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出美国和加拿大的话, 尼龙扎带要UL或CSA认证4 c# M/ v- @# b" x7 r* D+ l1 |
UL1565 Positioning Devices$ U0 w4 }% W& P
This is the common CSA and UL Standard for positioning devices. It is the first edition of CSA C22.2 No.+ _5 @5 p5 ?4 k* A4 |
18.5, and the fourth edition of UL 1565.
0 v' a9 ^+ }3 q1 Scope
1 k f4 U' O o- B# y( `! D; j9 {9 n1.1 This standard applies to those metallic and nonmetallic devices used for positioning – which may
1 G8 W: H; R: Z# A, einclude bundling and securing – or to a limited extent supporting cable, wire, conduit, or tubing of a wiring8 q' c, D6 ?& {
system in electrical installations, to reduce the risk of fire, electric shock, or injury to persons. This
% U3 m7 n1 }/ Sstandard applies to, but is not limited to, cable ties, cable tie mounting blocks, cable clamps, cable and5 O! d; B: j j1 _ Q/ V
conduit clips, and non-raceway ducts.
$ N" `& S1 q% x( y; ^1.2 These requirements do not apply to coated electrical sleeving, extruded insulating tubing, metallic or- W/ h- g* y. r
nonmetallic raceways or woven flexible nonmetallic tubing (fiber loom), employed as mechanical( I3 _3 Q; h1 B' Q+ l
protection for insulated wires or equipment covered by other standards or requirements.8 x( j+ H5 F5 x
1.3 These requirements do not apply to any mechanical protection or electrical insulation that is provided
* @7 p' o7 r# G8 \ d) a% Hby these devices.
; }: D( M" ]9 _* x' c* X1.4 In Canada, the requirements in this standard generally address class of workmanship in accordance/ F* U2 @+ N7 C0 p$ x$ @8 \1 `
with the Canadian Electrical Code Part 1, and where applicable, minor combustible components in the n% x4 v7 U5 Y* a% \6 O& H
National Building Code of Canada. |
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