Division 3.2.5.1.1 Physical Environmental Conditions

Systems complying with the Class A system requirements shall be capable of operating under the climatic and physical conditions which exist along the relevant part of the trans-European high-speed network. For the interfaces to rolling stock see section 4.3.2.5 (Physical environmental conditions).

Systems complying with the Class B system requirements shall conform at least to the physical environmental specifications applying to the corresponding Class B system, in order to be capable of operating under the climatic and physical conditions which exist along the trans-European high-speed lines concerned.