3701 to 3708
- Axle: 2'C2't
- Total quantity: 8
- Year: 1925
- Manufacturer: Henschel. Works Numbers 20550-57
- Ex CFOA (numbers 251-258) but delivered to TCDD, Similar to KPEV T18
These engines were used on commuter trains from Haydarpasa until electrification in the early 1970's.
Pictures
3701 waiting outside Haydarpaşa Station. 21st June 1954. Photo Alan Swale | 
3704. Haydarpaşa, on suburban train. 17th April 1956. Photo Alan Swale |
3707 at Eskişehir 9th June 1955. Photo Alan Swale. | 
3702 (Henschel 1925/20551). Istanbul-Haydarpaşa, 29 April 1974. Photo: Benno Bickel |
3705 at Çamlik museum. August 1996. Photo JP Charrey | 
3705 at Çamlik museum. August 1996. Photo JP Charrey |
3705 at Çamlik museum. June 1998. Photo JP Charrey | 
3705 Çamlık museum, 1995, photo Peter Crush |
Engine main characteristics
| Engine axle type | 2'C2't |
| Driving wheel dia | 1650 mm |
| Front bogie wheel dia | 1000 mm |
| Rear bogie wheel dia | 1000 mm |
| Number of cylinder | 2 |
| Cylinder dia | 560 mm |
| Piston stroke | 630 mm |
| Boiler pressure | 12 bar |
| Grate surface | 2,44 m2 |
| Boiler pipe length | 4,7 m |
| Heating surface | 138,3 m2 |
| Superheating surface | 49,2 m2 |
| Fixed wheel base length | 4,1 m |
| Coupled wheel base length | 4,1 m |
| Overall wheel base | 11,7 m |
| Weight empty | 84,2 T |
| Weight loaded | 104,9 T |
| Adhesion weight | 51,1 T |
| Load per driving wheel | 17,0 T |
| Water capacity | 12 m3 |
| Coal capacity | 4,5 T |
| Overall length | 14,2 m |
| Max speed | 90 km/h |
| Tractive effort | 10,8 T |
| Power (HP) | 1140 HP |