Pole-amplitude modulated two-speed induction motor

Pole-amplitude modulated two-speed induction motor with push button starter, mid 1960's. 415V, 3 phase, 4/6 pole single winding, 1425 rpm at .75KW or 900 rpm at .25 KW


Electricity Supply
Object Number:
University of Bristol (Engineering Labs); Rawcliffe, G.H.

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