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Source: drehscheibe-online.de

Source: flickr.com

Source: flickr.com

Source: query.sta.be.ch

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Switzerland: Bt 80-35 950 - 953

Also known as: Bt 20-33 950 - 953, Bt4ü

UIC / EVN numbering: 50 63 20-33, 50 85 80-35

Railway companies: BLS - Bern-Lötschberg-Simplon Railway

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50 63 20-33 950-6 1 x
50 85 80-35 951-3 1 x
50 85 80-35 952-1
50 85 80-35 953-9
211
50 63 20-33 951-4 1 x
50 63 20-33 952-2
50 63 20-33 953-0 1 x

1961

The first unit from this series, registered Bt4ü 211, is delivered between 1961/62* together with the following units: SEZ unit Bt4ü 212, GBS units Bt4ü 213 - 214 and BN units Bt4ü 215 - 216.

*according to other sources 1963

Sources: https://www.drehscheibe-online.de/foren/read.php?017,8429173, https://forum.spur-n-schweiz.ch/index.php?thread/9103-bls-ew-i-bt/

1969

Unit Bt4ü 211 receive new registration Bt 20-33 950.

Sources: https://www.drehscheibe-online.de/foren/read.php?017,8429173

1971

in 1971, 3x additional units are delivered, registered Bt 20-33 951 - 953.

Sources: https://www.drehscheibe-online.de/foren/read.php?017,8429173

Latest update on the 23rd of October 2022 at 12:29

Contributor(s): Tudor C.

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