Generator protection

The modular SIPROTEC 7UM85 generator protection relay contains all necessary main protection and monitoring functions for generators and power plant units.

The SIPROTEC 7SX85 is a modular universal protection device. Get precisely tailored functionality for any application and pay only for what you apply.

Reyrolle 7PG11 electro-mechanical relays for auxiliary and tripping functions, with specifiable combinations of coils, contacts, and operation indicator flags.

Reyrolle 7PG15 is a high-speed, multi-contact tripping relay delivering reliable, positive action in under 10ms. Variants are available with up to 20 contacts.

A three-phase unit differential protection relay for detecting in-zone phase and earth faults in overhead lines, underground cables, and interconnectors.

The Reyrolle 7PG23 is an electro-mechanical relay that detects earth faults in high impedance schemes to provide restricted earth fault protection.

The Reyrolle 7PG17 range of electro-mechanical relays delivers versatile solutions for control, supply supervision, and trip circuit supervision.

The Reyrolle 7PJ13 supervises the integrity of a circuit breaker’s trip coil and wiring, generating an alarm on failure in low- and medium-voltage networks.

The Reyrolle 7PJ15 delivers high-speed, positive action for reliable protection circuits. This multi-contact trip relay is designed to IEC 60255.

Reyrolle 7XG22 test blocks offer versatile CT shorting solutions with 8-14 way configurations for horizontal and vertical mounting applications.

Reydisp Manager is a free Windows software suite providing all the tools needed to fully configure the Reyrolle range of 7SR protection relays.

Configure the full range of Reyrolle protection relays with Reydisp Evolution. This free, intuitive software simplifies managing settings and fault data.