1991

These units are acquired from the Swiss Federal Railways (SBB) in 1991:
- unit Deh 4/6 905 is converted and designated as De 4/4 121;
- unit Deh 4/6 907 is converted and designated as Deh 4/6 122.
 

Sources: https://de.zxc.wiki/wiki/SBB_Fhe_4/6

1993

Unit Deh 4/6 122 is converted to De 4/4 122 between 1993 and 1994.  

Sources: https://de.zxc.wiki/wiki/SBB_Fhe_4/6

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Latest update on the 26th of December 2020 at 11:20

Contributor(s): Tudor C.

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