| 摘要 |
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 |
