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exported equivalent COPI_0000106
Circuit Breaker
IRI: https://www.inf.ufrgs.br/ontologies/copi/COPI_0000106
Generated onGerado em 2026-04-13
Natural Language DefinitionDefinição em Linguagem Natural
EN
A circuit breaker is a material artifact that bears an electrical current interruption function and regularly participates in processes that safely interrupt electrical current.
PT-BR
Um disjuntor é um dispositivo de chaveamento elétrico que possui uma função de interrupção de corrente elétrica e participa regularmente em processos que interrompem com segurança a corrente elétrica.
Formal AxiomsAxiomas Formais
Semi-formal (Aristotelian)Semi-formal (Aristotélico)
Every circuit breaker is an electrical switching device that has the function to interrupt electrical current and participates in regular current interruption processes.
First-Order Logic TheoryTeoria em Lógica de Primeira Ordem
[Definition]∀x (CircuitBreaker(x) ↔ MaterialArtifact(x) ∧ ∃f (ElectricalCurrentInterruptionFunction(f) ∧ bearerOf(x,f)) ∧ ∃bearerOf.ElectricalCurrentInterruptionFunction ⊓ ∃participatesIn.RegularInterruptionProcess) — Steps 1–3: genus + identity-giving function [Function axiom: ElectricalCurrentInterruptionFunction]∀f (ElectricalCurrentInterruptionFunction(f) → ∀p (realizedIn(f,p) → ElectricalCurrentInterruptionProcess(p)) ∧ ∃p (ElectricalCurrentInterruptionProcess(p) ∧ realizedIn(f,p))) — Step 1: ∀ preserves type-type identity; ∃ rules out vacuous functions never realised [Process participation signature]∀x ∀f ((CircuitBreaker(x) ∧ ElectricalCurrentInterruptionFunction(f) ∧ bearerOf(x,f)) → processType(f,FlowIsolation)) — Step 5: typed participants in the realising process
OWL 2 / Turtle
@prefix copi: <https://www.inf.ufrgs.br/ontologies/copi/> . @prefix : <https://www.inf.ufrgs.br/ontologies/copi/> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix xsd: <http://www.w3.org/2001/XMLSchema#> . @prefix bfo: <http://purl.obolibrary.org/obo/> . @prefix iof-core: <https://spec.industrialontologies.org/ontology/construct/> . @prefix iof-av: <https://spec.industrialontologies.org/ontology/annotation/> . @prefix skos: <http://www.w3.org/2004/02/skos/core#> . @prefix qudt: <http://qudt.org/schema/qudt/> . @prefix dcterms: <http://purl.org/dc/terms/> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . @prefix apv: <http://inf.ufrgs.br/ontologies/apv#> . ### COPI — Core Ontology for Petroleum Installations ### Class module: CircuitBreaker <https://www.inf.ufrgs.br/ontologies/copi> rdf:type owl:Ontology ; dcterms:title "Core Ontology for Petroleum Installations (COPI)"@en ; dcterms:title "Ontologia Core para Instalações de Petróleo (COPI)"@pt-br ; dcterms:description "BFO/IOF-Core conformant ontology of equipment classes for petroleum production plants, developed using the five-step RDL enrichment method."@en ; skos:scopeNote "Material artifacts (bfo:material_entity) that (i) are part of a petroleum production plant, and (ii) bear at least one function whose realization involves the transport (e.g. production and injection), processing (separation and other processes), control, monitoring, measurement, containment or offloading of material or energy."@en ; skos:scopeNote "Artefatos materiais (bfo:material_entity) que (i) fazem parte de uma planta de produção de petróleo, e (ii) possuem ao menos uma função cuja realização envolve o transporte (p. ex. produção e injeção), processamento (separação e outros processos), controle, monitoramento, medição, contenção ou escoamento de material ou energia."@pt-br ; skos:scopeNote "COPI provides high-level equipment categories defined by function to demonstrate the defined-class mechanism. Equipment subtypes are annotated with references to CFIHOS and PCA RDL terms. COPI is not a reference data library; organizations should use CFIHOS, PCA RDL, or ISO 14224 for comprehensive equipment classification."@en ; skos:scopeNote "COPI fornece categorias de alto nível de equipamentos definidas por função para demonstrar o mecanismo de classe definida. Os subtipos de equipamentos são anotados com referências aos termos do CFIHOS e do PCA RDL. COPI não é uma biblioteca de dados de referência; organizações devem utilizar o CFIHOS, o PCA RDL ou a ISO 14224 para classificação abrangente de equipamentos."@pt-br ; owl:versionInfo "1.1.0-104-g4d16eff" ; owl:imports <https://spec.industrialontologies.org/ontology/core/Core/> ; owl:imports <http://purl.obolibrary.org/obo/bfo/2020/bfo.owl> ; dcterms:creator "Nicolau Oyhenard dos Santos"@en ; dcterms:contributor "Cauã Antunes" ; dcterms:contributor "Haroldo Rojas" ; dcterms:contributor "Rafael Petry" ; dcterms:contributor "Régis Romeu" ; dcterms:contributor "Mara Abel" ; dcterms:isPartOf <https://inf.ufrgs.br/projetos/OntoKG> ; dcterms:publisher "Universidade Federal do Rio Grande do Sul (UFRGS)"@en ; dcterms:license <https://creativecommons.org/licenses/by/4.0/> ; dcterms:created "2026-04-08"^^xsd:date ; dcterms:modified "2026-07-13"^^xsd:date ; apv:GlobalMinLanguageCoverage "en pt-br" ; apv:ClassURIFormationRule "https://www[.]inf[.]ufrgs[.]br/ontologies/copi/(COPI_[0-9]{7}|[A-Z][A-Za-z0-9]*)" ; apv:ClassMinAnnotationCoverage "rdfs:label https://spec.industrialontologies.org/ontology/annotation/naturalLanguageDefinition" . iof-av:naturalLanguageDefinition rdf:type owl:AnnotationProperty ; apv:MinAnnotationLength 20 . ### Identity-giving function :ElectricalCurrentInterruptionFunction rdf:type owl:Class ; rdfs:subClassOf iof-core:DesignedFunction ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:allValuesFrom :ElectricalCurrentInterruptionProcess ] ; rdfs:subClassOf [ rdf:type owl:Restriction ; owl:onProperty bfo:BFO_0000054 ; # realizedIn owl:someValuesFrom :ElectricalCurrentInterruptionProcess ] ; rdfs:label "electrical current interruption function"@en ; rdfs:label "função de interrupção de corrente elétrica"@pt-br . ### Process type :ElectricalCurrentInterruptionProcess rdf:type owl:Class ; rdfs:subClassOf iof-core:PlannedProcess ; rdfs:label "electrical current interruption process"@en ; rdfs:label "processo de interrupção de corrente elétrica"@pt-br . ### Equipment universal: CircuitBreaker :CircuitBreaker rdf:type owl:Class ; owl:equivalentClass [ rdf:type owl:Class ; owl:intersectionOf ( iof-core:MaterialArtifact [ rdf:type owl:Restriction ; owl:onProperty iof-core:hasFunction ; # Object branch (MaterialArtifact/Assembly/Object/FiatObjectPart) owl:someValuesFrom :ElectricalCurrentInterruptionFunction ] ) ] ; rdfs:label "circuit breaker"@en ; rdfs:label "disjuntor"@pt-br ; iof-av:naturalLanguageDefinition "A circuit breaker is a material artifact that bears an electrical current interruption function and regularly participates in processes that safely interrupt electrical current."@en ; skos:definition "A circuit breaker is a material artifact that bears an electrical current interruption function and regularly participates in processes that safely interrupt electrical current."@en ; iof-av:naturalLanguageDefinition "Um disjuntor é um dispositivo de chaveamento elétrico que possui uma função de interrupção de corrente elétrica e participa regularmente em processos que interrompem com segurança a corrente elétrica."@pt-br ; # Disjointness: CircuitBreaker and Fuse [] rdf:type owl:AllDisjointClasses ; owl:members ( :CircuitBreaker :Fuse ) .
Axiomatization Decision LogRegistro de Decisões
1 Identity-Giving FunctionFunção Identitária
Function class
ElectricalCurrentInterruptionFunction ⊑ DesignedFunction
Realized in
ElectricalCurrentInterruptionProcess ⊑ PlannedProcess
The identity-giving function is the designed capability to interrupt electrical current at regular intervals. This distinguishes circuit breakers from other electrical switching devices that may only make/break circuits under normal load conditions but cannot interrupt fault currents safely.
2 Genus DeterminationDeterminação do Gênero
MaterialArtifactbfo:Object (BFO_0000030)
Circuit breakers are a subtype of electrical switching devices, as evidenced by ISO 15926 classification. This is more specific than the broader 'ElectricalApparatus' parent. ElectricalSwitchingDevice represents causally unified artifacts designed for electrical circuit control, making them MaterialArtifacts. This genus is not yet enriched in our ontology but represents the appropriate taxonomic level.
3 Differentia SpecificaDiferença Específica
∃bearerOf.ElectricalCurrentInterruptionFunction ⊓ ∃participatesIn.RegularInterruptionProcess

Circuit breakers are distinguished from other electrical switching devices by their capability to safely interrupt electrical current at regular intervals, including under fault conditions.

The key differentia is the specific function to interrupt current safely and the capability to do so at regular intervals. This encompasses both protective interruption (fault conditions) and operational interruption (normal switching), which distinguishes circuit breakers from simpler switching devices.
4 Necessary PartsPartes Necessárias

No necessary parts recorded.

These parts are fundamental to any circuit breaker regardless of subtype. The arc extinction mechanism is what enables safe current interruption (versus simple switches), and the trip mechanism enables the regular/automatic interruption capability that defines circuit breakers.
Process Participation SignatureAssinatura de Participação em Processo
InputsEntradas
—
OutputsSaídas
—
TransformationTransformação
electrical current interruption and control through contact separation
Circuit breakers control the flow of electrical current by making and breaking the electrical path. The key characteristic is the ability to safely interrupt current even under fault conditions, unlike simple switches.
Disjoint WithDisjunto com
Fuse
MetadataMetadados
COPI IDCOPI IDCOPI_0000106
IRIIRIhttps://www.inf.ufrgs.br/ontologies/copi/COPI_0000106
StatusStatusexported
Axiom modeModoequivalent
CreatedCriado2026-04-13
UpdatedAtualizado2026-07-12
LLM modelModelo LLMclaude-sonnet-4-20250514
VersionVersão2026-07-13
Quick factsDados rápidos
GenusGêneroMaterialArtifact
Root classClasse raizMaterialArtifact
Axiom modeModoequivalent
FunctionFunçãoElectricalCurrentInterruptionFunction
ProcessProcessoElectricalCurrentInterruptionProcess
PartsPartes0
Source DefinitionsDefinições nas Fontes 3 sources
ISO 15926-4 CIRCUIT BREAKER
Definition text withheld (copyrighted standard) — follow the source link above.Texto da definição omitido (norma protegida por direitos autorais) — acesse o link da fonte acima.
CFIHOS circuit-breaker
Definition text withheld (copyrighted standard) — follow the source link above.Texto da definição omitido (norma protegida por direitos autorais) — acesse o link da fonte acima.
POSC Caesar Circuit-Breaker
Definition text withheld (copyrighted standard) — follow the source link above.Texto da definição omitido (norma protegida por direitos autorais) — acesse o link da fonte acima.