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出美国和加拿大的话, 尼龙扎带要UL或CSA认证
( |! |2 ^/ I( X" xUL1565 Positioning Devices5 U& J$ m. b/ n' U; W
This is the common CSA and UL Standard for positioning devices. It is the first edition of CSA C22.2 No.
$ S: u0 X! m+ K' L9 N18.5, and the fourth edition of UL 1565.
& w! B! ]4 k9 b8 H% M1 Scope2 {3 d# g: b2 u2 O; _
1.1 This standard applies to those metallic and nonmetallic devices used for positioning – which may! ^( E" h* ]+ v! N% Z% o! k) b
include bundling and securing – or to a limited extent supporting cable, wire, conduit, or tubing of a wiring
9 O2 w, b# D1 @- g/ Tsystem in electrical installations, to reduce the risk of fire, electric shock, or injury to persons. This) w' \- _! x( Z1 c( t" m5 e. d4 D/ a1 n
standard applies to, but is not limited to, cable ties, cable tie mounting blocks, cable clamps, cable and/ Q# Y7 H8 }: _1 D1 m& S) n
conduit clips, and non-raceway ducts.
( ]+ i. O% w* M! U5 R& o1.2 These requirements do not apply to coated electrical sleeving, extruded insulating tubing, metallic or
; I1 p& a1 l1 o+ l% R" h9 \$ Dnonmetallic raceways or woven flexible nonmetallic tubing (fiber loom), employed as mechanical, x$ J3 U# m. A
protection for insulated wires or equipment covered by other standards or requirements.
& F7 z) m8 n5 \/ ?1.3 These requirements do not apply to any mechanical protection or electrical insulation that is provided7 Q5 x$ A- P7 v/ K5 E) o1 k
by these devices.4 ~, E8 f- z/ l! H2 V2 D V# w6 s- Y. I
1.4 In Canada, the requirements in this standard generally address class of workmanship in accordance8 Q$ I+ m) z; H$ l
with the Canadian Electrical Code Part 1, and where applicable, minor combustible components in the+ `3 R) o8 I& f$ v. T+ z
National Building Code of Canada. |
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