The reference for locomotives and railcars
Swiss Federal Railways G 3/4
Switzerland | 1905 | 8 produced
No. 202 on an SLM works photo
No. 202 on an SLM works photo
Variantas builtsuperheated
Built1905, 1912-1913
Axle config2-6-0T (Mogul) 
Gauge3 ft 3 3/8 in (Meter gauge)
Dimensions and Weights
Length27 ft 11 13/16 in
Wheelbase16 ft 0 15/16 in
Fixed wheelbase9 ft 6 3/16 in
Empty weight53,572 lbs57,761 lbs
Service weight69,005 lbs72,973 lbs
Adhesive weight58,202 lbs61,509 lbs
Water capacity925 us gal
Fuel capacity1,764 lbs (coal)
Power sourcesteam
Estimated power268 hp (200 kW)402 hp (300 kW)
Optimal speed14 mph20 mph
Top speed28 mph37 mph
Starting effort12,620 lbf
Power Plant
Driver diameter41.3 in
Boiler pressure174 psi
Expansion typesimple
Cylinderstwo, 13 3/8 x 19 11/16 in
Grate area11.8 sq ft
Firebox area64.6 sq ft
Tube heating area697.5 sq ft643.7 sq ft
Evaporative heating area762.1 sq ft708.3 sq ft
Superheater area193.8 sq ft
Total heating area762.1 sq ft902 sq ft
Calculated Values
steam locomotive
tank locomotive
narrow gauge
last changed: 10 2023

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