Voltage supply: 48–230 V AC/DC
Measuring inputs: 6×1/5 A CT, 2×5/1 A CT, 1×1/0.2 A CT, 4×100–110 V VT
Digital Inputs/Outputs: 12 DI, 14 DO
Communication ports: USB, 2×RJ45, RS232
Protocols: IEC 61850, Modbus, DNP3, EtherNet/IP, DeviceNet, RSTP, PRP
Protection functions: Phase/earth faults, Undervoltage, Overcurrent, Directional protection, Thermal overload, Locked rotor, Motor restart inhibition, Differential current, Recloser, etc.
Relay Type: Differential current relay
Display: LCD 128×128 pixels with single-line diagram and ANSI symbols
Dimensions: 176×270×230 mm, Weight: 4.59 kg
Environmental protection: IP54, -40…65°C operating
Warranty: 24 months
Protection Functions:
Overcurrent protection (definite/inverse/user-defined)
Directional overcurrent protection (definite/inverse/user-defined)
Sensitive/non-directional earth-fault detection
Displacement voltage, intermittent earth-fault protection
High-impedance restricted earth fault, inrush restraint
Motor protection, overload protection, temperature monitoring
Under-/overvoltage and frequency protection
Breaker failure, negative-sequence, and phase-sequence protection
Auto-reclosure, fault locator, lockout
Control & Logic:
Flexible number of switching devices
Switching element positions shown on graphical display
Local/remote switching via key-operated switch
Control via keyboard, binary inputs, DIGSI 4, or SCADA
Extended user-defined logic via CFC (e.g., interlocking)
Monitoring Functions:
Measurement of V, I, f
Energy metering (active/reactive power)
Breaker wear monitoring and trip circuit supervision
Fuse failure monitoring
8 oscillographic fault records
Communication Interfaces:
IEC 60870-5-103 / IEC 61850
PROFIBUS-FMS/-DP, DNP 3.0, MODBUS RTU
DIGSI 4 front/service interface (modem)
Time synchronization via IRIG-B / DCF77
