TT Class 8

TT Class 8
Class 8 tram leaving St. Olavs Gate
ManufacturerLinke-Hofmann-Busch
Family nameBraunschweig
ReplacedTS Class 7
Constructed1984–85
Entered service1984
Scrapped2000–
Number built11
Number in service9
Number scrapped2
OperatorsTrondheim Trafikkselskap (1984–88)
Gråkallbanen (1990–2008)
Veolia Transport Bane (2008–11)
Boreal Transport Bane (2011–12)
Boreal Transport Midt-Norge (2012–16)
Boreal Bane (2016–)
DepotsMunkvoll (1984–88)
Voldsminde (1988–90)
Munkvoll (1990–)
Lines servedGråkallen Line
Specifications
Car length19.9 m (65 ft 3 in)
Width2.6 m (8 ft 6 in)
Floor height0.91 m (36 in)
Doors4
Maximum speed60 km/h (37 mph)
Weight27.1 t (26.7 long tons; 29.9 short tons)
Prime mover(s)Siemens IKB2021-OMK02
Power output300 kW (400 hp)
Acceleration1.2 m/s2 (3.9 ft/s2)
Deceleration1.3 m/s2 (4.3 ft/s2)
Electric system(s)600 V DC
Current collector(s)Pantograph
BogiesB'2'B'
Multiple workingCar 93 + 96
Track gauge1,000 mm (3 ft 3+38 in)

TT Class 8 are the only remaining trams used on the Trondheim Tramway. Built by Linke-Hofmann-Busch (LHB) in 1984–85, they replaced the aging Class 7 trams used by Trondheim Trafikkselskap (TT). Of the eleven built, nine remain in service on the Gråkallen Line operated by Boreal Bane.