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UL20856是电子线,
3 y& Q. [) ]/ d. o6 G) n; A1 }/ _& j参照UL758标准.
6 r; d: X2 U8 f形状与SPT-2类似.
" H7 h; z! u9 d/ j7 Z' `0 I3 V1 t7 G0 }. Y7 J8 h; t# l
UNDERWRITERS LABORATORIES APPLIANCE WIRING MATERIAL
- U. V/ K4 s+ b, k K7 ZSubj.758 Section 2 Page 20856 Issued:1994-07-27
2 x8 l# D' f" p, r i Revised:2008-05-27 # B+ e/ J' y+ r+ \
Style 20856 Parallel cord. 4 G6 n; L" R# k* D9 h5 [
/ {) t9 R% p( G5 e5 SRating 60, 75, 90, 105 deg C, 300 Vac, FT2 flame.
. d8 f" R0 U( e4 I2 DConductor 15 AWG - 14 AWG stranded, tinned or bare copper. % N+ q& X1 M7 b, S( F q2 Z
Insulation Integral with Jacket. PVC, 45 mils min average, 40 mils minimum at any point, 27 mils minimum thickness at any point after separation, 80 mils minimum distance between conductors.
, d) m, E% U: t4 N0 u5 \% l. v( ]Assembly Two conductors, same as type SPT-2. + V9 b5 ?% `* p0 a5 L
Standard Appliance Wiring Material UL 758. ' `3 k- w& [. C
Marking General.
. Y, J8 X( P7 \# M8 QUse Same as SPT-2 where the acceptability of the combination is to be determined by Underwriters Laboratories Inc. |
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发表于 2010-8-31 22:34
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发表于 2010-9-1 09:25
