Motor control circuit

Details Motor control circuit Motor control circuit

1986-10-23

1989-09-05

Tarcza, Thomas H.

Electrical generator or motor structure

Dynamoelectric

Rotary

H02K 1100

Patent

active

H00006777

ABSTRACT:
Described is a control circuit or energizing circuit for a series field mr. To limit the surge of inrush startup current to no greater than the steady-state running current, a series string of three thermistors is inserted in series with the motor. The thermisters have negative temperature coefficient, and have nominally equal ratings and values. The circuit has application in motor/blower systems.

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