The reference for locomotives and railcars


Page views since 2023-01-26: 239743
Palatinate Railways P 4
Germany | 1905 | 11 produced
Factory photo of the machine with the name “von Frauendorfer”
Factory photo of the machine with the name “von Frauendorfer”
Variantas builtsaturated
Axle config4-4-2 (Atlantic) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length61 ft 4 11/16 in
Wheelbase28 ft 6 1/2 in
Fixed wheelbase6 ft 8 11/16 in
Service weight163,803 lbs
Adhesive weight72,752 lbs
Total weight267,861 lbs
Axle load36,376 lbs
Water capacity5,283 us gal
Fuel capacitycoal
Power sourcesteam
Estimated power1,408 hp (1,050 kW)1,140 hp (850 kW)
Optimal speed52 mph42 mph
Top speed62 mph
Starting effort17,241 lbf
with start valve20,689 lbf
Power Plant
Driver diameter79.1 in
Boiler pressure218 psi
Expansion typecompound
Cylindersfour, HP: 14 3/16 x 25 3/16 in
and LP: 23 1/4 x 25 3/16 in
Grate area40.9 sq ft
Evaporative heating area1,951.5 sq ft
Superheater area448.9 sq ft
Total heating area2,400.4 sq ft1,951.5 sq ft
Calculated Values
steam locomotive
Von Borries compound
last changed: 08 2023

We use cookies to save the following settings:

  • selected navigation structure
  • selected language
  • preferred units
  • spelling of railway company names

If you refuse the use of cookies, the settings will only be retained for the current session and will be reset to the default values the next time you visit the site.

Display of units

Here you can set the desired unit system for the technical data.

  • Metric: Lengths in meters, weights in tonnes, and volumes in cubic meters
  • Imperial (UK): Lengths in feet/inches, weights in long tons and volumes in imperial gallons
  • Imperial (US): Lengths in feet/inches, weights in pounds, and volumes in US gallons
  • Individual: Depends on the country of origin of each locomotive
Operator names

Here you can set the display of railway company names.

  • Short: Abbreviation or short form of the name
  • Standard: commonly used name, partially translated to English
  • Complete: full name in local language