loco-info.com - Dutch Railways series 4700

Dimensions and Weights
Length	63 ft 3 1/16 in
Wheelbase	16 ft 2 7/8 in
Rigid wheelbase	16 ft 2 7/8 in
Service weight	164,906 lbs
Adhesive weight	164,906 lbs
Total weight	266,759 lbs
Axle load	41,226 lbs
Water capacity	5,944 us gal
Fuel capacity	15,432 lbs (coal)

Boiler
Grate area	32.5 sq ft
Firebox area	132.4 sq ft
Tube heating area	1,461.7 sq ft
Evaporative heating area	1,594.1 sq ft
Superheater area	522 sq ft
Total heating area	2,116.2 sq ft

Power Plant
Driver diameter	53.2 in
Boiler pressure	188 psi
Expansion type	simple
Cylinders	three, 19 11/16 x 26 in

Power
Power source	steam
Indicated power	1,676 hp (1,250 kW)
Optimal speed	23 mph
Top speed	43 mph
Starting effort	45,530 lbf

Calculated Values
Factor of adhesion	1 : 3.62
Power-to-weight ratio	0.0102 hp/lb
Heating Area Equivalent	3,300.2 sq ft
Cylinder volume/HAE	1 : 1268.01
Adhesive weight/Total	1 : 1.00
Tractive force/Heating area	1 : 4836.80
Grate area/Heating area	1 : 61.03
Firebox/Tube area	1 : 14.98
Total/Superheater	1 : 3.05

steam locomotive

freight

last changed: 08 2023

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