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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 safety risk is only one aspect of arc faults. The damage to equipment causing power supply and process disturbance may lead to substantial costs, in the order of millions of euros…
Siemens SIQuench arc quenching device
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 safety risk is only one aspect of arc faults. The damage to equipment causing power supply and process disturbance may lead to substantial costs, in the order of millions of euros…