Russian locomotive class E el-8

E el-8 or Ээл8

Diesel-electric locomotive class E el-8

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

Specifications UIC class 2-Eo-1 Loco weight 135 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 Power output Diesel: 2 x 825 hp (1 hour) 2 x 750 hp (continuous) Traction motors: 1,200 hp Tractive effort 12,000 kgf

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

Drawing of locomotive E el-8

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 currently available. It is not known to have been preserved.

References

1. http://www.derbysulzers.com/russia.html
2. http://worldwide.espacenet.com/publicationDetails/originalDocument?CC=US&NR=1632209A&KC=A&FT=D&ND=3&date=19270614&DB=EPODOC&locale=en_EP