Japan

Owner	Engine Model	Builder/Wheel Arrangement/Gauge	Electrical Equipment	Total	Running Numbers
Japan National Railways	8LDA25 1,000hp	Mitsubishi Heavy Industries 1953-1955, Bo-Bo, 3ft 6in	Mitsubishi Electric	6	DD501 - DD506(1)
Japan National Railways	6LDA22 750hp	Mitsubishi Heavy Industries 1954, Bo-Bo, 3ft 6in	hydraulic	1	# ??
Japan National Railways	8LDA25 1,200hp	Mitsubishi Heavy Industries 1957-62, Bo-Bo-Bo, 3ft 6in	Mitsubishi Electric	65	DF50 01 - DF50 65(2)

Notes
(1)Single ended BoBo, diesel electric - 900hp at 800rpm/1,000hp at 850rpm, length 11,900mm, weight 57.9/61.1 tons (empty/operating), speed 90km/h, gear ratio 73:16.
(2)'D'= diesel; 'F'= six driving axles; Double ended BoBoBo, 1,060hp at 800rpm/1,200 at 850rpm, length 16,400mm, weight 78.2/84.2 tons; '5'= max speed greater than 90km/hr, gear ratio 72:17. Built for narrow gauge 3'6" lines. All withdrawn by August 1983, three preserved.
Sulzer engines built under license by Mitsubishi.

The 1953 Bo-Bo

The 1954 Bo-Bo

The 1957 Bo-Bo-Bo

Page added April 30th 2005.
Page update May 21st 2005.

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