Use up-to-date diagrams in establishing an electrically safe work condition.
Suitable documentation, including up-to-date drawings and diagrams, shall be consulted to ensure that no electrical circuit interlock operation can result in re-energizing the circuit being worked on.” SLDs help verify electrical circuit interlocks will not result in the re-energization of the circuit being worked on. To plan your lockout/tagout procedures, you need up-to-date primary sources of information.Ī lockout procedure shall be developed on the basis of the existing electrical equipment and system and shall use suitable documentation, including up-to-date drawings and diagrams.” WHY DO I NEED A SINGLE-LINE DIAGRAM?įor everyday operations and maintenance, as well as engineering power system studies.īoth require that the diagram be kept up-to-date and available. It will also discuss the importance and needed to regularly update or update electrical installation drawing documents for the purposes of reliability, operation and electrical safety. In this article, we will briefly discuss what an electrical SLD is, types of electrical diagrams, the importance and benefits of a single line diagram. Sometimes a a single line drawing or diagram of an electrical installation is also called a one-line diagram. The definition of a single-line diagram or SLD is an electrical diagram or drawing that represents the components of an electrical installation system represented by symbols, and describes how the components are related.
#Single line diagram for house wiring how to#
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