{"schemaVersion":1,"slug":"iec-ceiling-pull-cord-switch","name":"Ceiling pull-cord switch plan mark","kind":"symbol","abbreviation":"SPC","aliases":["ceiling pull switch","pull-cord light switch","bathroom pull switch"],"category":"installation-communications","drawingTypes":["GA"],"referenceFamilies":["IEC"],"summary":"Plan mark for a ceiling-mounted switch operated by a hanging cord, common in bathrooms and accessible toilets.","description":["A ceiling pull-cord switch is a one-way or two-pole switch fixed to the ceiling and operated by a cord. The plan mark adds a short line with a small arrow or cord end to the switch symbol, telling the reader that the device sits at ceiling level and is operated from below.","These switches are used in bathrooms where a wall switch would be in a restricted zone, and in accessible toilets where the cord forms part of an assistance call system. The plan should distinguish a light-switching pull cord from an emergency assistance pull cord, which is a different device.","The plan mark does not give the cord length or ceiling fixing detail. Those come from the specification and accessibility requirements."],"readingNotes":["Check whether the cord switches lights, a fan or an assistance call.","Note that this is a building plan mark; schematic pull-cord switches in machine controls are a different device."],"drawingChecklist":["State switch rating and pole count.","Distinguish from assistance-call pull cords.","Give cord length or end height."],"distinction":"The schematic pull-cord switch in control circuits is a machine emergency device; this plan mark is a building lighting accessory.","facts":[{"label":"Mounting","value":"Ceiling, operated by cord from below"},{"label":"Typical rooms","value":"Bathrooms and toilets"},{"label":"Exact standard graphic","value":"Not reproduced here; confirm the form against IEC 60617 and the project legend"}],"references":[{"sourceId":"iec-diagrams","relevance":"IEC graphical symbol context; independently drawn here."},{"sourceId":"iec-public-operating","relevance":"Public IEC-oriented family showing operating-device qualifiers such as pull operation."}],"related":["pull-cord-switch","iec-one-way-light-switch"],"artwork":"s28-iec-ceiling-pull-cord-switch","publishedOn":"2026-10-28","updatedOn":"2026-10-28","provenance":"independent-public-research","symbolVariant":{"convention":"IEC","form":"Pull-cord switch, building installation","reference":"IEC 60617 installation-plan style (architectural and topographical installation symbols); independently drawn, not certified IEC geometry or a database identifier."},"plainEnglish":{"title":"What does Ceiling pull-cord switch plan mark mean?","introduction":"A ceiling pull-cord switch is a one-way or two-pole switch fixed to the ceiling and operated by a cord. The plan mark adds a short line with a small arrow or cord end to the switch symbol, telling the reader that the device sits at ceiling level and is operated from below.","example":"These switches are used in bathrooms where a wall switch would be in a restricted zone, and in accessible toilets where the cord forms part of an assistance call system. The plan should distinguish a light-switching pull cord from an emergency assistance pull cord, which is a different device.","drawings":"The plan mark does not give the cord length or ceiling fixing detail. Those come from the specification and accessibility requirements.","terms":[{"name":"Rating","meaning":"A value stating the conditions for which equipment is specified."},{"name":"Schematic","meaning":"A drawing showing function and connections rather than physical appearance."}],"diagram":"flow","steps":["Identify the device and form","Read the connections and state","Check the equipment reference"],"caption":"A guide to reading this reference. The original symbol illustration and its drawing notes appear below; these boxes are not a wiring diagram.","sources":[{"label":"IEC graphical symbols for diagrams","url":"https://tc3.iec.ch/tc-activity/graphical-symbols-for-diagrams/"},{"label":"Autodesk IEC-60617 preview: Operating-device and function qualifiers","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-3598E18D-9F8A-48CE-83D0-4CEBA0AE869C.htm"}],"detail":"Plan mark for a ceiling-mounted switch operated by a hanging cord, common in bathrooms and accessible toilets. The schematic pull-cord switch in control circuits is a machine emergency device; this plan mark is a building lighting accessory.","profileId":"reviewed-symbol-20261028"},"url":"https://eloragrid.ai/symbols/iec-ceiling-pull-cord-switch","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/iec-ceiling-pull-cord-switch.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"iec-diagrams","title":"IEC graphical symbols for diagrams","publisher":"IEC","url":"https://tc3.iec.ch/tc-activity/graphical-symbols-for-diagrams/","type":"standard","scope":"IEC 60617 and related symbol-design publications. Full database access requires a subscription.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"IEC graphical symbol context; independently drawn here."},{"id":"iec-public-operating","title":"Autodesk IEC-60617 preview: Operating-device and function qualifiers","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-3598E18D-9F8A-48CE-83D0-4CEBA0AE869C.htm","type":"cad-reference","scope":"Public publisher IEC-context family names and vendor block references. No vendor images or CAD library files are reproduced, and vendor tokens are not presented as verified IEC database identifiers.","checkedOn":"2026-10-14","reuse":"link-only","relevance":"Public IEC-oriented family showing operating-device qualifiers such as pull operation."}]}