Electrical Drawings and Wiring Systems - vetres

Section 1 – Standards, regulations & testing forsupplySection PurposeIn this section you will learn about legislative requirements for electrical safety and associatedstandards.Section Topics••••••Technical drawing standards, conventions and specificationsAbbreviations and symbolsTypes of drawing representationsOrthogonal projectionThird angle – detail and assembly drawingsPictorial viewsLearning ObjectivesAt the end of this section you should be able to:a)b)c)d)e)f)g)State the scope of work covered by licensing in the Electrotechnology industryState the legislative requirements for ensuring electrical or electronic equipment is safeDescribe the purpose of technical standards and their developmentDescribe the role of standards Australia/New Zealand, International Organisation forStandardisation (ISO) and the International Electrotechnical Commission (IEC)Explain the arrangement and use of technical standards in relation to electrical andelectronic workDescribe a typical electrical installation including consumers mains, main switchboards,sub-mains, distribution boards and final sub-circuitsSAMPLEUse basic testing equipment to test electrical supplies.References for this sectionYou will find the technical information to undertake this section in the following references.Hampson, Jeffery (2007), Electrotechnology Practice, Pearson Education Australia, Sections 3& 4Australia/New Zealand Standard, Wiring Rules AS/NZS 3000, Standards Australia2007.LSEGG380A/1 Electrical Drawings and Wiring SystemsFirst Edition - July 2008© MEC&T Curriculum Centre, TAFE NSW5