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Download our 2025 Product Catalog for detailed drawings and technical parameters of all switchgear components.
Get Catalog
Download our 2025 Product Catalog for detailed drawings and technical parameters of all switchgear components.
Get Catalog


Current chopping occurs when a vacuum circuit breaker forces premature arc extinction before the natural current zero—generating switching overvoltages that…

Ferroresonance is an unpredictable, potentially destructive oscillation phenomenon that occurs when a nonlinear inductance—typically a transformer’s magnetizing inductance—interacts with system…

A medium-voltage vacuum circuit breaker must open or close its contacts within 30–80 milliseconds—whether the command arrives during a winter…