Electricity: electrical systems and devices – Safety and protection of systems and devices – Motor protective condition responsive circuits
Patent
1976-01-15
1977-08-16
Moose, Jr., Harry E.
Electricity: electrical systems and devices
Safety and protection of systems and devices
Motor protective condition responsive circuits
318225R, 318473, 318484, 361 29, H02H 504
Patent
active
040429660
ABSTRACT:
A motor control circuit for controlling the operation of a motor having main running-speed windings and also start-up windings includes a fixed time delay circuit to energize the main windings after a time delay following energization of the startup windings. In addition a lock-out circuit is provided to prevent re-start of the circuit following a particular fault condition.
REFERENCES:
patent: 2191158 (1940-02-01), Potter
patent: 3974430 (1976-08-01), Tyler et al.
Newell Dennis E.
Tyler Hugh J.
Moose Jr. Harry E.
Robertshaw Controls Company
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