Electric locomotives for the Italian State Railways
The FS Class E.620 was a class of third-rail electric locomotives built by Officine Meccaniche Reggiane for the Italian State Railways (FS). They were built in 1925 using motors and electrical equipment from Class E.10 railcars which had been withdrawn in 1923. After World War II they were converted to 3,000 volt DC operation and became FS Class E.621.
They were equipped with six nose-suspended direct current traction motors with a total output of . This power was transferred to the axles via a geared final drive and through this they had a maximum speed of . They received power from a 650 V DC third rail system, with the traction current being picked up by contact shoes.
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