Electro-diesel Multiple Unit
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An electro-diesel multiple unit (EDMU) or bi-mode multiple unit (BMU) is a form of a multiple unit that can be powered either by electric power picked up from the
overhead line An overhead line or overhead wire is an electrical cable that is used to transmit electrical energy to electric locomotives, trolleybuses or trams. It is known variously as: * Overhead catenary * Overhead contact system (OCS) * Overhead equipm ...
s or
third rail A third rail, also known as a live rail, electric rail or conductor rail, is a method of providing electric power to a railway locomotive or train, through a semi-continuous rigid conductor placed alongside or between the rails of a railway ...
(like an electric multiple unit – EMU) or by using an onboard diesel engine, driving an electric generator, which produces AC or DC electric power (like a
diesel-electric multiple unit A diesel multiple unit or DMU is a multiple-unit train powered by on-board diesel engines. A DMU requires no separate locomotive, as the engines are incorporated into one or more of the carriages. Diesel-powered single-unit railcars are als ...
– DEMU).


List of BMUs


Asia


China

Two variants of the China Railway CR200J-SG Fuxing (HXD1D-J and FXN3-J) high-speed train are electro-diesel (bi-mode) multiple units specifically designed for plateau operation. They are HXD1D-J manufactured by CRRC Zhuzhou Locomotive and FXN3-J manufactured by
CRRC Dalian CRRC Dalian Co., Ltd. (), often abbreviated as DLoco, is a company located in Dalian, Liaoning Province, China, producing railway locomotives, multiple units and diesel engines. The factory was established in 1899 during the period of constructio ...
. Two variants are served on
Sichuan–Tibet railway The Sichuan–Tibet railway, Sichuan–Xizang railway or Chuanzang railway () is a high-elevation higher-speed railway in China that will connect Chengdu, the provincial capital of Sichuan, and Lhasa, the provincial capital of Tibet, when fully co ...
.


Oceania


Australia

NSW TrainLink Regional Train Project The NSW TrainLink Regional Train Project is an initiative of Transport for NSW to procure new Electro-diesel multiple unit, bi-mode CAF Civity trains to replace NSW TrainLink's New South Wales Endeavour railcar, Endeavour, New South Wales Xplorer ...
is building 117 bi-mode carriages (1.5kV DC) to replace its diesel fleet of interstate and regional XPT, Xplorer and Endeavour trainsets to be delivered by CAF from 2023.


Europe


France

Bombardier has built dual-mode variants of its AGC series for the French operator SNCF; the electricity is collected by means of a
pantograph A pantograph (, from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical movements in a second pen. If a line dr ...
. *
B 81500 B, or b, is the second Letter (alphabet), letter of the Latin-script alphabet, used in the English alphabet, modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''English ...
multiple unit trains using
catenary In physics and geometry, a catenary (, ) is the curve that an idealized hanging chain or cable assumes under its own weight when supported only at its ends in a uniform gravitational field. The catenary curve has a U-like shape, superfici ...
. In service since 2005. * B 82500 – multiple unit trains using both and AC catenary. In service since October 2007. * Alstom Règiolis (B 83500, B 84500, B 85000, B 85900). In service since April 2014 (B 83500 and B 84500).


Italy

*
BTR 813 BTR may refer to: Companies * BTR Aerospace Group * BTR plc, formerly BTR Industries, one of the predecessor companies of Invensys plc * British Thomson-Houston (former name BTR), a British engineering and heavy industrial company Media, music, ...
, first electro-diesel version of the Stadler Flirt, service in the
Valle d'Aosta , Valdostan or Valdotainian it, Valdostano (man) it, Valdostana (woman)french: Valdôtain (man)french: Valdôtaine (woman) , population_note = , population_blank1_title = Official languages , population_blank1 = Italian French , ...
region since October 2019.


Norway

* 14 bi-modal variants of the Stadler Flirt trains, called in Norway, held by the state owned Norske Tog and operated by the line operator SJ AB (as SJ Nord) entering service in 2021.


Poland

*
Newag Impuls Newag Impuls is a family of standard-gauge electric, diesel and bi-mode (''hybrid'') multiple units manufactured by Polish railway rolling stock manufacturer Newag. Manufactured in several versions, they differ in the number of cars and purpose ...
is offered in electro-diesel (''hybrid'') version. First units were delivered to
West Pomeranian Voivodeship The West Pomeranian Voivodeship, also known as the West Pomerania Province, is a voivodeship (province) in northwestern Poland. Its capital and largest city is Szczecin. Its area equals 22 892.48 km² (8,838.84 sq mi), and in 2021, it was ...
and started regular revenue service in early 2021.


Russia

* DT1 (ДТ1) Russian-gauge multiple unit. In service since 2009.


United Kingdom

Electro-diesel multiple units whose electricity source is
overhead line An overhead line or overhead wire is an electrical cable that is used to transmit electrical energy to electric locomotives, trolleybuses or trams. It is known variously as: * Overhead catenary * Overhead contact system (OCS) * Overhead equipm ...
include: * British Rail Class 800 – high-speed multiple unit for use on Great Western Railway and London North Eastern Railway inter-city services. In service since October 2017. *
British Rail Class 802 The British Rail Class 802 is a type of high speed bi-mode multiple-unit passenger train designed and produced by the Japanese manufacturer Hitachi Rail. It has been operated by Great Western Railway, TransPennine Express, and Hull Trains; each ...
– high-speed multiple unit for use on Great Western Railway,
Hull Trains Hull Trains is an open-access railway operator in England owned by the multinational transport company FirstGroup. It operates long-distance passenger services between Hull / Beverley and London King's Cross. It has a track-access agreement u ...
and
TransPennine Express TransPennine Express (TPE), legally First TransPennine Express Limited, is a British train operating company owned by FirstGroup that operates the TransPennine Express franchise. It runs regional and inter-city rail services between the major ci ...
inter-city services. In service since August 2018. *
British Rail Class 805 The British Rail Class 805 ''AT300'' is a type of bi-mode multiple unit which is being built by Hitachi Rail for Avanti West Coast. Based on the Hitachi A-train design, 13 five-car units are being built to replace Class 221s on services betwee ...
– high-speed multiple unit for use on
West Coast Main Line The West Coast Main Line (WCML) is one of the most important railway corridors in the United Kingdom, connecting the major cities of London and Glasgow with branches to Birmingham, Liverpool, Manchester and Edinburgh. It is one of the busiest ...
Avanti West Coast Avanti West Coast is a train operating company in the United Kingdom owned by FirstGroup (70%) and Trenitalia (30%) that operates the West Coast Partnership franchise. During November 2016, the Department for Transport (DfT) announced the Inter ...
services to Shrewsbury and the North Wales Coast Line, replacing Class 221s *
British Rail Class 768 The British Rail Class 768 is a class of bi-mode multiple unit being converted from passenger trains by Brush Traction and Wabtec to carry parcels. History In December 2018, Rail Operations Group (ROG) ordered two Class 769s that were in the p ...
– multiple unit converted from Class 319 (with external dual-system/voltage support), for use by
Rail Operations Group Rail Operations Group (ROG) specialises in ad-hoc movement of rolling stock for rolling stock companies and train operating companies as well as locomotive spot hire services and the operation of charter trains. It has its headquarters and main ...
on parcel services. *
British Rail Class 769 The British Rail Class 769 ''Flex'' is a type of bi-mode multiple unit (BMU) and tri-mode multiple unit (TMU) which is currently being converted by Brush Traction, and running in service with Transport for Wales Rail and Northern Trains. The ...
– multiple unit converted from Class 319 (with external dual-system/voltage support), for use on Great Western Railway, Northern and
Transport for Wales Transport for Wales (TfW; cy, Trafnidiaeth Cymru; cy, TrC, label=none) is a not-for-profit company owned by the Welsh Government and managed at arms length by its appointed board. TfW oversees the Transport for Wales Group (TfW Group) consi ...
regional services. Introduction from December 2019. *
British Rail Class 755 The British Rail Class 755 is a class of bi-mode multiple unit passenger train built by Stadler Rail for Greater Anglia. Part of the FLIRT modular train family, the trains first entered service on 29 July 2019 and are used on regional and loca ...
– multiple unit for use on Greater Anglia regional services. In service since July 2019 (755/4).


See also

*
Electro-diesel locomotive An electro-diesel locomotive (also referred to as a dual-mode or bi-mode locomotive) is a type of locomotive that can be powered either from an electricity supply (like an electric locomotive) or by using the onboard diesel engine (like a diese ...


References

Multiple units Hybrid_multiple_units {{train-stub