one-line diagram


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one-line diagram

A representation of an electrical system by means of single lines and graphic symbols showing the major components of the system.
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Once identified, these loads should be clearly marked on the one-line diagrams as being "emergency loads.
Power distribution one-line diagram to the device level necessary for arc flash labeling.
4 Contractor and/or Engineer will provide an engineering analysis of the data and One-Line diagrams.