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Central RR of New Jersey classes L-6 to L-8

No. 780 in November 1948 at Jersey City, New Jersey

After the classes L-3 to L-5, the ten L-6a built in 1910 were the next Camelback ten-wheelers for commuter service in the roster of the Central Railroad of New Jersey. They still had 69-inch drivers, but were somewhat...

	Central RR of New Jersey classes L-6 to L-8 Remove
Variant	L-6a L-6a L-7s L-7as L-8s
Built	1910
Manufacturers	Baldwin
Wheel arrangement	2C
Gauge	1435 mm
Length
Service mass	88451 kg
Top speed
Power
Engine

General

Property	Central RR of New Jersey classes L-6 to L-8 L-6a L-6a L-7s L-7as L-8s Remove
Built	1910
Manufacturers	Baldwin
Wheel arrangement	4-6-0 (Ten-wheeler)
Gauge	1,435 mm

Dimensions and weights

Property	Central RR of New Jersey classes L-6 to L-8 L-6a L-6a L-7s L-7as L-8s Remove
Wheelbase	7.57 m
Total wheelbase	15.89 m
Service mass	88.5 t
Adhesion mass	68 t
Total mass	158.3 t
Rigid wheelbase	4.12 m
Axle load	22.7 t
Water capacity	26,498 l
Fuel capacity	14.5 t (coal)

Boiler

Property	Central RR of New Jersey classes L-6 to L-8 L-6a L-6a L-7s L-7as L-8s Remove
Grate area	7.581 m²
Firebox surface	18.488 m²
Tube heating surface	258.549 m²
Evaporative heating surface	277.037 m²
Total heating surface	277.0 m²

Power plant

Property	Central RR of New Jersey classes L-6 to L-8 L-6a L-6a L-7s L-7as L-8s Remove
Driver diameter	1,753 mm
Boiler pressure	14.5 bar
Expansion type	simple expansion
Cylinders	two, 559 x 711 mm

Power

Property	Central RR of New Jersey classes L-6 to L-8 L-6a L-6a L-7s L-7as L-8s Remove
Power source	steam
Estimated power	1,119 kW (1,521 PS)
Starting effort	155.9 kN

Calculated values

Property	Central RR of New Jersey classes L-6 to L-8 L-6a L-6a L-7s L-7as L-8s Remove
Factor of adhesion	1 : 4.28
Optimal speed	43 km/h
Power-to-weight ratio	12.7 kW/t
Heating Surface Equivalent	369.5 m²
Cylinder volume/HSE	1 : 944.14
Adhesive weight/Total	1 : 1.30
Tractive force/Heating surface	1 : 11.76
Grate area/Heating surface	1 : 36.54
Firebox/Tube surface	1 : 13.98

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