Control circuit for a contactor
作者： Norman H. G. Palmer
DOI:
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摘要: A control circuit is provided for a contactor which has pair of contacts and an actuator coil energizable under the switch to cause close. The provides temporary path energizing permanent through contacts. delays energization preselected time allow contact bounce cease. prevents reestablishment after
lens.org 参考文章(7)
Nuut August, Murray J Hillman, Transistor time delay relay circuit ,(1957)
T Chang, Time interlock for air conditioning compressor and the like ,(1972)
S Weihl, Protective device for refrigeration compressors ,(1972)
Ritzow Gerald R, Relay contact protecting circuits ,(1970)
Balthasar H Pinckaers, Automatically resetting motor protection circuit responsive to overcurrent and overtemperature ,(1970)
Henno Normet, Clement J. Weber, Motor protection device ,(1974)