Terms in alphabetical order

Section of a tariff

Section signal ?

Section systems, block systems

Section timer

Section timer !

Sectional release route locking

Sector contact line

Secured level crossing !

Security level

Security software

Selective protection point !

Selective protective points ?

Self -restoring point !

Self starter

Self­service buffet car

Self­ventilation

Self-anchorage

Self-energizing relay

Self-induced stressing (concrete)

Self-induction coil