Soviet locomotive class E el-8

From Wikipedia, the free encyclopedia
E el-8 or Ээл8
Type and origin
Power typeDiesel-electric
BuilderKrupp, works no. 1200
Build date1933
Specifications
Configuration:
 • UIC2-Eo-1
Loco weight135 t (133 long tons; 149 short tons) (?)
Prime mover2 x Sulzer 8LV31
RPM rangeMax. 650 rpm
TransmissionDiesel-electric
Electrics by Secheron
Performance figures
Maximum speed60 km/h (37 mph)
Power outputDiesel: 2 x 825 hp (615 kW) (1 hour)
2 x 750 hp (560 kW) (continuous)
Traction motors: 1,200 hp (890 kW)
Tractive effort12,000 kgf (120,000 N; 26,000 lbf)
Career
Number in class1

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

Powertrain[edit]

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[edit]

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

References[edit]

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