|
1.大小铜脚表示极性。小铜脚接正极,大铜脚接负极,防止插错。
( W; V3 ~" Q! {1 Y* F% T& s- s) Z2.期待做灯具的朋友帮忙解答。6 o1 N ~& O$ O1 C
3.可以看下:http://www.angui.org/bbs/read.php?tid-6411.html5 }# O9 J b, ^% o! x, v+ J( Z/ N
S = Stranded (or Service Wire)
' i3 m [( @ |1 S6 H) aJ = Junior Service (300 Volt). If no "J" is in the wire type, then it is a hard service (600 Volt).
& w4 y0 M# V. T# Q! LT = Thermoplastic. If no "T" is in the wire type, then it has a rubber jacket.; |- q, @; W' J- L6 O" q" e
O = Oil-Resistant Compound
" _& n, `+ {4 }- A7 v1 ?W = Weather-Resistant Compound2 c4 U1 {8 }0 ~. B$ r; q# n
4 E n% A5 D9 sExamples:5 U. I. C' K: y7 e% c7 a
SV = Stranded Vacuum Rubber Jacketed (NO "T"), Z+ r8 A# m! j9 M s
SJT = Stranded Junior Thermoplastic: w8 F& X9 J! D
SJTOW = Stranded Junior Thermoplastic, Oil and Weather resistant for UL and CSA. |
|