Bangladesh Railway Class 6100

Bangladesh Railway Class 6100 (BEM 20) is a class of broad-gauge diesel-electric locomotives owned by Bangladesh Railway.[1][2][3] They are the second broad-gauge diesel locomotives of Bangladesh after Class 6000. They are similar to Class 6000 locomotives made by ALCo. They were the most powerful locomotives of Bangladesh of that time, along with Class 6000, before the arrival of Class 6300 and Class 6400.

Bangladesh Railway Class 6100
Train at Azimnagar Rail Station, Natore, Bangladesh
Type and origin
Power typeDiesel-electric
BuilderMontreal Locomotive Works
ModelDL543 / RSD-34
Build date1969
Total produced16
Specifications
Configuration:
​
 • UICCo′Co′
Gauge5 ft 6 in (1,676 mm)
Wheel diameter40 in (1.016 m)
Length58 ft 8 in (17.88 m)
Fuel typeDiesel
Prime moverAlco 12-251C
Engine typeFour-stroke diesel engine
Traction motorsGE761
Gear ratio94:17
Loco brakeVacuum
CouplersHook and Chain
Performance figures
Maximum speed106 km/h (66 mph)
Power output2,000 hp (1,500 kW)
Tractive effort
  • Starting: 66,822 lbf (297.24 kN)
  • Continuous: 47,000 lbf (209.07 kN)
Career
OperatorsBangladesh Railway
ClassBEM-20
Numbers6101–6116
Disposition14 active

Details

A total of 16 locomotives were manufactured by MLW in 1965 and are numbered 6101–6016. They are classified as BEM 20, where B = Broad gauge, E = Diesel-Electric, M = MLW and 20 = 20*100 hp.[4][5] Currently 14 of them are in running condition. 6100 Class locomotives are diesel-electric hood-unit locomotives modeled ALCo DL543-RSD 34.[6] They have a power of 2000 bhp with ALCo 4 stroke 12-251C prime mover with maximum speed of 106 km/h.

Performance

Class 6100 locomotives are one of the most successful locomotives of Bangladesh Railway, performing excellently in hauling both freight and passenger trains. Initially, they were used on most long-distance mail and inter-city trains, though now they are mostly used in local and short-commuter trains.

  • 6103
  • 6105
  • 6116
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References
  1. "List of locomotives built by Alco and its licencees, ordere" (PDF).
  2. "Status of Railway Tracks and Rolling Stocks in Bangladesh" (PDF).
  3. "Locomotive database - 1435mm.net". www.1435mm.net. Retrieved 2020-04-23.
  4. "Final Report on Rolling Stock Maintenance" (PDF). Asian Development Bank.
  5. "Analysis of Problems" (PDF). Bangladesh Railway.
  6. "RSD-34 (1676) — Trainspo". trainspo.com. Retrieved 2020-04-19.
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