SLM Ee 3/3 IV

Built by SLM, SAAS

Top speed

60 km/h

37 mph

Power output

390 kW

523 hp

Weight

48 t

105,822 lb

Length

10.02 m

32 ft 10 in

Track gauge

1,435 mm

Standard gauge

Years built

1962–1963

Overview of the SLM Ee 3/3 IV

Discover the Ee 3/3 IV electric locomotive, an iconic piece of Swiss railway history.

Built by SLM and SAAS between 1962 and 1963, this versatile locomotive served the Swiss Federal Railways (SBB) as the SBB Ee 934.

With a robust build weighing 48 tons and a length of 10.02 meters, it was designed for standard gauge tracks of 1435 mm.

The Ee 3/3 IV boasted a power output of 390 kW and a tractive effort of 118 kN, making it well-suited for shunting and local duties, reaching a top speed of 60 km/h.

Its impressive adaptability is highlighted by its capability to operate on multiple electrical systems, including 15 kV AC 16.7 Hz, 25 kV AC 50 Hz, 1.5 kV DC, and 3 kV DC.

Explore the detailed technical specifications of this remarkable Swiss electric locomotive.

SLM Ee 3/3 IV technical specifications

	Value	Imperial / US
Built by	SLM, SAAS · 1962–1963
Top speed	60 km/h37 mph	37 mph
Power output	390 kW523 hp	523 hp
Tractive effort	118 kN26,527 lbf	26,527 lbf
Electric systems	15 kV AC 16.7 Hz 25 kV AC 50 Hz 1.5 kV DC 3 kV DC
Track gauge	1,435 mmStandard gauge4 ft 8½ in	4 ft 8½ in
UIC axle arrangement	C
Length	10.02 m32 ft 10 in	32 ft 10 in
Height	3.75 m12 ft 4 in	12 ft 4 in
Weight	48 t105,822 lb	105,822 lb