Main Function: Bay Controller for medium- and high-voltage switchgear
Inputs & Outputs:
8 current/voltage transformer inputs (8/8 CT/VT)
11–75 binary inputs
9–41 binary outputs
Hardware Flexibility:
Modular SIPROTEC 5 design; scalable I/O (up to 400+ I/O in dual-row housing)
Housing width: 1/3 × 19" to 2/1 × 19"
Control & Automation:
Full DIGSI 5 configuration
Graphical logic editor for automation
Integrated operator panel and key switches (optional)
Protection & Functions:
Synchrocheck, interlocking, auto-reclosing, breaker failure
Optional overcurrent protection with 3-pole tripping
Arc protection and emergency overcurrent mode
PMU (IEEE C37.118) synchrophasor measurement
Communication:
Ethernet RJ45, IEC 61850 (GOOSE & reporting)
Up to 4 pluggable modules for IEC 60870-5-103/104, DNP3, Modbus TCP, PROFINET IO
Redundancy protocols: PRP & HSR
Additional Features:
Cyber security (NERC CIP compliant)
Fault recording: 80 s @ 8 kHz or 320 s @ 2 kHz
Remote communication via fiber optic, 2-wire, or network links
Integrated arc protection and breaker-and-a-half support
