{"schemaVersion":1,"slug":"35-brush-operating-or-slip-ring-short-circuiting-device","name":"Brush-operating or slip-ring short-circuiting device","kind":"function","abbreviation":"35","aliases":["brush lifting device","slip ring shorting device","ANSI 35","IEEE device 35"],"category":"measurement-protection","drawingTypes":["SLD","Schematic"],"referenceFamilies":["IEEE / ANSI"],"summary":"Changes the brush or slip-ring arrangement as part of a wound-rotor machine sequence.","description":["Changes the brush or slip-ring arrangement as part of a wound-rotor machine sequence.","In a drafting package, connect this reference to the brush mechanism and slip-ring circuit. The associated drawing should trace the mechanism drive and proof-of-position contacts; the number identifies the role and does not specify the terminal arrangement, ratings or operating settings.","This designation is useful when reading machine and legacy control drawings. Retain the documented function on an existing drawing and consult the original equipment manual before assigning it to a new design."],"readingNotes":["Identify the brush mechanism and slip-ring circuit.","Trace the mechanism drive and proof-of-position contacts."],"drawingChecklist":["Label the brush mechanism and slip-ring circuit.","Cross-reference the mechanism drive and proof-of-position contacts.","Identify the device tag, manual revision and logic drawing that define this implementation."],"distinction":"This is a specialist wound-rotor machine function, not a general terminal shorting link.","facts":[{"label":"ANSI / IEEE function number","value":"35"},{"label":"Drawing context","value":"The brush mechanism and slip-ring circuit"},{"label":"Application scope","value":"Specialist or legacy machine-control use; interpret with the equipment legend."}],"references":[{"sourceId":"pub-function-sel-numbers","relevance":"Public manufacturer number/name association. Drafting explanations are independently written."},{"sourceId":"ieee-functions","relevance":"Normative device-number publication; exact edition wording and compliance require the licensed standard."}],"related":["motor","52-ac-circuit-breaker"],"artwork":"pub-function-box","publishedOn":"2026-10-13","updatedOn":"2026-10-13","provenance":"independent-public-research","url":"https://eloragrid.ai/protection-functions/35-brush-operating-or-slip-ring-short-circuiting-device","illustration":{"url":"https://eloragrid.ai/library/illustrations/35-brush-operating-or-slip-ring-short-circuiting-device.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pub-function-sel-numbers","title":"ANSI device-number and suffix reference table","publisher":"Schweitzer Engineering Laboratories","url":"https://selinc.com/pt/products/tables/ansi/","type":"manufacturer","scope":"Public Portuguese-language base-number and application-suffix table. Used to cross-check public number associations. Application-specific and historical labels need the selected drawing legend; this table is not a substitute for the licensed IEEE standard.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"Public manufacturer number/name association. Drafting explanations are independently written."},{"id":"ieee-functions","title":"IEEE C37.2-2022: power-system device function numbers","publisher":"IEEE","url":"https://ieeexplore.ieee.org/document/9984140","type":"standard","scope":"Device function numbers, acronyms and contact designations. The full publication may require access through IEEE.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"Normative device-number publication; exact edition wording and compliance require the licensed standard."}]}