Victorian Railways S class (diesel)

Type and origin
Type and origin
Power type	Diesel-electric
Builder	Clyde Engineering, Granville
Model	EMD A7 (first order); EMD A16C (second order)
Build date	1957-1961
Total produced	18

Victorian Railways S class
Victorian Railways S class
	Preserved S303 at the Seymour Railway Heritage Centre in October 2007
Power type
Type and origin
Power type	Diesel-electric
Builder	Clyde Engineering, Granville
Model	EMD A7 (first order); EMD A16C (second order)
Build date	1957-1961
Total produced	18
Configuration:;
Specifications
Configuration:;
• UIC	Co′Co'
• Commonwealth	Co-Co
Gauge	1,435 mm (4 ft 8+1⁄2 in),; 1,600 mm (5 ft 3 in)
Length	18.72 m (61 ft 5 in)
Axle load	19.3 t (19.0 long tons; 21.3 short tons)
Loco weight	116 t (114 long tons; 128 short tons)
Fuel type	Diesel
Prime mover	EMD 16-567C
RPM range	300-950rpm
Engine type	V16
Aspiration	Supercharged (Roots blower)
Displacement	9072ci total
Generator	EMD D12/D22
Traction motors	EMD D27/D37/D47
Head end power	Nil
Cylinders	16
Cylinder size	567ci
Transmission	Diesel-electric
Train brakes	A7/B7
Maximum speed
Performance figures
Maximum speed	133 km/h (83 mph)
Power output	1,350 kW (1,810 hp)
Operators
Career
Operators	Victorian Railways
Number in class	18
Numbers	S300-S317
Nicknames	Bulldogs, Streamliners
Delivered	1957
First run	21 Aug 1957
Last run	7 Dec 1961
Preserved	S300, S301, S303, S306, S307, S308, S310, S313
Current owner	VicTrack Heritage; Seymour Railway Heritage Centre; Steamrail Victoria; Southern Shorthaul Railroad
Disposition	4 in service, 4 preserved, 4 stored, 6 scrapped

The S class are a class of diesel locomotives built by Clyde Engineering, Granville for the Victorian Railways between 1957 and 1961.