The HR4000 is a rapid transit railcar being manufactured by

CRRC CRRC Corporation Limited (known as CRRC) is a Chinese state-owned and publicly traded rolling stock manufacturer. It is the world's largest rolling stock manufacturer in terms of revenue, eclipsing its major competitors of Alstom and Siemens. It ...

and assembled in

Springfield, Massachusetts Springfield is a city in the Commonwealth of Massachusetts, United States, and the seat of Hampden County. Springfield sits on the eastern bank of the Connecticut River near its confluence with three rivers: the western Westfield River, the ...

for the

Los Angeles Metro Rail The Los Angeles Metro Rail is an urban rail transit system serving Los Angeles County, California, United States. It consists of seven lines, including five light rail lines (the A Line (Los Angeles Metro), A, C Line (Los Angeles Metro), C, E Li ...

heavy rail lines. A total of 64 cars are being built as part of the base order, primarily for initial section of the

D Line Extension The Metro Purple (D Line) Extension Transit Project, formerly known as the Westside Subway Extension and the Subway to the Sea, is a construction project in Los Angeles County, California, extending the rapid transit D Line (formerly the Purple ...

, with 5 (contradictory information exists about this) options that total 218 cars, 282 cars total, intended to replace the

Breda A650 The A650 is an electric multiple unit subway car built for use on the Los Angeles Metro Rail system. The cars were manufactured by the Italian company Breda at its Pistoia plant between 1988 and 1997 and are used on the Metro B and D Lines ...

as well as for overall expansion and to accommodate the later parts of the extension.

Development

Shortly after the groundbreaking of the Purple Line Extension in 2014, procurement started for new trains to run on it. The base order consists of 64 cars, 34 for the Purple Line Extension Phase 1, and 30 to replace the first order A650s (cars 501-530) with

DC motors A DC motor is any of a class of rotary electrical motors that converts direct current (DC) electrical energy into mechanical energy. The most common types rely on the forces produced by induced magnetic fields due to flowing current in the coil ...

, which would have been retired in 2021, although this has not occurred. In 2014 there were 4 option orders totaling to 218 cars; 112 cars for general expansion, 20 cars for Purple Line Extension Phase 2, 12 for Phase 3, and the remaining 74 to replace the second order of A650s (cars 531-604) with

AC motors An AC motor is an electric motor driven by an alternating current (AC). The AC motor commonly consists of two basic parts, an outside stator having coils supplied with alternating current to produce a rotating magnetic field, and an inside roto ...

(to have been retired in 2030). The base order was to be delivered from 2019 to 2021, with the options from 2021 to 2030. CRRC was chosen as the manufacturer in 2017. At that point, they had expected a Spring 2020 first delivery with completion in 2021. To accommodate this order, yard expansion work started in 2019. As of January 2022, it is scheduled for completion in 2023. The design was first unveiled in July 2021. As of May 2023, the first cars are scheduled to be delivered early August.

Design

The exterior design shows influence from the

Kinki Sharyo P3010 The Kinki Sharyo P3010 is an articulated light rail car used on the Los Angeles County Metro Rail system manufactured by Kinki Sharyo, operated on all of the Metro Rail light rail lines. History of the contract AnsaldoBreda delivered 50 P2 ...

s found on the light rail lines with yellow sides and full-color LED destination signs, compared to the green monochrome dot-matrix LED signs used with the A650s. Internally, it features more longitudinal seating than its predecessors to increase capacity (although early renders depicted against such).

References

Los Angeles Metro Rail {{US-train-stub Electric multiple units of the United States 750 V DC multiple units CRRC multiple units

Development

Design

See also

References