Single Line Diagram for MCB
This electrical single-line diagram presents a vertical feeder from “FROM NEW MDB.F3” through an MCB to multiple marked M/C connection points and spare terminals. Visible annotations include cable descriptions, MCB ratings, numbered connection points, and grounding symbols.
What the Drawing Includes
- Vertical single-line feeder diagram from “FROM NEW MDB.F3”
- MCB labeled 3P with visible annotations “125AT”, “18KA”, and “225AF”
- Cable annotation “CV 3x70 Sq.mm./10G THW”
- Cable annotation “CV 4x2.5 Sq.mm. IN IMC Ø3/4””
- M/C connection points labeled 1, 2, 3, 4, 11, and 12
- SPARE terminals shown at connection points 13 and 14
- Vertical dashed drops with grounding symbols
- Yellow electrical linework and red callout lines on a dark background
Who Can Use It
- Electrical designers reviewing a single-line diagram layout
- CAD users working with electrical drawing references
- Contractors and technicians using the diagram as a visual coordination reference
- Students learning to read basic MCB and feeder diagrams
How to Use This CAD File
- Open the DWG file in compatible CAD software.
- Review the feeder path, MCB label, connection numbering, and spare terminals.
- Compare the visible cable annotations with the requirements of the related electrical project.
- Modify the drawing only after confirming project-specific design information and requirements.
Download Information
Download the DWG file named EE-SINGLE-LINE-MCB.dwg. The supplied metadata identifies the format as DWG and the file size as 148,063 bytes. The original CAD file has not been inspected, so this description is based on the preview image and supplied metadata.