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The EMD G12 is a class of export locomotive built by GM-EMD, and its Canadian affiliate General Motors Diesel. In addition, Australian licensee Clyde Engineering built ten locomotives for New Zealand in 1957, five for Hong Kong, 23 for Queensland, 14 for Western Australia and seven for BHP. Australian licensee Commonwealth Engineering also built 42 for Queensland Rail in 1964–66. Many examples were built in the 1950-1960s for railroads all over the world.

EMD G12 series
Class M2 570 - "ALBERTA" in Sri Lanka
Type and origin Power type Diesel-electric Builder General Motors Electro-Motive Division (USA), General Motors Diesel (Canada) Clyde Engineering (Australia) Model G12 Build date 1953-1968 Total produced B-B version: 670 A1A-A1A version: 300 C-C version: 66
Specifications Configuration: ​  • AAR A1A-A1A and B-B Gauge 1,000 mm (3 ft 3+3⁄8 in) 3 ft 6 in (1,067 mm) 4 ft 8+1⁄2 in (1,435 mm) 5 ft 3 in (1,600 mm) 5 ft 6 in (1,676 mm) Loco weight 107 long tons (109 t; 120 short tons) Fuel capacity 2,840 litres (750 US gal; 620 imp gal) Prime mover EMD 567 Engine type two-stroke V12 diesel Cylinders 12 Cylinder size 8.5 in × 10 in (216 mm × 254 mm) Transmission Electric
Performance figures Power output 1,310 or 1,425 bhp (977 or 1,063 kW) Tractive effort 19,100 kgf (187.3 kN; 42,108.3 lbf)
Career Disposition Most scrapped, many preserved, some still in service

They are powered by EMD 12-567C prime movers rated at 1,250 hp (930 kW). Some have been rebuilt with EMD 645 engines. The A1A-A1A version had a lower axle loading than the Bo-Bo version.

Original Owners

Bo-Bo version

Australia

• 7 BHP Whyalla DE class

Brazil

A total of 241 locomotives:

• 2 Estrada de Ferro de Goiás 5201–5202
• 30 Mogiana Railway 3001–3030
• 43 Estrada de Ferro Noroeste do Brasil 1101–1143
• 17 Rede de Viação Paraná-Santa Catarina
• 18 São Paulo Railway 700–717
• 25 Rede Mineira de Viação 2201–2207, 2217–2228
• 71 Viação Férrea do Rio Grande do Sul 2121–2145, 2161–2168, 6169–6206
• 35 Estrada de Ferro Vitória a Minas 531–565

Canada

• 2 London & Port Stanley Railway L4, L5
• 1 General Motors Diesel demonstrator 7707 (to Sweden as Statens Järnvägar T42 in service between 1956 and 1983[1] preserved by the Swedish State Railroad Museum and is still in running order.[2])

Chile

• 3 Andes Copper Mining 81–83, currently on service by Ferronor.

Egypt

• 97 Egyptian Railways 3701–3797.[3] During the 1967 Six-Day War, Israel captured 3712, 3715, 3766 and 3795, which were appropriated to Israel Railways stock.

Israel

• 23 Israel Railways 104–126,[4] some since rebuilt with 12-645E engines. After the 1967 Six-Day War, four captured Egyptian G12s were renumbered 127–130.[5]

Iran

• 137 Islamic Republic of Iran Railways 40.01–40.137
• Driver cab of most of the active units have been changed to full view like GT26.
• Railway Research Center (MATRAI) has converted one of G12 loco to Hybrid locomotive in 2001 with AC drive.

Hong Kong

• 5 Kowloon-Canton Railway Corporation No. 51–55
  • 52–55 re-sold to Chicago Freight Car Leasing Australia as TL152–TL155
  • 51 Sir Alexander, named after by-then governor of Hong Kong in 1955, Alexander Grantham, was donated and preserved in Hong Kong Railway Museum after retirement and restoration[6]

Mexico

• 84 Ferrocarriles Nacionales de México 5806–5889

Netherlands

• 5 Dutch State Mines SM 151-155 (Built in 1956-1959 under license as Henschel G12 in Germany). In 1970 sold to the Nederlandse Spoorwegen as series NS 2901-2905. In 1975 sold to Ferrocarriles de Vía Estrecha in Spain.

South Korea

• 25 Korean National Railways 4001–4015(From 4011 to 4015, the gear ratio was changed to change the speed to reach 153 km/h (95 mph), and the numbers were revised to 4301 to 4305) , 4101–4110

Nigeria

• 25 Nigerian Railways 1101–1125

Norway

• 2 Sydvaranger 1, DE101 – G12 (used on the Kirkenes–Bjørnevatn Line, 1954–97)

Sri Lanka

• 2 Sri Lanka Railways Class M2C 626–627 (Before 2010 it used only for upcountry between Rathmalana, Colombo- Kandy, Badulla.)

Venezuela

• Government Coal Mines 01–03

A1A-A1A version

Argentina

• 25 Sarmiento Railway 4501–4525, later 6551-6575.

Australia

• 13 Queensland Rail 1400 class

Brazil

A total of 26 locomotives:

• 6 Rede Mineira de Viação 2708–2712
• 20 Viação Férrea do Rio Grande do Sul 2101–2120

Indonesia

• 11 Indonesian State Railways BB201 01–BB201 11

Mexico

• 6 Ferrocarriles Nacionales de México 5800–5805

New Zealand

• 146 New Zealand Railways DA class 1400–1545

Sri Lanka

• 12 Sri Lanka Railways.[7] All except M2 571 still in daily operation (1). Classified as Class M2
  • Class M2 569–573 And one locomotive (M2 571) destroyed by terrorism.
  • Class M2A 591–593
  • Class M2B 594–595
  • Class M2D 628–629

Taiwan

• 52 Taiwan Railway Administration R21–R72; some of their engines were replaced to 12-645E. R56–59: sent to Malawi Railways in July 2006.

United States

• 1 Electro-Motive Division demonstrator 1956

Co-Co version

Argentina

• 60 Sarmiento Railway as model GR12, initially 6576-6635 but later some were renumbered.

Australia

A total of 66 locomotives:

• 10 Queensland Rail 1450 class
• 42 Queensland Rail 1460 class (later on-sold to Tranz Rail and converted to DQ class locomotives for use in New Zealand and Tasmania).
• 14 Western Australian Government Railways A class

Preservation

KORAIL 4102 is only preserved G12 in Korea, plinthed in front of Daejeon MPD [ko], along single SD9 5025. Both engines worked for construction of KTX Gyeongbu section as departmental vehicles upon retirement of KORAIL.

Gallery

• 
  Kowloon-Canton Railway Corporation 51 at the Hong Kong Railway Museum in November 2005
• 
  KCRC EMD G12, No.55 (R. D. Walker), at Tai Po Market Station, Hong Kong, June 2000.
• 
  Estrada de Ferro Vitória a Minas (EFVM) 531, a G12 built by EMD (serial number 21936 of 1956) photographed at Aimorés station, Aimorés, MG, Brasil, March 2008.
• 
  Taiwan Railway Administration R69 at Changhua Roundhouse.
• 
  Preserved DA 1400 at Auckland's Museum of Transport & Technology.
• 
  An Indonesian BB201 Locomotive at Kroya station

See also

• List of GM-EMD locomotives
• List of GMD Locomotives

References

External links

Wikimedia Commons has media related to EMD G12 locomotives.

• Unofficial EMD Homepage G12 orders

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