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出美国和加拿大的话, 尼龙扎带要UL或CSA认证
6 M, P) g; H( i2 ^6 N. I: |, wUL1565 Positioning Devices: k' f/ a# P; x3 s5 s
This is the common CSA and UL Standard for positioning devices. It is the first edition of CSA C22.2 No.3 v4 M( l0 e5 i# Q* o- L3 c
18.5, and the fourth edition of UL 1565.1 j+ \7 S+ R/ ?/ B n
1 Scope
( W% P: n) s+ c% Y8 {- F7 u1.1 This standard applies to those metallic and nonmetallic devices used for positioning – which may1 C% F" W6 h4 L; i7 J3 I
include bundling and securing – or to a limited extent supporting cable, wire, conduit, or tubing of a wiring
{6 }9 u/ @2 K- ksystem in electrical installations, to reduce the risk of fire, electric shock, or injury to persons. This8 g5 y L+ w5 ]9 }) Q
standard applies to, but is not limited to, cable ties, cable tie mounting blocks, cable clamps, cable and
2 n w0 G" U9 k( L2 Q) sconduit clips, and non-raceway ducts.
, x( n) ~0 g# u# d; j6 r1.2 These requirements do not apply to coated electrical sleeving, extruded insulating tubing, metallic or6 r4 V6 W. g% e c2 b/ _: O
nonmetallic raceways or woven flexible nonmetallic tubing (fiber loom), employed as mechanical, k: y* L ^0 `$ A* Q( p9 _
protection for insulated wires or equipment covered by other standards or requirements.
" f7 Q! |$ [; R/ j0 Z1.3 These requirements do not apply to any mechanical protection or electrical insulation that is provided0 ~6 J6 u; @6 a; Z4 S$ A" [
by these devices.1 B7 m( V9 E+ a* C( T" V
1.4 In Canada, the requirements in this standard generally address class of workmanship in accordance
" E' q5 [) y0 B" Z4 Jwith the Canadian Electrical Code Part 1, and where applicable, minor combustible components in the
6 M! _. a, q! d* E' RNational Building Code of Canada. |
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