electric train oslo metro oslo norway multiple units produced started serial delivery seventy car units ordered replaced older stock oslo metro trains retired replaced car units additional sets ordered final train set delivered increasing fleet units trains built units cars operated double units wagons unit trains seen night going main service area metro station ready shorter trains day units meters long weigh tonnes long tons short tons power output kilowatts allowing speeds mph seated capacity seats total capacity passengers new features introduced include air conditioning driver cab air suspension brakes batteries operating depot series units ordered followed additional order december trains financed unit costs nok million history oslo metro opened upgrade existing suburban lines system supplemented operated eastern suburbs system expanded connect western network remained suburban overhead wires car platforms inferior signaling system converted metro standard following years later order trains placed overhead wires able use new stock systems time considered conversion light rail systems connect respectively old fleet consisted cars series original series delivered later adoption built series rail shoe car units delivered line time proposed possible replacement stock prone technical problems featured rail shoes work establish financing package new investments public transport oslo started passed city county councils allowed municipal state grants supplemented increased fare toll road revenue finance things new trains metro initial order units cars approved board june initial order cost nok billion included options orders rejected process combined investments network new trains allow faster travel times metro city council voted replace existing stock increasing quantity units second order price increased nok billion test units delivered october serial production started april deliveries april delivery new trains oslo received criticism old red color metro follow design concept 1960s 80s days occurred errors closing mechanism doors switch cab water tight turned oslo accurate energy consumption trains parts line needed upgraded supply sufficient power trains incidents trains able brake stations worst incident occurred train slid kilometers following decision convert line metro standard announced order units november city government proposed maintenance new trains resulted protests employees campaigned refusing work overtime result weeks company lacked trains provide adequate service issue solved socialist opposition parties agreed postpone matter new trains delivered agreement new limited company wholly owned ownership metro trains operating companies oslo operator responsibility debt accumulated buying trains managed operation management maintenance contracts transferred oslo january addition units ordered oslo option orders later allow eastern lines minute services city center instead current minute trains start balloon loop located western lines continue minute time trains serving extended cars order cost nok million addition finalized order units costing nok million unlike oslo owned units units owned transit authority year city council oslo decided upgrade line metro standard allow car trains main mode transport allowed people hour transported sports venue units taken service april taken service making units oslo metro city council considering ordering additional replace alternative nok million renovation november criticized braking system trains incidents trains locked wheels slid steep sections track found metro conducted insufficient testing braking system steep slippery lines adjusted brakes maintained trains tracks sufficiently december ordered car units bringing total order car units trains delivered political disagreement final purchase socialist opposition securing majority purchase right winged parties voted order units extra trains possible run lines car lines compared situation car trains line ring line line lines use car trains specifications car electric multiple unit built exclusively oslo metro vienna austria modification trains vienna units designed unlike red predecessors trains painted white black grey detailing chassis aluminum car train meters long end cars meters long center car meters long cars meters wide meters tall car unit weighs tonnes long tons short tons weighs tonnes long tons short tons gives maximum axle load tonnes long tons short tons car unit seats total capacity passengers height floor meters track allowing step free access platforms doors car measuring millimeters wide millimeters high unlike older trains triple car configuration allows passengers walk cars combined better spatial design reduces feeling introduced air conditioning driver cab units run single configuration cars multiple cars car equipped phase motors giving car unit power output kilowatts car motors fed car gate transform direct current collected rail shoe phase alternating current motors frequency current fed engines varies depending train speed introduced brakes allow electromagnetic brakes feed power power supply braking addition disc brake axle acceleration range kilometers hour mph limited meters second squared phase fully loaded train uses use areas rail depots trains equipped battery removes need depots makes maintenance cost efficient energy usage reduced estimated save operating company nok million year compared old stocks car wheel diameter millimeters new wheels millimeters fully worn center distance meters primary suspension steel spring secondary air suspension frame use metro gives reduced noise better comfort makes possible adjust height changed passenger weight units controlled distributed system connected double vehicle bus vehicle control units monitor control main functions train addition systems controlling brakes traction doors ventilation passenger information system like older stock train speed controlled automatic train protection system speed codes transferred points infrastructure tracks trains pick signals speed codes mph mph mph mph informed engineer signals driver cab addition system automatically reduce speed limit exceeded driver trains automatic mode train trains speed speed limit driver responsible starting halting train stations driver mirrors monitor platforms replaced cameras screens numbering train sets numbered 100th set delivered numbering continued continue train sets given girls individual cars train set distinguished second digit example train set consists cars
OS MX3000