7.8.4.13 Pset_CableSegmentTypeContactWire
7.8.4.13.1 Semantic definition
Properties of contact wires used in overhead contact line systems. This property set is applicable to a type or occurence of IfcCableSegment with predefined type CONTACTWIRESEGMENT.
7.8.4.13.2 Applicable entities
- IfcCableSegment/CONTACTWIRESEGMENT
- IfcCableSegmentType/CONTACTWIRESEGMENT
7.8.4.13.3 Properties
| Name | Property Type | Data Type | Description | |
|---|---|---|---|---|
| ACResistance | IfcPropertySingleValue | IfcElectricResistanceMeasure |
The resistance under AC. |
|
| ThermalExpansionCoefficient | IfcPropertySingleValue | IfcThermalExpansionCoefficientMeasure |
A measure of the expansion coefficient for warming up the material about one Kelvin. |
|
| CurrentCarryingCapacity | IfcPropertySingleValue | IfcElectricCurrentMeasure |
Maximum value of electric current which can be carried continuously by a conductor, a device or an apparatus, under specified conditions without its steady-state temperature exceeding a specified value. Based on IEC60826-11-13. NOTE: The temperature specified value is maximum Design Ambient Temperature. |
|
| DCResistance | IfcPropertySingleValue | IfcElectricResistanceMeasure |
The resistance under direct current and 20 degrees centigrade. |
|
| MassPerLength | IfcPropertySingleValue | IfcMassPerLengthMeasure |
Mass per length, i.e. mass of a beam with a unit length of extrusion. For example measured in kg/m. |
|
| YoungModulus | IfcPropertySingleValue | IfcModulusOfElasticityMeasure |
A measure of the Young's modulus of elasticity of the material. |
|
| CrossSectionalArea | IfcPropertySingleValue | IfcAreaMeasure |
Cross section area of the phase(s) lead(s). |
|
| TorsionalStrength | IfcPropertySingleValue | IfcPressureMeasure |
Shear strength in torsion. |
|
| TensileStrength | IfcPropertySingleValue | IfcPressureMeasure |
Indicates the ability to withstand breakage apart under applied force. |