Protection Relays

Traditional electronic analogic protective relays
Digital relays for protection, monitoring and control
Compact digital relays for protection and control
DIN Rail relays for protection, metering and control
Multifunction device for protection, metering & control
Multifunction device for protection, metering & control with Touch Screen
Relays in compliance with Italian Standard CEI 0-16
High insulation static converter for DC measurement
High insulation transducer for DC measurement

01. DC Protection

Type Description Line type
D.C. Feeder Manager Relay (double voltage Line Test)
D.C. Feeder Manager Relay (double voltage Line Test)
D.C. Feeder Manager Relay (single voltage Line Test)

02. Feeder protection Relays

Type Description Line type
Two Phase and Earth Fault Breaker Failure Relay
Dual Level D.C. Current Relay
Two Phase Overcurrent + Earth Fault Relay
Feeder Manager Relay
Feeder Manager Relay (Touch Screen)
Feeder Manager Relay (Touch Screen) with F79
Feeder Manager Relay + Autoreclosure
Three-Phase Overcurrent and Earth Fault Relay - Dual Setting
Three-Phase Overcurrent and Earth Fault Relay
Earth Fault Relay - Dual Setting
Capacitor Overload and Unbalance Protection
Three-Phase Overcurrent + Directional Earth Fault Relay
Three-Phase Overcurrent, Earth Fault and Sensitive Earth Fault Relay
Three-Phase Overcurrent, Sensitive Earth Fault and Autoreclose Relay
Multi-shot Programmable Single/Three-Phase Autoreclose
Multifunction Zero sequence Overcurrent Earth Fault / Sensitive Earth Fault realy
Overcurrent And Earth Fault - Relay
Overcurrent And Earth Fault + Autoreclosing - Relay
Three Phase Overcurrent & Earth Fault Relay
Pilot Wire Differential Relay
Feeder Protection Relay
D.C. Current Relay With High Sensitivity Hall Effect Transducer
D.C. Current Relay With High Sensitivity Hall Effect Transducer (RFI approved)
Dual Level Earth Fault Relay
Dual Level Current Relay
Dual Level Current Relay
Dual Level Current Relay
Zero Sequence Overvoltage Relay Desensitised to the Third Harmonic
Overcurrent Relay
Earth Fault Current Relay Desensitised to the Third Harm
D.C. Current Relay with High Sensitivity Half Effect Transducer
High Impedance Differential Relay

03. Motor Protection Relays

Type Description Line type
Motor Protection Relay
Motor Protection with Directional Earth Fault
Motor Protection with Voltage & Power control
Motor Protection with Voltage & Power control + trip coil supervision
Motor Protection with trip coil supervision
Motor Protection Relay
Motor Protection Relay

04. Transformer Protection Relays

Type Description Line type
Differential Transformer Relay
Percentage Biased Differential Relay For 3-Winding Transformers
Three-Phase Thermal + Overcurrent + Earth Fault Relay
Percentage Biased Transformer Differential Relay
Percentage Biased Differential Relay for 3-Winding Transformer
Transformer On-Load Tap-Changer Control Relay

05. Generator Protection Relays

Type Description Line type
Generator Protection & Management Relay
Multifunction Generator Protection Relay
Multifunction Protection Relay for Generator OUT-of-STEP Protection
Percentage Biased Generator Differential Relay
Generator Protection and management Relay
Generator Protection and management Relay
Three Inputs Synchrocheck Relay
Generator Synchronizing Relay
Relay for 100% Generator Stator Earth Fault Protection
Rotor Earth Fault Relay

06. Voltage, Frequency & BusBar Protection Relays

Type Description Line type
Percentage Biased Differential Relay for Bus-Bar and Cables
Three phase High Impedance Busbar Differential relay with supervision of CT secondary circuits
Modular Low-Impedance Bus-Bar Protection
Multifunction Single Phase Overvoltage / Undervoltage Relay
Multifunction Three Phase Overvoltage / Undervoltage Relay
Multifunction Three Phase Overvoltage / Undervoltage Relay (CEI Standards)
Multifunction Three Phase Overvoltage / Undervoltage Relay (CEI Standards)
Digital 4-Stage Frequency Relay with df/dt Control
Three-Phase Digital 4-Stage Frequency Relay with df/dt and dv/dt Control
Three-Phase Voltage, Frequency, Zero Sequence Voltage with Vector Shift Detection

07. Supervision and Control Relays

Type Description Line type
Three Phase Breaker Failure Relay
Multifunction Three-Phase Measuring Unit
Power Management Relay
Programmable Interface and Control Module (7 Inputs - 5 Outputs)
Programmable Interface and Control Module, with mimic position of C/B (7 Inputs - 5 Outputs)
Programmable Interface and Control Module (14 Inputs - 5 Outputs)
Lock-Out Relay
Trip Circuit Supervision Relay

08. Accessories

Type Description
Remote communication system GSM
14DI Expansion module – 14 Digital Input (for line Ultra & MC)
14DO Expansion module – 14 Output Relays (for line Ultra & MC)
CFV-BL Blocking and Intertripping Signal Transmitter
CPSC&CF-V Communication Interface Converters
EX-IO Expansion module (for line N-DIN)
REX-8 Expansion Module for M-Line Relays
TA-DIN Current Transformer
TAR-DIN Current Transformer
TAX Universal Adapting Transformers
TO Toroidal Current Transformers
TP11 Test Panel and Test Sockets
UX10-4 Expansion module – 10 Digital Input + 4 Output Relays (for line Ultra & MC)

09. Application Software

Type Description
Relay Interfacing Program - Line "M" and "N-DIN"
Relay Interfacing Program - Line "MC" and "ULTRA"
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