by reversal of supply connections

Full Title

Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters (stopping of synchronous motors with electronic commutators H02P6/24; stopping dynamo-electric motors rotating step by step H02P8/24; vector control H02P21/00) > for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter > for stopping or slowing a DC motor > by reversal of supply connections