User:Yak52fan/SAR Class 91

Specifications
Specifications
Configuration:;
• UIC	Bo-Bo
Gauge	610
Length	10.58 metres (34 ft 9 in)
Width	2.564 metres (8 ft 4.9 in)
Height	3.632 metres (11 ft 11.0 in)
Axle load	12 tonnes (12 long tons) ;
Adhesive weight	48 tonnes (47 long tons) ;
Loco weight	48 tonnes (47 long tons) ;
Prime mover	Caterpillar D-379
RPM range	1365 rpm
Alternator	General Electric 5GT-60ICI
Traction motors	Four 5GE-778AI
Transmission	2:1 (?) gear ratio

Type and origin
Type and origin
Power type	Diesel-Electric
Builder	General Electric, United States
Model	UM6B
Build date	1972-3(?)

SAR Class 91
SAR Class 91
Power type
Type and origin
Power type	Diesel-Electric
Builder	General Electric, United States
Model	UM6B
Build date	1972-3(?)
Configuration:;
Specifications
Configuration:;
• UIC	Bo-Bo
Gauge	610
Length	10.58 metres (34 ft 9 in)
Width	2.564 metres (8 ft 4.9 in)
Height	3.632 metres (11 ft 11.0 in)
Axle load	12 tonnes (12 long tons) ;
Adhesive weight	48 tonnes (47 long tons) ;
Loco weight	48 tonnes (47 long tons) ;
Prime mover	Caterpillar D-379
RPM range	1365 rpm
Alternator	General Electric 5GT-60ICI
Traction motors	Four 5GE-778AI
Transmission	2:1 (?) gear ratio
Maximum speed
Performance figures
Maximum speed	50 km/h (31 mph)
Power output	520 kW (700 hp)
Number in class
Career
Number in class	20
First run	September 1973 ;
Disposition	18, two scrapped after accidents

The South African Railways Class 91 (GE UM6B) is a 24 gauge diesel-electric locomotive which entered service in September 1973. It is the largest 2ft gauge diesel-electric locomotive in the world- weighing in at 48 tonnes. They currently operate on the Avontuur Railway.

External links[edit]

Narrow gauge Class 91 photos and info

Plan of Class 91

[[Category:Narrow gauge locomotives] [[Category:GE locomotives] {{stub}