Soviet locomotive class TE3

TE3 diesel locomotive
File:Spoorwegmuseum St Petersburg 4.jpg TE3-1001 at St Petersburg railway museum in 2002
Type and origin Power type Diesel-electric Builder Kolomna Locomotive Works Luhanskteplovoz Kharkiv Locomotive Factory Build date 1953-1973
Specifications Configuration: ​  • UIC Co’Co’+Co’Co’ Gauge 1,520 mm (4 ft 11+27⁄32 in) Russian gauge Wheel diameter 1,050 mm (41.34 in) Loco weight 2 x 126 t (124 long tons; 139 short tons) Prime mover 2 x Kharkiv 2D100 RPM range Max. 850 rpm Engine type opposed-piston two-stroke diesel engines Transmission Diesel-electric
Performance figures Maximum speed 100 km/h (62 mph) Power output Engine: 2 x 1,470 kW (1,970 hp; 2,000 PS)
Career Number in class 6808 pairs 13,617 units Numbers 001—598 1001—1404 2001—7805

The ТE3 (Russian: ТЭ3; Ukrainian: 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 2,940 kW (3,940 hp; 4,000 PS). They were built from 1953 to 1973.

Powertrain

File:Diesel2D100.jpg

Cutaway 2D100 engine on display

The TE3 is powered by two Kharkiv 2D100 prime movers. Power output of each engine is 1,470 kW (1,970 hp; 2,000 PS). 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.