Hybrid circuit-breaker for interrupting currents having high dc components
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United States of America Patent
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Mar 22, 1994
Grant Date -
N/A
app pub date -
Nov 16, 1992
filing date -
Nov 20, 1991
priority date (Note) -
Expired
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Abstract
A hybrid circuit-breaker for interrupting currents having high DC components, said hybrid circuit-breaker comprising a compressed-air circuit-breaker that re-closes automatically, and a sulfur hexafluoride circuit-breaker, the circuit-breakers being disposed in series.
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