Michel Perret

Control device for actuating at least two items of switchgear in co-ordinated manner, one of which items performs interruption in a vacuum

High-voltage hybrid circuit- breaker

Hybrid high voltage circuit breaker

Arc-blasting switch possessing a break chamber with low gas compression and reciprocating piston movement

INTERRUPTING CHAMBER OF A CIRCUIT-BREAKER HAVING TWO COMPRESSION VOLUMES

Interrupting Chamber Having Two Compression Chambers

Hybrid circuit breaker for middle or high voltage with vacuum and gas

High voltage circuit breaker with a decompression valve for a thermal arcing chambre

Circuit breaker having and outlet channel for the compression chamber

Arc blowing switch with reduced gas compression interrupt chamber and alternating piston movement