Electric arc detection device, switchgear unit comprising...

Details Electric arc detection device, switchgear unit comprising... Electric arc detection device, switchgear unit comprising...

2007-04-04

2010-02-02

DeBeradinis, Robert (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

Ground fault protection

Reexamination Certificate

active

07656626

ABSTRACT:
The invention relates to an electric arc detection device comprising analyzing means supplying current and voltage integration signals. The analyzing means supply current and voltage differential signals. Decision-making means comprise a disable unit supplying adaptive disable signals and comprising detection means supplying at least one decision-making aid signal according to at least one adaptive disable signal and to the current differential signal or the current integration signal. A decision-making unit supplies a trip signal according to the decision-making aid signals.

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