Tools

Digital Grid Digital Grid

SIPROTEC 7SJ86

Overcurrent Protection Device as Line Protection Backup

SIPROTEC 5

SIPROTEC 5 base module with large display

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    The SIPROTEC 7SJ86 overcurrent protection has specifically been designed as backup or emergency protection for the line protection devices. With its modular structure, flexibility and the powerful DIGSI 5 engineering tool, the SIPROTEC 7SJ86 device offers future-oriented system solutions with high investment security and low operating costs.

    Main function:

    Overcurrent protection (V/inverse-time over- current protection)

    Tripping:

    3-pole

    Inputs and outputs:

    3 predefined standard variants with 4/4 current transformers/voltage transformers, 11 to
    23 binary inputs, 9 to 25 binary outputs

    Hardware flexibility:

    Flexibly adjustable and expandable I/O quantity structure within the scope of the SIPROTEC 5 modular system.

    Housing width:

    1/3 × 19 inches to 2/1 × 19 inches






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