{"schemaVersion":1,"slug":"ansi-relay-coil-with-capacitor-suppression","name":"ANSI/IEEE Relay coil with capacitor suppression form","kind":"symbol","abbreviation":"K CAP","aliases":["HCR1K37","VCR1K37","IEEE Relay with Capacitor","ANSI Relay coil with capacitor suppression"],"category":"control-circuits","drawingTypes":["Schematic"],"referenceFamilies":["IEEE / ANSI","Manufacturer"],"summary":"IEEE-library form of relay coil with capacitor suppression: a relay with a capacitor suppression element includes a documented capacitive network associated with the coil.","description":["This reference locates relay coil with capacitor suppression in Autodesk's IEEE-oriented relays with suppression family. A relay with a capacitor suppression element includes a documented capacitive network associated with the coil. Its connection and effect on switching are product-dependent. The public library uses HCR1K37 for its horizontal representation; this is a vendor block name, not an IEEE standards symbol number.","Trace the measured quantity or initiating control signal separately from the output contacts. The device tag links the sensing or operating element to the controlled circuit; settings, reset behaviour and the actual terminal arrangement belong in the selected equipment documentation.","Check the coil voltage type and suppression configuration before substituting a relay assembly. Capacitor suppression is different from the coil's operating function and from a motor run capacitor. The linked functional counterpart explains the same operating role in its own drawing context; agreement of every detailed convention mark is not asserted."],"readingNotes":["Check the coil voltage type and suppression configuration before substituting a relay assembly.","The preview is an original explanation of this function. Match the actual drawing convention to its legend and the selected equipment documentation."],"drawingChecklist":["Identify capacitor network","State coil rating","Reference approved suppression module"],"distinction":"Capacitor suppression is different from the coil's operating function and from a motor run capacitor.","facts":[{"label":"Convention evidence","value":"Autodesk IEEE Symbol Preview: Relays with Suppression; published form: Relay with Capacitor."},{"label":"Public vendor block","value":"HCR1K37. Vendor library token, not an IEEE symbol number."},{"label":"Drawing role","value":"Relay operation"},{"label":"Identifier status","value":"The short label is a functional lookup label, not an assigned IEC or IEEE symbol number. Any separately listed Autodesk code is a verified vendor block name."},{"label":"Artwork scope","value":"Original educational geometry. Exact standard graphics, product ratings and terminal pinouts are not certified."}],"references":[{"sourceId":"ansi-autodesk-538b6a25-1215-4f1b-a824-0181d01be721","relevance":"Public IEEE-oriented Relays with Suppression table explicitly lists HCR1K37 as Relay with Capacitor. This supports the vendor convention context, not reproduction of the publisher graphic."}],"related":["relay-coil-with-capacitor-suppression","relay-coil","normally-open-contact"],"artwork":"s28-ansi-relay-coil-with-capacitor-suppression","publishedOn":"2026-10-28","updatedOn":"2026-10-28","provenance":"independent-public-research","symbolVariant":{"convention":"IEEE / ANSI","form":"Relay with Capacitor","reference":"Autodesk IEEE Symbol Preview: Relays with Suppression, block HCR1K37. Matching functional counterpart linked separately. Independently drawn educational geometry; not a certified IEEE glyph or database identifier.","counterpart":"relay-coil-with-capacitor-suppression"},"plainEnglish":{"title":"What does ANSI/IEEE Relay coil with capacitor suppression form mean?","introduction":"This reference locates relay coil with capacitor suppression in Autodesk's IEEE-oriented relays with suppression family. A relay with a capacitor suppression element includes a documented capacitive network associated with the coil. Its connection and effect on switching are product-dependent. The public library uses HCR1K37 for its horizontal representation; this is a vendor block name, not an IEEE standards symbol number.","example":"Trace the measured quantity or initiating control signal separately from the output contacts. The device tag links the sensing or operating element to the controlled circuit; settings, reset behaviour and the actual terminal arrangement belong in the selected equipment documentation.","drawings":"Check the coil voltage type and suppression configuration before substituting a relay assembly. Capacitor suppression is different from the coil's operating function and from a motor run capacitor. The linked functional counterpart explains the same operating role in its own drawing context; agreement of every detailed convention mark is not asserted.","terms":[{"name":"Normally open / normally closed","meaning":"The contact state in the normal condition defined for the drawing."},{"name":"Coil","meaning":"A wound conductor that can produce a magnetic field when energised."},{"name":"Terminal","meaning":"An identified point where a conductor connects."}],"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":"Autodesk IEEE Symbol Preview — Relays with Suppression","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-538B6A25-1215-4F1B-A824-0181D01BE721.htm"}],"detail":"IEEE-library form of relay coil with capacitor suppression: a relay with a capacitor suppression element includes a documented capacitive network associated with the coil. Capacitor suppression is different from the coil's operating function and from a motor run capacitor.","profileId":"reviewed-symbol-20261028"},"url":"https://eloragrid.ai/symbols/ansi-relay-coil-with-capacitor-suppression","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/ansi-relay-coil-with-capacitor-suppression.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"ansi-autodesk-538b6a25-1215-4f1b-a824-0181d01be721","title":"Autodesk IEEE Symbol Preview — Relays with Suppression","publisher":"Autodesk","url":"https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-538B6A25-1215-4F1B-A824-0181D01BE721.htm","type":"cad-reference","scope":"Verified public IEEE-oriented vendor catalogue. Block names identify vendor symbols, not IEEE standard symbol numbers. Linked only; graphics and CAD files are not redistributed. IEEE/ANSI 315-1975 is a historical graphics reference with Inactive-Reserved status; this page does not certify current standards compliance.","checkedOn":"2026-10-14","reuse":"link-only","relevance":"Public IEEE-oriented Relays with Suppression table explicitly lists HCR1K37 as Relay with Capacitor. This supports the vendor convention context, not reproduction of the publisher graphic."}]}