Sunday, June 12, 2011

IEC 61850-9-2 FDIS of Edition 2 open for Ballot

The IEC 61850-9-2 Edition: Communication networks and systems for power utility automation – Part 9-2: Specific communication service mapping (SCSM) – Sampled values over ISO/IEC 8802-3

is open for FDIS ballot until 2011-07-29.

Changes comprise:

  • Addition of an optional Link redundancy layer
    Link Redundancy:
    Parallel redundancy protocol and high availability seamless ring
    IEC 62439-3, Amendment 1
  • Redefinition of “reserved” fields in link layer
  • USVCB and MSVCB components
  • Encoding for the transmission of the sampled value buffer

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