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Hungarian State Railways In
The series In consisted of 24 Atlantic express locomotives built by MÁVAG between 1906 and 1908. In contrast to the two-cylinder prototypes Il and Im built in 1901, they were four-cylinder compounds and were longer an...
| Hungarian State Railways InRemove | |
|---|---|
| Variant | rebuilt superheated simple |
| Built | 1906-1908 |
| Manufacturers | MÁVAG |
| Wheel arrangement | 2B1 |
| Gauge | 1435 mm |
| Length | 20996 mm |
| Service mass | 74000 kg |
| Top speed | 126 km/h |
| Power | |
| Engine |
General
| Property | Hungarian State Railways Inrebuilt superheated simple |
|---|---|
| Built | 1906-1908 |
| Manufacturers | MÁVAG |
| Wheel arrangement | 4-4-2 (Atlantic) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Hungarian State Railways Inrebuilt superheated simple |
|---|---|
| Length | 21.00 m |
| Length loco | 12.32 m |
| Wheelbase | 9.76 m |
| Empty mass | 66.5 t |
| Service mass | 74 t |
| Adhesion mass | 31.5 t |
| Total mass | 130.5 t |
| Rigid wheelbase | 2.20 m |
| Axle load | 15.9 t |
| Water capacity | 18,000 l |
| Fuel capacity | 8 t (coal) |
Boiler
| Property | Hungarian State Railways Inrebuilt superheated simple |
|---|---|
| Grate area | 3.895 m² |
| Firebox surface | 12.65 m² |
| Tube heating surface | 194.7 m² |
| Evaporative heating surface | 207.35 m² |
| Superheater surface | 52.46 m² |
| Total heating surface | 259.8 m² |
Power plant
| Property | Hungarian State Railways Inrebuilt superheated simple |
|---|---|
| Driver diameter | 2,100 mm |
| Boiler pressure | 16 bar |
| Expansion type | simple expansion |
| Cylinders | two, 485 x 660 mm |
Power
| Property | Hungarian State Railways Inrebuilt superheated simple |
|---|---|
| Power source | steam |
| Indicated power | 1,350 kW (1,835 PS) |
| Top speed | 126 km/h |
| Starting effort | 100.5 kN |
Calculated values
| Property | Hungarian State Railways Inrebuilt superheated simple |
|---|---|
| Factor of adhesion | 1 : 3.07 |
| Optimal speed | 82 km/h |
| Power-to-weight ratio | 18.2 kW/t |
| Heating Surface Equivalent | 375.5 m² |
| Cylinder volume/HSE | 1 : 649.40 |
| Adhesive weight/Total | 1 : 2.35 |
| Tractive force/Heating surface | 1 : 8.08 |
| Grate area/Heating surface | 1 : 66.70 |
| Firebox/Tube surface | 1 : 15.39 |
| Total/Superheater | 1 : 3.95 |
