SBB-CFF-FFS Eem 923
The Eemian 923 SBB Cargo is a dual power locomotive for light delivery and shunting. The locomotive is designated by the manufacturer Stadler Rail as " BUTLER ".
History
With SBB Cargo are different types of locomotives for the intended service in operation, but in terms of age, conductivity and LCA no longer meet the requirements of the 2010 years. In a notification, where the last track section is not electrified, either a change of locomotives are made, or it is the entire distance driven with a diesel locomotive, even if a large part of the route would be electrified. For the six new locomotive manufacturers had submitted bids, with those won by Stadler Rail in particular because of the good environmental performance and the low cost of the tender. SBB Cargo was at Stadler Winterthur AG an order for nearly 88 million francs for 30 hybrid locomotives in contract. The aim of the SBB is to reduce CO2 emissions by 15,000 tons by 2015. With annual savings of 9000 tons, the procurement of the Eemian 923 the single most important measure dar.
Technology
The Eemian 923 is based in large part on those already in the SBB Passenger in operation Ee 922 The drive system uses two -phase asynchronous motors with IGBT-based converters. For the catenary and independent power a diesel-electric drive with a 336 kW diesel engine is available.
Use
Notably, the shunting locomotives are used in light and extra shunting; thanks to the speed of 120 km / h, shunting can also be used in the light line use. The delivery of 30 pieces made in the years 2012/13. In addition, SBB Cargo secured an option on other vehicles, which will be redeemed in the following years if necessary. The first locomotive was put into operation on 8 March 2012. The stationed in Zofingen locomotive was named after the local mountain house " Heitern ", also the other locomotives are named after local mountains.