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ELNA 2

No. 146 of the Butzbach-Lich Railway in the 80s at the open day in Emmerich

In the twenties, the ELNA (Engerer Lokomotiv-Normen-Ausschuß - Special locomotive standards committee) designed a range of standard locomotives to be built for private and light railways. The ELNA 2 was a 2-6-0T tank ...

	ELNA 2 Remove
Variant	Standard
Built	1925-1943
Manufacturers	BMAG;Hanomag;Henschel;Hohenzollern;Krauss;LHB;Vulcan
Wheel arrangement	1C t
Gauge	1435 mm
Length	9800 mm
Service mass	47500 kg
Top speed	50 km/h
Power
Engine

General

Property	ELNA 2 Standard Remove
Built	1925-1943
Manufacturers	BMAG, Hanomag, Henschel, Hohenzollern, Krauss, LHB, Vulcan
Wheel arrangement	2-6-0T (Mogul)
Gauge	1,435 mm

Dimensions and weights

Property	ELNA 2 Standard Remove
Length	9.80 m
Wheelbase	5.30 m
Empty mass	37.9 t
Service mass	47.5 t
Adhesion mass	36.7 t
Rigid wheelbase	3.00 m
Axle load	13.6 t
Water capacity	5,000 l
Fuel capacity	1.2 t (coal)

Boiler

Property	ELNA 2 Standard Remove
Grate area	1.4 m²
Evaporative heating surface	58.6 m²
Superheater surface	21.4 m²
Total heating surface	80.0 m²

Power plant

Property	ELNA 2 Standard Remove
Driver diameter	1,200 mm
Boiler pressure	12 bar
Expansion type	simple expansion
Cylinders	two, 430 x 550 mm

Power

Property	ELNA 2 Standard Remove
Power source	steam
Indicated power	368 kW (500 PS)
Top speed	50 km/h
Starting effort	86.4 kN

Calculated values

Property	ELNA 2 Standard Remove
Factor of adhesion	1 : 4.16
Optimal speed	26 km/h
Power-to-weight ratio	7.7 kW/t
Adhesive weight/Total	1 : 1.29
Tractive force/Heating surface	1 : 22.57
Grate area/Heating surface	1 : 57.14
Total/Superheater	1 : 2.74

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