SIPROTEC 7SD87

SIPROTEC 7SD87

The SIPROTEC 7SD87 differential protection device is suitable for the selective protection of overhead lines and cables with single-ended and multi-ended infeed of all lengths with up to 6 ends. Transformers and compensating coils in the protection range are also possible. With its modular structure, flexibility and the powerful DIGSI 5 engineering tool, the SIPROTEC 7SD87 device offers future-oriented system solutions with high investment security and low operating costs.