Improvements on 16 2/3 frequency motors made it possible to build motors for higher frequency and to design 50-cycle motor with specific weight and characteristics that compare favorably with those of 16 2/3 and even of d-c traction motors.
Single phase 50-cycle a-c series commutator motor for railroad traction
De eenphase serie-collector-tractie-motor voor 50 perioden wisselstroom
Ingenieur ; 62 , n 48
1950
Article (Journal)
Dutch
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