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Pennsylvania class L
The last 4-4-0 locomotives the PRR procured was the class L, which was soon renamed D16. It was derived from the class P or D14, but had a higher mounted boiler with a larger Belpaire firebox . The D16 with 68-inch wh...
| Pennsylvania class LRemove | |
|---|---|
| Variant | D16 |
| Built | 1895-1910 |
| Manufacturers | Altoona |
| Wheel arrangement | 2B |
| Gauge | 1435 mm |
| Length | 19029 mm |
| Service mass | 61643 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Pennsylvania class LD16 |
|---|---|
| Built | 1895-1910 |
| Manufacturers | Altoona |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Pennsylvania class LD16 |
|---|---|
| Length | 19.03 m |
| Wheelbase | 6.95 m |
| Total wheelbase | 15.33 m |
| Service mass | 61.6 t |
| Adhesion mass | 42.5 t |
| Total mass | 98.8 t |
| Rigid wheelbase | 2.36 m |
| Axle load | 21.9 t |
| Water capacity | 13,627 l |
| Fuel capacity | 6.8 t (coal) |
Boiler
| Property | Pennsylvania class LD16 |
|---|---|
| Grate area | 3.066 m² |
| Firebox surface | 15.924 m² |
| Tube heating surface | 162.265 m² |
| Evaporative heating surface | 178.188 m² |
| Total heating surface | 178.2 m² |
Power plant
| Property | Pennsylvania class LD16 |
|---|---|
| Driver diameter | 1,727 mm |
| Boiler pressure | 12.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 394 x 660 mm |
Power
| Property | Pennsylvania class LD16 |
|---|---|
| Power source | steam |
| Estimated power | 671 kW (912 PS) |
| Starting effort | 64.3 kN |
Calculated values
| Property | Pennsylvania class LD16 |
|---|---|
| Factor of adhesion | 1 : 6.48 |
| Optimal speed | 64 km/h |
| Power-to-weight ratio | 10.9 kW/t |
| Heating Surface Equivalent | 257.8 m² |
| Cylinder volume/HSE | 1 : 623.68 |
| Adhesive weight/Total | 1 : 1.45 |
| Tractive force/Heating surface | 1 : 7.53 |
| Grate area/Heating surface | 1 : 58.12 |
| Firebox/Tube surface | 1 : 10.19 |
