d
30-402 Colour coding, P9 L; ^6 R, `3 h2 r9 M
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./ B( A4 y; M ?
30-404 Conductor insulation8 @ |2 `( { h0 h" W1 e! N/ `
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.
# ]; j$ |3 x) r2 n$ s4 @30-408 Wiring of ceiling outlet boxes
1 o1 r# J g7 F% |3 U/ `8 \, ^* T(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.0 F6 V, J$ o% R b
(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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