<xs:attributeGroup name="aElectrificationSystem">
<xs:annotation>
<xs:documentation>nominal values (voltage + frequency) of electrification system</xs:documentation>
</xs:annotation>
<xs:attribute name="voltage" type="rail:tVoltageVolt">
<xs:annotation>
<xs:documentation>as values (not enumeration)!!</xs:documentation>
</xs:annotation>
</xs:attribute>
<xs:attribute name="frequency" type="rail:tFrequencyHertz">
<xs:annotation>
<xs:documentation>for DC the frequency shall be set to Zero</xs:documentation>
</xs:annotation>
</xs:attribute>
</xs:attributeGroup> |