| 摘要 |
FIELD: electricity. ^ SUBSTANCE: invention comprises a base including an electromagnet with a magnetic conductor and an anchor, a retaining electromagnet with a magnetic conductor and an anchor, a contact spring. Connecting and retaining electromagnets are fixed on the base, at the same time anchors of the connecting and retaining electromagnets via insulation plates are connected to movable contacts, on every of which there is its own disconnecting spring. ^ EFFECT: increased efficiency and resistance of design to vibration. ^ 3 dwg |
