Physical quantities
measured in Volt
voltage
Umspannwerk
substation
Sicherheitsvorkehrungen
safety precautions
Kupfer
copper
measured in Ampere
electric current
Oberleitung
overhead power line, Catenary
Isolator
insulator
Gleichstrom
direct current
measured in Hertz
frequency
Versorgung mit Bahnstrom
traction power supply
Spannungsfreiheit
absence of voltage
Wechselstrom
alternating current
measured in Farad
capacitance
Speiseleitung
feeder line
Sicherheitsabstand
clearance distance
Spitzenlast
peak load
measured in Henry
inductance
Stromschiene
current-carrying rail
Erdungsleitung
grounding conductor
Netzkapazität
grid capacity