FIELD: induction-motor drives. SUBSTANCE: starting gear has three-phase switch built up of diode and thyristor connected into parallel opposition, three isolating diodes, three rectifying diodes, variable resistor, START and STOP buttons, auxiliary thyristor, comparator, and amplifier. EFFECT: enlarged functional capabilities. 2 dwg
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Authors
Dates
1995-12-27—Published
1991-02-01—Filed