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UL20856是电子线,
! n- D4 Y6 I; F- z' V; c) S6 e参照UL758标准.$ e1 g+ }# z! s2 B' h
形状与SPT-2类似.
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& E/ X+ [( r; j9 n: V! h9 XUNDERWRITERS LABORATORIES APPLIANCE WIRING MATERIAL
7 U3 ~/ p5 R7 }% ~" k: HSubj.758 Section 2 Page 20856 Issued:1994-07-27 $ u$ S7 s: V% O
Revised:2008-05-27 % a; O" Q! f( X d! ^! ]7 ~6 p1 K. R
Style 20856 Parallel cord.
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$ t; E% v. ]5 U: V' q( ^& |Rating 60, 75, 90, 105 deg C, 300 Vac, FT2 flame. 1 i0 d' n, @1 t# d3 e: F( N6 O
Conductor 15 AWG - 14 AWG stranded, tinned or bare copper.
& @, `, C+ G4 T9 {1 YInsulation 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.
; J& {. I {% s( YAssembly Two conductors, same as type SPT-2. # p. p( m* T( C
Standard Appliance Wiring Material UL 758.
& H1 G, | Y: \# u4 ~ ^$ ~8 qMarking General.
) s N; X- F: z1 }1 VUse 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
