London, United Kingdom
Standard Electrical Circuit Symbols
Photograph - Photograph
Standard electrical circuit symbols. Diagram of twelve of the standard symbols used to represent electrical equipment in electrical circuit diagrams. These symbols have varied over time and from country to country. Various national and international standards have been devised to ensure consistent use of standard symbols that can be recognised worldwide. These symbols conform to British Standard 3939 (BS 3939).
May 5th, 2013
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