FIELD: electromagnetic drives of automatic-control devices.
SUBSTANCE: proposed device has first and second power terminals, first and second windings, two auxiliary breaking contacts, as well as series-connected current-limiting component and isolating diode; diodes are also connected in parallel with electromagnetic drive windings and in opposition to isolating diode.
EFFECT: enhanced reliability and operating efficiency, enlarged functional capabilities.
10 cl, 7 dwg
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SU1814094A1 |
