Protection relays

TF-RP1X

Family of multifunction protection relays for electric traction systems: railways and metro-tramways.

Technical features

DC overcurrent relay (76)
Switchboard or cable earth fault protection (64)
High-speed circuit breaker diagnostic relay: no. of mechanical operations, no. of electrical openings, no. of electrical interruptions
Overhead line diagnostic relay: cable/line thermal image, maximum I²t, maximum di/dt-related current level
Self-diagnostic function
Oscillographic event recording
Modbus interface

Multifunction protection relay for electric traction systems: railways and metro-tramways. Approved by RFI.

Minimum/maximum voltage relay for 3 kV DC lines.

Minimum voltage relay.