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A copper strip is formed into the shape of a cylinder, while it is being wrapped around an aluminum core and the edges of the copper strip are welded together. The assembly is then
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is greater, to approach that of a pure copper wire. This improved conductivity over bare aluminum makes the copper-clad aluminium wire a good fit for
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require conductors to be pure copper. This has exposed the manufacturers or installers of cable with fake certification to legal liabilities.
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than the mostly unused aluminum interior. The better conductor on the outer path causes the wire's resistance at high frequencies, where the
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418:"Potential Legal Liabilities for Manufacturers and Installers of Category Communications Cables Made with Copper Clad Aluminum Conductors"
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networking cables. These cables are often less expensive than their full-copper counterparts, but the official specifications such as
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The primary applications of this conductor revolve around weight reduction requirements. These applications include high-quality
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to flow on the outer periphery of any wire; in this case, the outer copper cladding of the conductor which has
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for buildings. The copper/aluminium construction was adopted to avoid some of the problems with
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Gets much hotter than pure copper in case of severe overcurrent, such as short circuits
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Electrical connections typically more reliable than pure aluminium
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420:. Communications Cable and Connectivity Association, Inc. (CCCA)
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feedlines with high strength and conductivity requirements.
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The properties of copper-clad aluminium wire include:
361:, "Method of producing copper clad aluminum wire"
397:"APPLICATION NOTE Copper Clad Aluminum(CCA) Cables"
49:. Unsourced material may be challenged and removed.
125:Copper-clad aluminium wires of different gauges
379:"Clad Metals ...They're Moving Into Your Home"
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385:. Vol. 199, no. 6. pp. 12–14.
307:wire, such as the center conductors of many
303:The skin effect is similarly exploited in
109:Learn how and when to remove this message
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202:yet retain most of the cost advantage.
191:distribution cables; and power cables.
225:Less expensive than a pure copper wire
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47:adding citations to reliable sources
399:. Fluke Networks. 26 December 2013
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205:CCA is also seen in counterfeit
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377:Free, John R. (December 1971).
34:needs additional citations for
311:, which are commonly used for
244:Higher strength than aluminium
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268:failure than pure copper wire
58:"Copper-clad aluminium wire"
16:Type of electrical conductor
257:Easily sold as counterfeit
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130:Copper-clad aluminium wire
236:electrical conductivity
207:unshielded twisted pair
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194:CCA was also used in
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161:pulled through a die
138:electrical conductor
43:improve this article
359:country-US 3854193A
286:alternating current
264:Much more prone to
330:Graphene-clad wire
266:mechanical fatigue
261:to unaware clients
228:Lighter than pure
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32:This article
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449:Power cables
422:. Retrieved
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401:. Retrieved
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183:or portable
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41:Please help
36:verification
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294:skin effect
282:skin effect
276:Skin effect
259:copper wire
177:voice coils
134:CCAW or CCA
438:Categories
424:2021-04-07
403:2021-04-07
346:References
238:than pure
217:Properties
211:Category 6
181:headphones
155:Production
69:newspapers
454:Aluminium
240:aluminium
142:aluminium
99:June 2021
319:See also
149:cladding
284:forces
234:Higher
83:scholar
459:Copper
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230:copper
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167:Uses
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