Short-circuit current limiter and method for operating a short-circuit current limiter

摘要

The invention relates to a short circuit current limiter with a first breaker system (4) comprising a first circuit breaker (6) and a first fuse (8), which are connected in parallel with each other. The invention is characterized in that the circuit breaker (6, 7) is a vacuum tube or a gas-insulated interrupter unit, wherein the first circuit breaker (6) with a drive unit (10) for opening or closing a first contact unit (12) mechanically coupled in Connection stands.