Protection relays

TF-IT

Thermal image relay for line test resistor protection.

Technical features

Measures the current flowing through the load resistor via a Hall-effect sensor, computes the temperature reached and signals when a programmable threshold is exceeded
Programmable physical characteristics of the resistor
Ambient temperature sensor

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

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

Minimum/maximum voltage relay for 3 kV DC lines.