by progressive reduction of impedance in secondary circuit

Introduced: September 1968

Last revised: January 2006

Full Title

Arrangements for starting electric motors or dynamo-electric converters > for starting dynamo-electric motors or dynamo-electric converters > for starting an individual polyphase induction motor > by progressive reduction of impedance in secondary circuit

Classification Context

Section:: ELECTRICITY
Class:: GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
Subclass:: CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS

1 direct subcode

Child Classifications

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H02P 1/36 the impedance being a liquid resistance