for starting an individual polyphase induction motor

Full Title

Arrangements for starting electric motors or dynamo-electric converters (starting of synchronous motors with electronic commutators H02P6/20, H02P6/22; starting dynamo-electric motors rotating step by step H02P8/04; vector control H02P21/00) > for starting dynamo-electric motors or dynamo-electric converters > for starting an individual polyphase induction motor

Child Classifications

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• H02P 1/265
• H02P 1/28 by progressive increase of voltage applied to primary circuit of motor
• H02P 1/30 by progressive increase of frequency of supply to primary circuit of motor
• H02P 1/32 by star/delta switching
• H02P 1/34 by progressive reduction of impedance in secondary circuit
• H02P 1/38 by pole-changing
• H02P 1/40 in either direction of rotation