What are BMS and smart buildings? Go back. Although it is primarily the condition of the insulation and sheathing materials rather than the actual conductors that determine the longevity of the cables, water ingress and poor fixings can also cause corrosion and damage. The standards that cables are manufactured to do not specify a particular life expectancy. Made of 4 copper individual colour coordinated cables hence the name four core cable.
The five core SWA Cable is most commonly used in low-voltage transmissions and uses a three-phase line with one zero line for the power supply. The seven core cable prime purpose is for low-voltage connections with a max of normal 50Vdc. Each core is made from copper conductors within the steel armouring. Shop our extensive steel wired armoured cable range. You can adjust your cookie settings , otherwise we'll assume you're okay to continue. Share More sharing options Followers 0.
Answer this question Ask a question. Posted July 2, Hello I have an existing steel wired armoured cable in my garden that was previously connected to my old garage that is already dismantled.
I have a couple of questions: - Is it a legal requirement to have the SWA cable in a conduit before burying it into the ground? I appreciate your responses. Link to comment Share on other sites More sharing options Recommended Posts.
SWA is suitable for direct burial, no duct required although it can be fitted Deep enough to avoid damage. Lurch Posted July 2, Is there some legal requirement as how deep I need to bury the cable? Tony S Posted July 2, Doc Hudson Posted July 2, Doc H. Posted July 3, Posted July 3, edited. Edited July 3, by gocsan. ProDave Posted July 3, Evans Electric Posted July 3, Search titles only. Search Advanced search…. New posts. Search forums.
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You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser. Domestic SWA lifespan buried? Reaction score 5. How long does 6mm SWA last before the sheath degrades if buried direct?
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