Motor control circuit

Details Motor control circuit Motor control circuit

1976-01-15

1977-06-07

Miller, J D

Electricity: electrical systems and devices

Safety and protection of systems and devices

Motor protective condition responsive circuits

62158, 62217, 361 29, 318471, 318481, H02H 708

Patent

active

040285936

ABSTRACT:
A control circuit for a motor usable in a refrigeration system has a variety of condition sensors including means to sense a low refrigerant pressure and timing means to override the sensing of low refrigerant pressure for a time period during motor start-up. A lockout circuit prevents re-start of the motor following a fault condition.

REFERENCES:
patent: 3585451 (1971-06-01), Day
patent: 3673811 (1972-07-01), Adams et al.
patent: 3700914 (1972-10-01), Granieri et al.
patent: 3742302 (1973-06-01), Neill
patent: 3742303 (1973-06-01), Dageford
patent: 3753043 (1973-08-01), Plouffe

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