{"schemaVersion":1,"slug":"ga-air-circuit-breaker","name":"Air circuit breaker","kind":"object","abbreviation":"ACB","aliases":["ACB","Air circuit breaker CAD","Air circuit breaker general arrangement","Air circuit breaker panel layout"],"category":"power-distribution","drawingTypes":["GA","SLD"],"referenceFamilies":["Manufacturer"],"summary":"An air circuit breaker interrupts a low-voltage power circuit and occupies a substantial assembly compartment.","description":["An air circuit breaker interrupts a low-voltage power circuit and occupies a substantial assembly compartment.","Reserve the breaker body, terminals, operating controls and any withdrawal travel. The GA locates the physical item; the associated schematic or equipment schedule records its electrical interfaces.","The preview is independent educational geometry and is not a manufacturer outline, fabrication drawing or verified standard graphic. Obtain the applicable model drawing from the cited official source before making a dimensional layout."],"readingNotes":["Reserve the breaker body, terminals, operating controls and any withdrawal travel.","A fixed breaker envelope and a withdrawable breaker plus cradle require different installation space."],"drawingChecklist":["Confirm the exact equipment identity, drawing revision and installation orientation.","Reserve the breaker body, terminals, operating controls and any withdrawal travel.","Cross-reference the terminals, cable routes and service tasks with the equipment schedule."],"distinction":"A fixed breaker envelope and a withdrawable breaker plus cradle require different installation space.","facts":[{"label":"Record type","value":"Generic equipment / layout object"},{"label":"Drawing role","value":"Physical location and interface coordination"},{"label":"Dimensions","value":"Not specified here; use the selected manufacturer drawing"},{"label":"Artwork","value":"Original conceptual envelope; unitless and not to scale"}],"references":[{"sourceId":"pub-object-tempower","relevance":"Public manufacturer or design reference relevant to this equipment class."}],"related":["switchboard","control-cabinet"],"artwork":"edu-object-ga-air-circuit-breaker","publishedOn":"2026-10-13","updatedOn":"2026-10-13","provenance":"independent-public-research","url":"https://eloragrid.ai/objects/ga-air-circuit-breaker","illustration":{"url":"https://eloragrid.ai/library/illustrations/ga-air-circuit-breaker.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"pub-object-tempower","title":"TemPower official air-breaker outline CAD catalogue","publisher":"Terasaki Electric","url":"https://www.terasaki.co.jp/english/business/download/technical/tempower.html","type":"cad-reference","scope":"Manufacturer outline-drawing resource for TemPower AT air circuit-breaker configurations; exact breaker, poles and installation method must be selected.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"Public manufacturer or design reference relevant to this equipment class."}]}