Technical Specifications
Protection: Overcurrent, Earth Fault, Complete Feeder Protection
Communication: IEC 61850, Ethernet, Serial Communication
Enhanced Functions: Autoreclose, Check Synchronism, Operator Control
Housings: MiCOM 40TE, 60TE, or 80TE, 4U Case Sizes
Redundancy: Ethernet redundancy with PRP/HSR protocol, 0 ms recovery time
Cybersecurity: Compliant with IEC 62351, RBAC, Port Hardening, Security Logs
Warranty: 2 years standard, up to 10 years with registration
Voltage & frequency monitoring and protection (27/59, 81U/O)
Overexcitation and load restoration functions
Circuit breaker and switchgear control with programmable logic (CFC)
Conformal coating (NEW)
3 voltage transformers
3/7 binary inputs (configurable)
5/8 binary outputs (2 changeover)
Multiple communication protocols: IEC 61850, IEC 60870-5-103, PROFIBUS-DP, DNP 3.0, MODBUS RTU
Ethernet redundancy: RSTP, PRP, HSR
USB and Ethernet interfaces (DIGSI 4 support)
8 oscillographic fault records
Compact design for main or backup protection
4 current inputs (LPCT), up to 3 voltage inputs
Supported current ranges: 20 A – 2500 A
Transformer ratios: 100 A/225 mV, 300 A/225 mV, 600 A/225 mV, 1250 A/225 mV
Binary inputs/outputs configurable via DIGSI
6-line display, 9 programmable keys, assignable LEDs
USB front port, 2 additional communication ports
Integrated Ethernet switch with redundancy (RSTP, PRP, HSR)
Relay-to-relay communication via IEC 61850 GOOSE
Programmable logic with CFC
Replaceable buffer battery, removable terminals
Main function:
1 differential protection function (standard or auto transformer) with additional stabilization
Up to 2 restricted ground-fault protection functions
Measuring Points:
5 x 3-phase current measuring points
3 x 1-phase current measuring points
3 x 3-phase voltage measuring points
Expandable to 3 sides
Inputs and Outputs:
2 predefined standard variants with 8 current transformers
7 to 19 binary inputs
7 to 23 binary outputs
Hardware Flexibility:
Expandable I/O structure within the SIPROTEC 5 modular system
Housing Width:
1/3 × 19 inches to 2/1 × 19 inches
Interoperability:
Compatible with SIPROTEC 5 and SIPROTEC 4 line protection devices
Applications:
Transformer protection with overload protection
Backup protection for downstream power systems
Ground-fault protection (REF)
Circuit-breaker failure protection
