IEC EN 62689-1 Current and Voltage Sensors or Detectors to be Used for Fault Crossover Indication Purposes - Part 1: General Principles and Requirements

Electric Electronic Tests

IEC EN 62689-1 Current and Voltage Sensors or Detectors to be Used for Fault Crossover Indication Purposes - Part 1: General Principles and Requirements

EUROLAB, with its state-of-the-art accredited laboratories and expert team, provides precise and fast testing services within the scope of IEC EN 62689-1 test. This part of IEC EN 62689 sets out the minimum requirements (hence their performance) and subsequent classification and testing (other than functional and communicative) for fault transition indicators (FPIs) and distribution substation units (DSUs) (including their current or voltage). ) defines. Sensors are a device or a combination of functions that can detect faults and provide indications about their location, respectively.

IEC EN 62689-1 Current and Voltage Sensors or Detectors to be Used for Fault Crossover Indication Purposes - Part 1: General Principles and Requirements

Different names are used to designate FPIs depending on the region of the world and their function in the ability to detect different types of faults, for example:

  • fault detector;
  • Smart sensor;
  • Faulty circuit indicator (FCI);
  • Short circuit indicator (SCI);
  • Ground fault indication (EFI);
  • FCI installed at the test point;
  • Combination of the above.

Simpler versions that use only local information/signals or local communication are called FPI, while very advanced versions are called DSU. Second, it is explicitly designed for smart grids and is based on the communication protocols IEC EN 60870-5 and IEC EN 61850.

The deep experience with deep integration between electronics and indicator transformers will be gathered on a broader basis yet, as this type of equipment is not yet common in the industry.

This section of IEC EN 62689 details the FPI/DSU classification according to the first "core" classification defined in IEC EN 62689-2, which clearly focuses on the description of electrical phenomena and the response of the electrical system during faults.

EUROLAB assists manufacturers with IEC EN 62689-1 test compliance. Our test experts, with their professional working mission and principles, provide you, our manufacturers and suppliers, the best service and controlled testing process in our laboratories. Thanks to these services, businesses receive more effective, high-performance and quality testing services and provide safe, fast and uninterrupted service to their customers.

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