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Austrian Federal Railways (BBÖ) class 478
Austrian Federal Railways class 392
Austria | 1926 | 50 produced
ÖBB 392.2530 at the Selzthal Steam Locomotive Festival 1993
ÖBB 392.2530 at the Selzthal Steam Locomotive Festival 1993
Herbert Ortner
General
Built1926-1927
ManufacturerFloridsdorf, Wiener Neustadt, StEG
Axle config0-8-0T (Eight-coupled) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length36 ft 7 3/4 in
Wheelbase13 ft 9 3/8 in
Fixed wheelbase13 ft 9 3/8 in
Service weight141,096 lbs
Adhesive weight141,096 lbs
Axle load35,274 lbs
Water capacity2,642 us gal
Fuel capacity5,512 lbs (coal)
Power
Power sourcesteam
Estimated power905 hp (675 kW)
Optimal speed15 mph
Top speed25 mph
Starting effort37,582 lbf
Power Plant
Driver diameter44.9 in
Boiler pressure203 psi
Expansion typesimple
Cylinderstwo, 20 7/8 x 22 7/16 in
Boiler
Grate area21.5 sq ft
Firebox area104.4 sq ft
Tube heating area1,088.2 sq ft
Evaporative heating area1,192.6 sq ft
Superheater area325.6 sq ft
Total heating area1,518.2 sq ft
Calculated Values
steam locomotive
switcher
tank locomotive
last changed: 10 2023
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