Soviet locomotive class TE3

{{Short description|Class of 6807 Soviet locomotives}} {{One source|date=August 2020}} {{Infobox locomotive |name = TE3 diesel locomotive |powertype = Diesel-electric |image = Spoorwegmuseum St Petersburg 4.jpg |caption = TE3-1001 at St Petersburg railway museum in 2002 |fleetnumbers = 001—598 1001—1404 2001—7805 |builder = Kolomna Locomotive Works Luhanskteplovoz Kharkiv Locomotive Factory |builddate = 1953-1973 |numinclass = 6808 pairs 13,617 units |rpmrange = Max. 850 rpm |transmission = Diesel-electric |whytetype = |uicclass = Co’Co’+Co’Co’ |gauge={{Track gauge|1520mm|allk=on}} |wheeldiameter = {{convert|1050|mm|2|abbr=on}} |minimumcurve = |trainbrakes = |locobrakes = |locobrakeforce = |wheelbase = |length = |width = |height = |primemover = 2 x Kharkiv 2D100 |enginetype= opposed-piston two-stroke diesel engines |locoweight= 2 x {{convert|126|t|lk=in|abbr=on}} |maxspeed = {{convert|100|km/h|abbr=on}} |poweroutput = ''Engine:'' 2 x {{convert|1470|kW|hp PS|lk=on|abbr=on}} |tractiveeffort = |fuelcap = |trainheating = |multipleworking = |axleloadclass = |operator = |retiredate = |disposition = }} The '''ТE3''' (Russian: ''ТЭ3''; {{Langx|uk|ТЕ3}}) is a Soviet diesel-electric locomotive, built in Russia and Ukraine to 1520 mm gauge. It is a two-unit Co’Co’+Co’Co’ machine. Total diesel power is {{convert|2940|kW|hp PS|lk=on|abbr=on}}. They were built from 1953 to 1973.<ref name="Heywood & Button">{{cite book|last1=Heywood|first1=A.J.|last2=Button|first2=I.D.C.|title=Soviet Locomotive Types|year=1995|publisher=Frank Stenvalls Forlag|location=Malmo|page=45}}</ref>

==Powertrain== [[File:Diesel2D100.jpg|thumb|left|Cutaway 2D100 engine on display]] The TE3 is powered by two Kharkiv 2D100 prime movers. Power output of each engine is {{convert|1470|kW|hp PS|abbr=on|lk=on}}. Transmission is diesel electric.

==Numbering== Each pair of locomotives was numbered: 001–598, 1001–1404, 2001–7805, making a total of 6807 pairs or 13,614 units. The information box shows 6808 pairs and 13,617 units. The reason for the discrepancy is not known. Possibly 3 spare units were built to cover for failures.

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==References== {{Reflist}}

Category:Co-Co+Co-Co locomotives Category:Railway locomotives introduced in 1953 Category:Diesel–electric locomotives of Ukraine Category:Diesel–electric locomotives of Russia Category:Diesel–electric locomotives of the Soviet Union Category:Luhanskteplovoz locomotives Category:5 ft gauge locomotives Category:Twin unit locomotives