安规网

标题: 求助“SJTW及以上线”这句话包含SPT-2W线吗? [打印本页]

作者: gmr24185    时间: 2012-12-12 11:05
标题: 求助“SJTW及以上线”这句话包含SPT-2W线吗?
新手请教:
' T; j  W6 g1 E5 r产品是户外灯具,标准说,如果要在户外使用,电源线要是SJTW及以上线,请这句话包含SPT-2W线吗?
5 F! l# Y- D, j9 x请问SPT-1,SPT-2,SVT和 SJT这些线有高低等级之分吗?SJTW及以上线有哪些线?
. U. t3 j5 i0 x9 X! D4 _SPT-2和SJT线使用的区别在哪?6 W" e; r3 y2 `: \; C2 O  C( j
谢谢% I6 H% Z: H6 ^' g: S

作者: 依然    时间: 2012-12-12 11:19
SJT是hard usage ,SPT是No hard usage,SJT的绝缘皮要比SPT的厚。
作者: jsspace    时间: 2012-12-12 12:00
依然 发表于 2012-12-12 11:19
$ B: C& }2 a5 s: X! k" G; hSJT是hard usage ,SPT是No hard usage,SJT的绝缘皮要比SPT的厚。

( f/ h1 ^7 C, i; U
; |3 {5 o/ t4 e1 \6 ]我想了解一下,hard usage 和 no hard usage分别是指怎样的使用场所?
作者: gmr24185    时间: 2012-12-12 13:18
依然 发表于 2012-12-12 11:19 . W1 l4 H3 l$ M2 r3 J5 C9 a( W
SJT是hard usage ,SPT是No hard usage,SJT的绝缘皮要比SPT的厚。

5 |/ j3 t8 ?& B- U" ?: n$ ^那我这里SPT-2w线能用吗?
作者: 依然    时间: 2012-12-12 17:24
参考UL62中的定义:" H8 e; a3 X2 Y7 H6 P/ S
Not-for-hard-usage cord – a cord intended for use with light equipment, classified as the lowest grade
- W: J& q' K6 X4 j' Xin mechanical serviceability.
  Z, u3 p2 F- [Hard-usage cord – a cord intended for use with moderately heavy equipment and for hand-held
5 F) h; S" ], L1 ]6 i: y: D$ c. \1 uappliances and tools, classified as the medium grade in mechanical serviceability.
' i& g6 ^1 H4 ~Extra-hard-usage cord – a cord intended for use with heavy equipment and for hand-held appliances
: L, e7 I; r- k9 F) qand tools, classified as the highest grade in mechanical serviceability.
作者: 依然    时间: 2012-12-12 17:24
gmr24185 发表于 2012-12-12 13:18   E* s/ b  z% A5 `  q
那我这里SPT-2w线能用吗?

; M0 e2 i: c: \( L4 qSPT-2W不能
作者: gmr24185    时间: 2012-12-12 17:43
依然 发表于 2012-12-12 17:24
! ]1 }% p  o0 y7 ^- E9 _8 Q- _参考UL62中的定义:7 {1 O$ Q. }* k! g6 P5 W+ E
Not-for-hard-usage cord – a cord intended for use with light equipment, classif ...

8 r2 i* I2 D( a0 @1 ]- O版主威武,谢谢赐教




欢迎光临 安规网 (http://bbs1.angui.org/) Powered by Discuz! X3.2