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REF630 IEC Feeder Protection and Control Flexibility and high functionality for feeder protection and control applications The REF630 is a comprehensive feeder management relay for protection, control, measurement and supervision in industrial and utility power distribution systems, including power grids. radial, mesh and meshed distribution, with or without distributed generation. The REF630 is also ideal for power bay control.


- REF630 is designed to be the primary protection for overhead lines and cable feeders Product benefits

- Freely configurable functionality to meet specific application requirements

- Broad functionality and scalable hardware for the most demanding applications

- Multifunctional solution with integration of protection, control, monitoring and supervision in a single relay

- Large integrated or detached HMI with user-configurable push buttons, facilitating use

- Extensive lifecycle services

Product characteristics

- Wide range of protection, control and supervision features for feeder protection

- Broad portfolio of earth fault protection with exclusive protection based on multi-frequency admission for greater sensitivity and selectivity

- Advanced and fast fault location of short circuits and ground faults

- 8 RTD/mA inputs and 4 mA outputs - Supports native IEC 61850 Edition 1 messages, including sending GOOSE messages for fewer wires and supervised communication

- Supports DNP3 (TCP/IP) and IEC 60870-5-103

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