IfcSwitchingDeviceTypeEnum

BACnet MVD

#### IfcSwitchingDeviceTypeEnum

Natural language names

| Switching Device Type Enum
| Énumération des types d'interrupteur

Change log

Item | SPF | XML | Change | Description
--- | --- | --- | --- | ---
IFC2x3 to IFC4
IfcSwitchingDeviceTypeEnum |  |  |  |
DIMMERSWITCH |  |  | ADDED |
KEYPAD |  |  | ADDED |
MOMENTARYSWITCH |  |  | ADDED |
SELECTORSWITCH |  |  | ADDED |

##### Semantic definitions at the type

Type definition

The IfcSwitchingDeviceTypeEnum defines the range of different types of switch that can be specified.

> HISTORY New type in IFC2x2.

Enumeration definition

Constant | Description
--- | ---
CONTACTOR | An electrical device used to control the flow of power in a circuit on or off.
DIMMERSWITCH | A dimmer switch has variable positions, and may adjust electrical power or other setting (according to the switched port type).
EMERGENCYSTOP | An emergency stop device acts to remove as quickly as possible any danger that may have arisen unexpectedly.
KEYPAD | A set of buttons or switches, each potentially applicable to a different device.
MOMENTARYSWITCH | A momentary switch has no position, and may trigger some action to occur.
SELECTORSWITCH | A selector switch has multiple positions, and may change the source or level of power or other setting (according to the switched port type).
STARTER | A starter is a switch which in the closed position controls the application of power to an electrical device.
SWITCHDISCONNECTOR | A switch disconnector is a switch which in the open position satisfies the isolating requirements specified for a disconnector.
TOGGLESWITCH | A toggle switch has two positions, and may enable or isolate electrical power or other setting (according to the switched port type).
USERDEFINED | User-defined type.
NOTDEFINED | Undefined type.

##### Formal representations

XML Specification
`<xs:simpleType name="IfcSwitchingDeviceTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="contactor"/>
<xs:enumeration value="dimmerswitch"/>
<xs:enumeration value="emergencystop"/>
<xs:enumeration value="keypad"/>
<xs:enumeration value="momentaryswitch"/>
<xs:enumeration value="selectorswitch"/>
<xs:enumeration value="starter"/>
<xs:enumeration value="switchdisconnector"/>
<xs:enumeration value="toggleswitch"/>
<xs:enumeration value="userdefined"/>
<xs:enumeration value="notdefined"/>
</xs:restriction>
</xs:simpleType>
`
EXPRESS Specification
`TYPE IfcSwitchingDeviceTypeEnum = ENUMERATION OF (
CONTACTOR,
DIMMERSWITCH,
EMERGENCYSTOP,
KEYPAD,
MOMENTARYSWITCH,
SELECTORSWITCH,
STARTER,
SWITCHDISCONNECTOR,
TOGGLESWITCH,
USERDEFINED,
NOTDEFINED);
END_TYPE;

EXPRESS-G diagram

`

References: IfcSwitchingDevice IfcSwitchingDeviceType

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