WAGR M class (diesel)

Specifications
Specifications
Configuration:;
• AAR	B-B
• UIC	B'B'
Gauge	1,067 mm (3 ft 6 in)
Loco weight	M: 53.8 tonnes (53.0 long tons; 59.3 short tons); MA: 44.7 tonnes (44.0 long tons; 49.3 short tons)
Fuel type	Diesel
Prime mover	M: Cummins VTA 1710L; MA: Caterpillar D379B
Transmission	Voith L4R4U2
MU working	M: none; MA: within class.

Type and origin
Type and origin
Power type	Diesel-hydraulic
Builder	Walkers Limited, Maryborough
Model	GH500V
Build date	1972–1973
Total produced	M: 2; MA: 3

Western Australian Government Railways M/MA class
Western Australian Government Railways M/MA class
	MA1862 & M1851 at Forrestfield in March 1986
Power type
Type and origin
Power type	Diesel-hydraulic
Builder	Walkers Limited, Maryborough
Model	GH500V
Build date	1972–1973
Total produced	M: 2; MA: 3
Configuration:;
Specifications
Configuration:;
• AAR	B-B
• UIC	B'B'
Gauge	1,067 mm (3 ft 6 in)
Loco weight	M: 53.8 tonnes (53.0 long tons; 59.3 short tons); MA: 44.7 tonnes (44.0 long tons; 49.3 short tons)
Fuel type	Diesel
Prime mover	M: Cummins VTA 1710L; MA: Caterpillar D379B
Transmission	Voith L4R4U2
MU working	M: none; MA: within class.
Maximum speed
Performance figures
Maximum speed	45 mph (72 km/h)
Power output	M: 450 kW (600 hp); MA: 520 kW (700 hp)
Tractive effort	109 kN (25,000 lbf)
Operators
Career
Operators	Western Australian Government Railways
Number in class	M: 2; MA: 3
Numbers	M1851–M1852; MA1861–MA1863
First run	1972

The M/MA class are a class of diesel-hydraulic locomotives built by Walkers Limited, Maryborough for the Western Australian Government Railways in 1972–1973.

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