Busbar protection

SIPROTEC V virtualizes substation protection & control, scaling up to 60 IEDs on one server. Built on SIPROTEC 5 algorithms with IEC 61850 compliance, it simplifies operations while enhancing cybersecurity and sustainability.

The SIPROTEC 7SX85 modular universal relay handles all protection, control, and automation tasks for 3-pole tripping. Its extensive function library ensures you pay only for the functions you apply.

MU85 Merging Unit: Modular for versatile data acquisition, autonomous automation, & secure comms. Simplifies substation modernization with flexible migration & IEC compliance for future-proof digital substation interoperability.

SIPROTEC 7SS85 offers fast, selective, and reliable busbar short-circuit protection for medium to very high voltage systems, built on the flexible and scalable SIPROTEC 5 platform

The SIPROTEC 7SX800 universal relay protects feeders, lines & motors in medium-voltage grids. This single, compact, cost-effective device offers powerful, proven protection for beginners and professionals.

The SIPROTEC 7SX82 universal relay covers most protection, control, and automation tasks in distribution grids. Pay only for what you apply, reducing device variance and optimizing investment and operating costs.

The SIPROTEC 7SX85 modular universal relay handles all protection, control, and automation tasks for 3-pole tripping. Its extensive function library ensures you pay only for the functions you apply.

Protect busbars, transformers, and motors with the Reyrolle 7SR23 DAD. This numeric high impedance relay uses four current inputs to provide unit protection, detecting both phase and earth faults.