SIQuench: Arc fault protection beyond the standards
The occurrence of an internal arc fault in a well-designed, type-tested, correctly installed and operated switchgear is improbable – but not impossible – mostly linked to human-related errors or environmental causes.

The occurrence of an internal arc fault in a well-designed, type-tested, correctly installed and operated switchgear is improbable – but not impossible – mostly linked to human-related errors or environmental causes.