Sentinel Waggon 5676 Facts and Figures

Steam boiler:
    Boiler type: water-tube
    Operating pressure: 230 psi / 15.9 bar
    Superheated steam: 600 to 650 °F / 315 to 343 °C
    Total heating surface: 48.44 sq ft / 4.50 sq m
    Water capacity at half-glass: 50 gallons / 227 litres
    Water to steam evaporation: 1,200lb per hour / 545 kg per hour

Water:
    Tank capacity: 170 gallons / 772 litres
    Typical distance on a full tank: 40 to 50 miles

Coal:
    Bunker capacity: 250 kgs
    Typical distance: 11 miles per 50 kgs

Dimensions:
    Length: 23 feet / 7.0 metres
    Width: 8 feet / 2.4 metres
    Height: 10 feet / 3.0 metres
    Weight: 7.5 tonnes (see the recent weigh bridge results)

Speed:
    Usual operating range: 5mph to 25mph
    Top speed: 40mph so far

Engine:
    Power: greater than 70 horse-power / 52.2 kW
    Torque: 3,086 lb ft / 4,184 NM
    Crankcase normal oil capacity: 8 1/2 gallons / 39 litres
    Weight: 22cwt / 1,117.6kg
    Two HP cylinders: Bore 6 3/4" / 172mm, Stroke 9" / 229mm

Operating cost: taking into account coal, lubricants and insurance (but not maintenance) the Waggon costs approximately £3 per mile to run.