) , image = Russian PA-1 Rail bus. (11171319066).jpg , imagealt = , imagesize = 300px , caption = RA1-0009 (731 model) , interiorimage = RA1 731 interior.jpg , interiorimagealt = , interiorcaption = , service = , manufacturer = Metrowagonmash , ordernumber = , factory = , family = , replaced = , yearconstruction = 1997-OT , yearservice = , refurbishment = , yearscrapped = , numberconstruction= , numberbuilt = 173 , numberservice = , numberpreserved = , numberscrapped = , formation = , diagram = , code = , fleetnumbers = , capacity = , operator =

(till 2007) , depots = , lines = , carbody = , trainlength = , carlength = , width = , height = , floorheight = , platformheight = , entrylevelorstep = , doors = , art-sections = , wheeldiameter = , wheelbase = , maxspeed = 120 km/h , weight = , axleload = , traction = , engine =

Diesel engine The diesel engine, named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to mechanical compression; thus, the diesel engine is a so-call ...

, poweroutput = 315 kW , tractiveeffort = , transmission =

Hydraulic machinery Hydraulic machines use liquid fluid power to perform work. Heavy construction vehicles are a common example. In this type of machine, hydraulic fluid is pumped to various hydraulic motors and hydraulic cylinders throughout the machine and b ...

, acceleration = , deceleration = , aux = , powersupply = , hvac = , electricsystem = , collectionmethod = , uicclass = , aarwheels = , bogies = 2 , brakes = , safety = , coupling = , multipleworking = , gauge = , notes = RA1 (russian: РА1 - рельсовый автобус, тип 1) (Rail Bus, 1st type) - a series of rail buses that unified structurally with metrovagon. It is produced by JSC "

Metrovagonmash Metrowagonmash, also Metrovagonmash (russian: ОАО "Метровагонмаш", OAO "Metrovagonmash"), is an engineering company in Mytishchi, Russia. Metrowagonmash (MWM) is one of the leading enterprises in Russia operating in the f ...

". That is an independent mobile unit for the carriage of passengers. The term " Motor coach" is considered more correct by the majority of specialists. However PA1 is classified exactly as "

railbus A railbus is a lightweight passenger railcar that shares many aspects of its construction with a bus, typically having a bus (original or modified) body and four wheels on a fixed base, instead of on bogies. Originally designed and developed ...

es" in the JSC "Metrovagonmash" factory documentation. Designed for the transport of passengers on non-electrified sections of railways and can be used for urban, suburban and interregional communication. Railbus have cabins at both ends of the car, and do not require a turn. At the same time, RA1 can be operated singly and in the system of many units (in pairs with 2-3 sections) both. The family PA1 is represented by six models. The body, the crew and the undercarriage are made on the basis of the " Yauza" subway wagons.

History

Only three copies of this bus were issued for the first 4 years of production (1997-2002). First unit was operated in motor-car depot South-Eastern Railway since August 2000. Second one entered the

Kaliningrad Railway Kaliningrad Railway (russian: link=no, Калининградская железная дорога) is the smallest subsidiary of the Russian Railways by route length (618 km) and differs from other Russian railways in having a string of standard ...

after testing at the experimental ring in

Shcherbinka Shcherbinka (russian: Ще́рбинка) is a town, formerly in Moscow Oblast, Russia, and since July 1, 2012 a federal city subject (settlement) of Moscow, Russia. It is located south of the center of Moscow. Population: History It was fo ...

in June 2002. The third unit design documentation was developed, but release of unit was heavily delayed. The first and second "railbuses" had imported diesel engine and hydraulic transmission on board. The third unit designed for domestic nodes installation. All unitscopies had design different from each other. The first copy of RA1 was originally released with a Scharfenberg automatic coupler (metro coupler) and high footrests. Further, this coupler was replaced by an automatic coupler "

SA-3 The S-125 ''Neva/Pechora'' (russian: С-125 "Нева"/"Печора", NATO reporting name SA-3 ''Goa'') is a Soviet surface-to-air missile system that was designed by Aleksei Isaev to complement the S-25 and S-75. It has a shorter effective ra ...

". Third unit was sent for Dubna city operations. There was a break in 2004–2005, because the rail buses went into series and became entering to many roads of the rail network by small lots. No less than 38 RA1 rail buses have been manufactured at October 2005. The number was reached 91 units (excluding export and metro versions) at the end of 2006. Plus 41 export units and some machines for the domestic metro. RA1 Kalinigrad depot (crop)

References

Railbuses {{Russia-rail-transport-stub