JGR Class 3900

The JGR Class 3900 was a type of 0-6-0 steam tank locomotive used on Japanese Government Railways. The locomotives were imported from Germany for the Abt rack system railway built in Karuizawa, Nagano.[1]

Class 3900

3900 type locomotive

Type and origin
Reference:[1]
Power type	Steam
Builder	Maschinenfabrik Esslingen
Build date	1892
Total produced	7

Specifications
Configuration:
• Whyte	0-6-0 Tank locomotive
Gauge	1,067 mm (3 ft 6 in)
Driver dia.	900 mm (2 ft 11 in)
Wheelbase	3.6 m (11 ft 10 in)
Length	9.1 m (29 ft 10 in)
Loco weight	35.5 t
Fuel type	Coal with heavy oil
Fuel capacity	1 t
Water cap	3.5 m³ (925 US gal)
Firebox: • Firegrate area	1.73 m² (19 sq ft)
Boiler pressure	176.5 lbf/in² (12.41 kg/cm²)
Heating surface	75 m² (807 sq ft)
Cylinders	Two
Cylinder size	39 cm × 50 cm (15 in × 20 in)

See also

Japan Railways locomotive numbering and classification

References

Naotaka Hirota Steam Locomotives of Japan (1972) Kodansha International Ltd. pp.46,49&89 ISBN 0-87011-185-X

Imperial Japanese Railway Steam Locomotives

Four-driver (A)	No class (1) A1 (150) A2 (110) A3 A4 (120, 130) A5 (190) A6 (160) · A7 (160) A8 (500, 600, 700) A9 (860) A10 (230)
Six-driver (B)	B1 (1290) B2 (1800, 1850) B3, B4 (1060, 1100) B5 (3080) B6 (2100, 2120, 2400, 2500) B7 (3150)
Abt-type Six-driver (C)	C1 (3900) C2 (3920) C3 (3950, 3980)

Four-driver (D)	D1 (5000) D2 (5100) D3 (5490) D4 (5130) D5 (5300, 5400) D6 (5500, 5630) D7 (5680) D8 (6150) D9 (6200, 6270, 6300, 6350) D10 (5700) D11 (5160) D12 (6400)
Six-driver (E)	E1 (7010, 7030) E2 (7450) E3 (8150) E4 (7700) E5 (7900) E6 (7950) E7 (8100)
Eight-driver (F)	F1 (9150) F2 (9200)

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