Breaker

A mechanical switching device capable of making, carrying, and breaking currents under normal circuit conditions and also making, carrying for a specified time, and breaking currents under specified abnormal circuit conditions e.g. those of short circuit.

URI: cim:Breaker
Type: Class

 classDiagram
    class Breaker
    click Breaker href "../Breaker"
      ProtectedSwitch <|-- Breaker
        click ProtectedSwitch href "../ProtectedSwitch"


      Breaker <|-- DisconnectingCircuitBreaker
        click DisconnectingCircuitBreaker href "../DisconnectingCircuitBreaker"


      Breaker : Equipment.aggregate

      Breaker : ConductingEquipment.BaseVoltage

          Breaker --> BaseVoltage : ConductingEquipment.BaseVoltage
          click BaseVoltage href "../BaseVoltage"

      Breaker : IdentifiedObject.description

      Breaker : Equipment.EquipmentContainer

          Breaker --> EquipmentContainer : Equipment.EquipmentContainer
          click EquipmentContainer href "../EquipmentContainer"

      Breaker : IdentifiedObject.mRID

      Breaker : IdentifiedObject.name

      Breaker : Equipment.normallyInService

      Breaker : Switch.normalOpen

      Breaker : Switch.ratedCurrent

      Breaker : Switch.retained

Inheritance

• IdentifiedObject
  • PowerSystemResource
    • Equipment
      • ConductingEquipment
        • Switch
          • ProtectedSwitch
            • Breaker
              • DisconnectingCircuitBreaker

Attributes

Name	URI	Cardinality and Range	Description	Inheritance
normalOpen	cim:Switch.normalOpen	1 boolean	The attribute is used in cases when no Measurement for the status value is pr...	Switch
ratedCurrent	cim:Switch.ratedCurrent	0..1 CurrentFlow	The maximum continuous current carrying capacity in amps governed by the devi...	Switch
retained	cim:Switch.retained	1 boolean	Branch is retained in the topological solution	Switch
BaseVoltage	cim:ConductingEquipment.BaseVoltage	0..1 BaseVoltage	Base voltage of this conducting equipment	ConductingEquipment
aggregate	cim:Equipment.aggregate	0..1 boolean	The aggregate flag provides an alternative way of representing an aggregated ...	Equipment
normallyInService	cim:Equipment.normallyInService	0..1 boolean	Specifies the availability of the equipment under normal operating conditions	Equipment
EquipmentContainer	cim:Equipment.EquipmentContainer	0..1 EquipmentContainer	Container of this equipment	Equipment
mRID	cim:IdentifiedObject.mRID	1 string	Master resource identifier issued by a model authority	IdentifiedObject
description	cim:IdentifiedObject.description	0..1 string	The description is a free human readable text describing or naming the object	IdentifiedObject
name	cim:IdentifiedObject.name	1 string	The name is any free human readable and possibly non unique text naming the o...	IdentifiedObject

Identifier and Mapping Information

Schema Source

• from schema: http://iec.ch/TC57/2020/CPSM-CoreEquipment#

Mappings

Mapping Type	Mapped Value
self	cim:Breaker
native	this:Breaker