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出美国和加拿大的话, 尼龙扎带要UL或CSA认证+ L/ O! s \. A1 [
UL1565 Positioning Devices' V% d) f2 M$ w: q6 W* D" J
This is the common CSA and UL Standard for positioning devices. It is the first edition of CSA C22.2 No.
9 x: v. G3 F, G( k18.5, and the fourth edition of UL 1565.2 K# R* ^% Q# O u3 Q
1 Scope
+ V" E9 P9 ~3 Q% U% {/ V2 }1.1 This standard applies to those metallic and nonmetallic devices used for positioning – which may
! \4 ?0 f- t$ e/ K( z1 d# }7 rinclude bundling and securing – or to a limited extent supporting cable, wire, conduit, or tubing of a wiring
4 v% O% I6 K, W4 w) Nsystem in electrical installations, to reduce the risk of fire, electric shock, or injury to persons. This
, }9 k. Z! y# l, O" ~standard applies to, but is not limited to, cable ties, cable tie mounting blocks, cable clamps, cable and: @4 h! u; @3 f, g! i, z l
conduit clips, and non-raceway ducts.
! Z! q8 |! S7 m9 |1.2 These requirements do not apply to coated electrical sleeving, extruded insulating tubing, metallic or; a9 |1 |- d0 p/ n$ G" h
nonmetallic raceways or woven flexible nonmetallic tubing (fiber loom), employed as mechanical
' N- g9 J& _, bprotection for insulated wires or equipment covered by other standards or requirements.! ]1 r9 T% m9 ]1 \8 g, R
1.3 These requirements do not apply to any mechanical protection or electrical insulation that is provided& {; {# O2 h; n0 m
by these devices.
4 x9 D1 o& |. e6 G9 E1.4 In Canada, the requirements in this standard generally address class of workmanship in accordance. a7 L$ I) z* \* @3 D; N
with the Canadian Electrical Code Part 1, and where applicable, minor combustible components in the
/ L4 J# d: {6 P( Q4 WNational Building Code of Canada. |
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