CRRC Zhuzhou SS1

Built by Zhuzhou

Top speed

95 km/h

59 mph

Power output

3,780 kW

5,069 hp

Weight

138 t

304,238 lb

Length

19.4 m

63 ft 8 in

Track gauge

1,435 mm

Standard gauge

Years built

1968–1988

819 units

Overview of the CRRC Zhuzhou SS1

Explore the SS1 electric locomotive, a workhorse of Chinese railways.

Built by Zhuzhou from 1968 to 1988, this sturdy machine, series VL60, was produced in 819 units for the China Railway Corporation.

Boasting an impressive 3780 kW power output and 487 kN tractive effort, the SS1 is capable of reaching speeds up to 95 km/h. Its Co'Co' wheel arrangement ensures excellent adhesion on the standard 1435 mm gauge tracks.

Measuring 19.4 meters long, 3.11 meters wide, and 4.14 meters high, and weighing 138 tons, this electric locomotive operates on 25 kV AC 50 Hz systems, making it an efficient and reliable choice for freight transport.

It represents a significant chapter in the history of high-power locomotives in China.

CRRC Zhuzhou SS1 technical specifications

	Value	Imperial / US
Series	VL60
Built by	Zhuzhou · 1968–1988819 units
Top speed	95 km/h59 mph	59 mph
Power output	3,780 kW5,069 hp	5,069 hp
Tractive effort	487 kN109,482 lbf	109,482 lbf
Electric systems	25 kV AC 50 Hz
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	Co'Co'
Length	19.4 m63 ft 8 in	63 ft 8 in
Width	3.11 m10 ft 2 in	10 ft 2 in
Height	4.14 m13 ft 7 in	13 ft 7 in
Weight	138 t304,238 lb	304,238 lb
Axle load	23 t50,706 lb	50,706 lb