Systems & Electronics Protection for rmu (rgdat) Fault detectors and measurements (rgdm) for secondary networks UP – Unità periferica per il telecontrollo e il monitoraggio delle cabine secondarie REMOTE CONTROL PERIPHERAL UNIT FOR SECONDARY NETWORKS DISTANCE PROTECTION (PDM7036) DV947 DISTURBANCE RECORDER NUMERICAL DEVICES FOR CLOSING HV CIRCUIT-BREAKERS ACCORDING TO TERNA UNIFICATION, LW LINE AUTOMATIC LOAD BALANCER (EAC) CMD – Multifunction Transducers IDB4N – Digital high impedance differential busbar protection MAIG-BF Breaker Failure DIA4N – Interface protection relay according to CEI 0-16 Norm (ed. 3) IFD4N – Digital multifunction protection relay for MV lines UHF4N – Digital multifunction protection relay ZFP8N – Out-of-step protection relay UHR4N – Digital multifunction generator stator earth fault protection relay SCK4N – Automatic synchronizing and synchro-check relay CU90N – Voltage regulating or equalizing unit IDT8N – Digital percentage biased transformer differential protection relay IDG8N -Digital percentage biased generator differential protection relay PQR4N – Digital multifunction generator protection relay ING4N – Digital multifunction generator protection relay HAR1N – Frequency and overfluxing digital multifunction relay ZFD8N – Directional digital multifunction relay three-phase overcurrent and earth fault with auto-reclosing function – Directional under-impedance relay IAD3N – Digital directional earth fault or directional power relay UAR4N – Digital under- and overvoltage multifunction relay IFX4N – IFX4NR Digital overcurrent and earth fault multifunction relay PQD4L – Digital directional power and over and under active and reactive power protection relay IMT4L – Digital multifunction motor protection relay UAR4L – Digital under and overvoltage and frequency multifunction protection relay IFD4L – Digital multifunction protection relay for M.V. lines DIA4L – Interface protection relay for active consumers (according to CEI 0-16 2019-04 Norm) IFX4L – Digital overcurrent and ground fault multifunction relay
