FIELD: electrical engineering. SUBSTANCE: driving device for power high-voltage switch has working cylinder with piston and rod and energy storage composed of bellows filled with compressed gas and closed by upper and lower lids and hydraulic accumulator. Upper lid is mobile. Body of driving device is formed by central power lid and bearing supports, upper lid, enclosure and body of energy storage. Bearing supports carry part of auxiliary equipment. cylindrical longitudinal segments forming mentioned enclosure and shutting internal space of driving device are attached to bearing supports. EFFECT: simplified design and improved operational reliability. 2 cl, 2 dwg
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