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Protection & Control
IEC 61850 Process Bus



MU320 Extended Version – Integrated Merging Unit
  • MU320E is Compact Process Interface Unit for monitoring and control up to able to monitor up to two bays or up to 16 analog inputs
  • IEC 61850-9-2LE Sampled Values TÜV SÜD attested and simultaneously supporting Protection (80 s/c) and Measurement (256 s/c) profiles
  • IEC 61850 Ed. 2 test modes, MMS Report control block, and dedicated logical nodes for Circuit Breaker and Circuit Disconnectors
HardFiber Brick Process Interface Unit
  • Comprehensive protection for interconnecting distributed resources with the electric power system
  • S-Brick with Standard Kiosk Case is under last-time buy. Orders may be placed until 2nd December 2024 and will be fulfilled based upon availability. As an alternative, please refer to  MU320E.
IEC 61850 Process Bus Module
  • The Multilin HardFiber Process Bus module for the Universal Relay (UR) family of protection and control products implements the HardFiber IEC 61850 Process Bus system.
  • IEC 61850 Process Bus Module for UR relays is under last-time buy. Orders may be placed until 2nd December 2024 and will be fulfilled based upon availability. As an alternative, please refer to  MU320E.
MU640 HVDC Merging Unit
  • Merging Unit Design exclusively for HVDC and operation with eLumina® Control System
  • Measurement of DC and AC signals with ultra-high accuracy
  • Stream IEC61850 Sampled Values at 250.000 samples/second, compatible with eLumina® Control System