PB NO
Normally open pushbutton
A pushbutton contact normally shown open before actuation.
Schematic
Symbols · PULL CORD
Pull-cord switch
A pull-cord switch converts a cord-operated mechanical action into an electrical contact change.
Schematic · PULL CORD
What it represents
A pull-cord switch converts a cord-operated mechanical action into an electrical contact change. The control drawing records the contact function, while the layout records the cord route and actuator placement.
How to read it
- State the normal condition and how operation is reset.
- The preview is an original explanation of this function. Match the actual drawing convention to its legend and the selected equipment documentation.
Information to show or reference
- Identify contact action
- Reference cord arrangement
- Show reset mechanism
A distinction that matters
A generic pull-cord symbol does not certify an emergency-stop function.
Sources you can follow
These public references support the explanation and provide further detail. Their graphics and downloadable files remain with their publishers.
AutoCAD Electrical: Level, flow, keyed and measurement switches
Public documentation of this equipment function or named vendor variant; the illustration is independently authored and is not the source graphic.
About this graphic
This illustration was authored independently by Elora Grid to explain the concept. It is not reproduced from a customer drawing, an official standard graphic or a manufacturer CAD file. Its correspondence to an exact IEC or IEEE symbol identifier has not been certified.
SVG and DXF downloads contain this original artwork. DXF uses unscaled drawing units; a GA envelope supplies no product dimensions, clearances or fabrication information. Original artwork is available under CC BY 4.0. Third-party references retain their own terms.
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