4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. With specific quantity comparison means

Simon Tian

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Device for monitoring a neutral and earth break and...

Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Electrical signal parameter measurement system
Reexamination Certificate

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Device for preventive detection of faults with identification of

Electricity: measuring and testing – Fault detecting in electric circuits and of electric components – For fault location
Patent

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Device for preventive detection of faults with recognition of th

Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific quantity comparison means
Patent

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Earth leakage protection device and electrical switchgear...

Electricity: electrical systems and devices – Safety and protection of systems and devices – Ground fault protection
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1615101

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