FIELD: electric engineering.
SUBSTANCE: switch is closed on top with head that comprises head flange, in which driving shaft leading outside is installed. At this head flange there might be an available upper transmission step is arranged, or by means of compatible flange, a flywheel drive is installed without necessity in additional various units, in particular special head of switch.
EFFECT: provision of possibility to implement actuation of insulated switching shaft only with one head of switch, independently on type of drive.
2 cl, 4 dwg
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