ABB protection relays

... Scope • Busbar and ideal multipurpose backup protection relay • Product benefits • Preconfigured functions for busbar protection application • The relays are ...

... Capacitor bank overload and unbalance protection, non-directional overcurrent and directional earth-fault protection, voltage- and frequency-based protection and measurement ...

Trigger voltage: 24 V - 265 V

... a dedicated feeder protection and control relay intended for the protection and control of utility and industrial power systems in primary and secondary distribution networks. The relay ...

REJ601 is a dedicated feeder protection relay intended for the protection of utility and industrial power systems in primary and secondary distribution networks. The relay ...

Entry level protection in secondary distribution networks REJ603 is designed for selective short-circuit and earth-fault protection of feeders in secondary distribution networks and for protection ...

... and supervision in one relay. Scope • Feeder protection including communicating two-end line differential • Product benefits • Selective unit protection as phase-segregated ...

... and non-directional overcurrent and earth-fault protection, voltage, frequency and power based protection and measurement functionality Extensive earth-fault protection ...

The most powerful, advanced, and simplest feeder protection relay in its class REF615R is a dedicated feeder relay, perfectly aligned for protection, control, measurement, ...

... feeder protection relay solution with integration of protection, control, monitoring and supervision in one relay. Scope • Protection for medium ...

Flexibility and high functionality for feeder protection and control applications REF630 is a comprehensive feeder management relay for protection, control, measurement and supervision ...