CONTROL SYSTEM FOR AC INDUCTION MOTORS

A control system is disclosed for connecting the primary windings of a three-phase AC induction motor in a delta-connection at heavy loads and for automatically reconnecting the windings in a wye-connection at light loads to effect energy savings. A power sensor produces a control signal which is di...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: WILLS, FRANK E
Format: Patent
Sprache:eng ; fre
Schlagworte:
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