Wiring systems and enclosures

Cable types, conduit, trunking and tray, installing cables safely, terminations and IP codes, and tools and techniques. Work through the topics in order. Each ends with a mini test.

1. Cable typesTwin and earth, singles, SWA, mineral insulated, fire-resistant and flexible cables: how they're made and where each one is used.6-question test
2. Conduit, trunking and trayPVC and steel conduit, trunking, cable tray, ladder and basket: what each one is for, and how to check cables will fit.6-question test
3. Installing cables safelySafe zones in walls and RCD protection, support so cables won't collapse in a fire, fire stopping, segregation and keeping away from heat.6-question test
4. Terminations, enclosures and IP codesMaking good terminations, SWA glands and earth tags, conductor identification, and what IP codes mean for enclosures.6-question test
5. Tools and techniquesCutting and bending PVC and steel conduit, sets and bends, working with trunking and tray, and safe site power tools.6-question test