{"schemaVersion":1,"slug":"iec-solenoid-valve-no-auxiliary-contact","name":"Solenoid-valve NO auxiliary contact","kind":"symbol","abbreviation":"HSV21","aliases":["Solenoid-valve NO auxiliary contact symbol","HSV21","Solenoid-valve NO auxiliary contact IEC reference"],"category":"control-circuits","drawingTypes":["Schematic"],"referenceFamilies":["IEC","Manufacturer"],"summary":"This form identifies a normally-open auxiliary contact associated with a solenoid valve.","description":["This form identifies a normally-open auxiliary contact associated with a solenoid valve.","Cross-reference the actuator or valve tag and state which position the contact reports.","An auxiliary contact is not the power terminal of the solenoid coil."],"readingNotes":["Cross-reference the actuator or valve tag and state which position the contact reports.","An auxiliary contact is not the power terminal of the solenoid coil."],"drawingChecklist":["Identify the associated device, circuit or diagram boundary.","Cross-reference the actuator or valve tag and state which position the contact reports.","Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form."],"distinction":"An auxiliary contact is not the power terminal of the solenoid coil.","facts":[{"label":"Reference scope","value":"Specific public IEC-context family form"},{"label":"Publisher reference token","value":"HSV21 (Autodesk token; not a verified IEC database ID)"},{"label":"Information added","value":"Cross-reference the actuator or valve tag and state which position the contact reports."},{"label":"Preview","value":"Independent educational concept; consult the publisher and applicable standard for the exact graphic"}],"references":[{"sourceId":"iec-public-solenoids","relevance":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}],"related":["relay-coil","normally-open-contact"],"artwork":"edu-iec-solenoid-valve-no-auxiliary-contact","publishedOn":"2026-10-14","updatedOn":"2026-10-14","provenance":"independent-public-research","symbolVariant":{"convention":"IEC","form":"Solenoid-valve NO auxiliary contact","reference":"Autodesk IEC-60617 Symbol Preview — Solenoid actuator and feedback forms; vendor family reference, not certified IEC geometry or database identifier."},"url":"https://eloragrid.ai/symbols/iec-solenoid-valve-no-auxiliary-contact","illustration":{"url":"https://eloragrid.ai/library/illustrations/iec-solenoid-valve-no-auxiliary-contact.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"iec-public-solenoids","title":"Autodesk IEC-60617 preview: Solenoid actuator and feedback forms","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-A9C3F634-CBD4-4426-8431-1F2AC1B31F7E.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":"Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content."}]}