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出美国和加拿大的话, 尼龙扎带要UL或CSA认证+ }0 _$ y. U l% `
UL1565 Positioning Devices
6 F: h: \/ c' ~( G' |! J) ]This is the common CSA and UL Standard for positioning devices. It is the first edition of CSA C22.2 No.0 e2 O$ T, q9 p( ]- z
18.5, and the fourth edition of UL 1565.2 H; ^9 N6 G% p! R
1 Scope
# l/ N. m5 L5 ~% V' x1.1 This standard applies to those metallic and nonmetallic devices used for positioning – which may
+ y8 S: F/ ~" V$ i! \ einclude bundling and securing – or to a limited extent supporting cable, wire, conduit, or tubing of a wiring" {( N5 c6 d6 J8 Z
system in electrical installations, to reduce the risk of fire, electric shock, or injury to persons. This& p: \! Q0 L- ~1 M* _
standard applies to, but is not limited to, cable ties, cable tie mounting blocks, cable clamps, cable and
0 P) g( V5 y" [- Vconduit clips, and non-raceway ducts.
4 N- a( J) \1 k& x1.2 These requirements do not apply to coated electrical sleeving, extruded insulating tubing, metallic or
- i; u- x! g' J, }* N7 jnonmetallic raceways or woven flexible nonmetallic tubing (fiber loom), employed as mechanical, S+ N% ]* w" A, Z, b6 K
protection for insulated wires or equipment covered by other standards or requirements.) u* ^1 {+ k- R! x. \1 N
1.3 These requirements do not apply to any mechanical protection or electrical insulation that is provided
! K$ s% D; M t/ E; A4 l# wby these devices. m1 T% p# d; T+ F' G# v3 W0 `
1.4 In Canada, the requirements in this standard generally address class of workmanship in accordance
* Z! i% ~ M) w; S1 y, H3 Owith the Canadian Electrical Code Part 1, and where applicable, minor combustible components in the
+ j% P% b% X# G0 jNational Building Code of Canada. |
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