Russian locomotive class E el-8

E el-8 or Ээл8

Type and origin Power type Diesel-electric Builder Krupp, works no. 1200 Build date 1933

Specifications UIC class 2-Eo-1 Loco weight 135 t (133 long tons; 149 short tons) (?) Prime mover 2 x Sulzer 8LV31 RPM range Max. 650 rpm Transmission Diesel-electric Electrics by Secheron

Performance figures Maximum speed 60 km/h (37 mph) Power output Diesel: 2 x 825 hp (615 kW) (1 hour) 2 x 750 hp (560 kW) (continuous) Traction motors: 1,200 hp (890 kW) Tractive effort 12,000 kgf (120,000 N; 26,000 lbf)

Career Number in class 1

Class E el-8 (Cyrillic script: Ээл8) was a Russian diesel-electric locomotive built by Krupp in 1933 with engines by Sulzer and electrical equipment by Secheron.^[1]

Powertrain

There were two Sulzer 8LV31 straight-eight engines placed side-by-side with a gangway between them. This arrangement had been patented by Eugen Zbinden and Sulzer, patent US1632209 of 1927.^[2] Each engine delivered 750 hp (continuous rating) making a total of 1,500 hp. Electrical equipment was by Secheron of Geneva and total power of the traction motors was 1,200 hp.

Service

No details of the locomotive in service are available. It is not known to have been preserved.

References

1. "Sulzer Powered Locomotive in Russia". June 26, 2004.
2. "Locomotive having combined internal-combustion and electric propulsion system". Espacenet Patent Search.