Distance Protection Relay for Medium and Sub-Transmission



SIPROTEC 5 base module with large Display

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    The SIPROTEC 7SA82 distance protection has been designed particularly for the cost-optimized and compact protection of lines in medium-voltage and high-voltage systems. With its flexi- bility and the powerful DIGSI 5 engineering tool, the SIPROTEC 7SA82 device offers future-oriented system solutions with high investment security and low operating costs.

    Main function:

    Distance protection for medium-voltage and high voltage applications


    3-pole, minimum tripping time: 19 ms

    Inputs and outputs:

    4 current transformers, 4 voltage transformers,
    11 or 23 binary inputs, 9 or 16 binary outputs

    Hardware flexibility:

    Different hardware quantity structures for binary inputs and outputs are available in the 1/3 base module. Adding 1/6 expansion modules is not possible; available with large or small display.

    Width of housing:

    1/3 x 19 inches

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