The CMM 400-2 is a

diesel 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 also ...

produced by

Materfer Materfer (an acronym for Material Ferroviario S.A.) is an Argentina, Argentine manufacturer of railway and road vehicles, located in the city of Ferreyra in Córdoba Province (Argentina), Córdoba Province. The company was established by Fiat Conc ...

Córdoba Province, Argentina Córdoba () is a Provinces of Argentina, province of Argentina, located in the center of the country. Its neighboring provinces are (clockwise from the north) Santiago del Estero Province, Santiago del Estero, Santa Fe Province, Santa Fe, Buenos ...

. The units are produced in

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

's three primary track gauges and the

standard gauge A standard-gauge railway is a railway with a track gauge of . The standard gauge is also called Stephenson gauge (after George Stephenson), international gauge, UIC gauge, uniform gauge, normal gauge in Europe, and SGR in East Africa. It is the ...

variants were the first to be produced for

General Urquiza Railway The General Urquiza Railway (FCGU) (in Spanish: Ferrocarril General Urquiza), named after the Argentine general and politician Justo José de Urquiza, is a standard gauge railway of Argentina which runs approximately northwards from Buenos Aires ...

services in

Entre Ríos Province Entre Ríos (, "Between Rivers") is a Center Region, Argentina, central provinces of Argentina, province of Argentina, located in the Mesopotamia, Argentina, Mesopotamia region. It borders the provinces of Buenos Aires Province, Buenos Aires (so ...

Overview

The DMUs come in 1000mm, 1435mm and 1676mm track gauges, and can thus be used on any part of

the network The Network is an American six-piece new wave band. they released their debut album '' Money Money 2020'' on Adeline Records on September 30, 2003. After a 15-year hiatus, the band became active again in 2020, releasing a follow-up album tit ...

with the exception of a few tourist services. Most components are built in

, with the exception of a few such as its German

Knorr Bremse Knorr-Bremse AG is a German manufacturer of Brake, braking systems for Train, rail and commercial vehicles that has operated since 1905. Other products in the company's portfolio include intelligent door systems, control components, air conditio ...

brakes and Swedish

Scania Scania ( ), also known by its native name of Skåne (), is the southernmost of the historical provinces of Sweden, provinces () of Sweden. Located in the south tip of the geographical region of Götaland, the province is roughly conterminous w ...

engines. The possibility of upgrading the Scania engines to more powerful

Deutz AG Deutz AG is a German internal combustion engine manufacturer, based in Porz, Cologne, Germany. History The company was founded by Nicolaus Otto, the inventor of the four-stroke internal combustion engine, and his partner Eugen Langen on 3 ...

engines on all future and existing rolling stock is being considered. Some of the passenger comforts in the cars include; air conditioning, pneumatic suspension, reclining seats and

LED A light-emitting diode (LED) is a semiconductor device that emits light when current flows through it. Electrons in the semiconductor recombine with electron holes, releasing energy in the form of photons. The color of the light (corresp ...

lighting. Each car has a capacity for 70 seated passengers and each trainset has a conductor's cabin on each side.Nuevo servicio diferencial entre Victoria y Capilla del Señor con formaciones 0 km
- SOFSE, 13 April 2015.

Usage

The units can be found on a variety of different urban and inter-urban services in Argentina. The first trainsets were sent to

for inter-urban services on the

Paraná Paraná, Paranã or Parana may refer to: Geology * Paraná Basin, a sedimentary basin in South America Places In Argentina *Paraná, Entre Ríos, a city * Paraná Department, a part of Entre Ríos Province In Brazil *Paraná (state), a state ...

Concepción del Uruguay Concepción del Uruguay is a city in Argentina. It is located in the Entre Ríos province, on the western shore of the Uruguay River, some 320 kilometers north from Buenos Aires. Its population is about 80,000 inhabitants (). History The city ...

line. The units on the

General Roca Railway The General Roca Railway (FCGR) (native name: Ferrocarril General Roca) is a broad gauge railway in Argentina which runs from Constitución station in Buenos Aires to the south of the country through the provinces of Buenos Aires, La Pampa, ...

are used for inter-urban services between

Bragado Bragado is a city in the center-northwest provinces of Argentina, province of Buenos Aires Province, Buenos Aires, Argentina, and the head town of Bragado Partido. The city is 210 km west-southwest from Buenos Aires, Buenos Aires City, not f ...

Realicó Realicó is a city in La Pampa Province, Argentina. It was founded the second of March in 1907 by Tomás Leopoldo Mullally. The small farming town has a population of about 7,000. There is one stoplight, and it is always blinking. A major employe ...

General Pico General Pico is a city located in the northeast of La Pampa Province, Argentina. It is located at above sea level and inside the region of the ''Pampa Húmeda Llana'' (Flat-Humid Pampas). It has a surface area of . The city was founded on Novem ...

Buenos Aires Buenos Aires, controlled by the government of the Autonomous City of Buenos Aires, is the Capital city, capital and largest city of Argentina. It is located on the southwest of the Río de la Plata. Buenos Aires is classified as an Alpha− glob ...

and

La Pampa La Pampa () is a sparsely populated province of Argentina, located in the Pampas in the center of the country. Neighboring provinces are from the north clockwise San Luis, Córdoba, Buenos Aires, Río Negro, Neuquén and Mendoza. History In ...

provinces. CMM 400-2 trainsets on the

Mitre Line The Mitre line is an Argentine broad gauge commuter rail service in Buenos Aires Province and is part of the Ferrocarril General Bartolomé Mitre division. The service is currently operated by the state-owned company Operadora Ferroviaria Soci ...

were used for its diesel branch between

Victoria Victoria most commonly refers to: * Queen Victoria (1819–1901), Queen of the United Kingdom and Empress of India * Victoria (state), a state of Australia * Victoria, British Columbia, Canada, a provincial capital * Victoria, Seychelles, the capi ...

and Capilla del Señor. These units had serious problems when they were incorporated into this branch since the tracks had not been replaced beforehand and the poor condition of the tracks led to mechanical failures. Therefore, the CMM 400-2 units were reassigned for them to been used for the Tren del Valle, which became the most successful train branch in the country since it opens in 2015.Randazzo anunció que el tren del valle entre Cipolletti y Neuquén comenzará a funcionar el 20 de julio
- Telam, 2 June 2015. In 2015 the first narrow gauge units began to arrive in

Chaco Province Chaco (; Wichi languages, Wichi: ''To-kós-wet''), officially the Province of Chaco ( ) is one of the 23 provinces of Argentina, provinces of Argentina. Its capital and largest city is Resistencia, Chaco, Resistencia. It is located in the north- ...

to begin operating on a

General Belgrano Railway The General Manuel Belgrano Railway (FCGMB) (Spanish: Ferrocarril General Manuel Belgrano), named after the Argentine politician and military leader Manuel Belgrano, is a railway and the longest of the Argentine system. It was one of the six s ...

branch whose tracks were completely replaced in order to run freight and passenger services along the entire width of the province. Their bodywork has a slightly different appearance to the standard and broad gauge units found on other lines.LLEGÓ AL CHACO EL PRIMER TREN DE PASAJEROS CERO KILÓMETRO
- 365 Periodismo, 8 June 2015.

References

External links

* {{Rolling stock manufacturers of Argentina Multiple units of Argentina Materfer

Overview

Usage

See also

References

External links