UCAIug Issue Tracking System

04/03/2025

08:00 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #7178: Standardize the behavior of all four state of the 4th XCBR common position (Pos)

Initially entered by Arun Shrestha. Vladan Cvejic

07:52 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #7178 (New): Standardize the behavior of all four state of the 4th XCBR common position (Pos)

This issue is logged based on the discussion we had during WG10 meeting in Fribourg, Switzerland during TF 7-5 / 7-50... Vladan Cvejic

07:59 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #7179: Describe autorecloser (RREC) states and transition for two breakers scheme

Initially entered by Arun Shrestha. Vladan Cvejic

07:52 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #7179 (New): Describe autorecloser (RREC) states and transition for two breakers scheme

In North America, breaker-and-a-half, ring-bus, and double-bus double-breaker bus schemes are common for HV and EHV a... Vladan Cvejic

03/11/2025

10:24 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #7157 (New): Use of PTRC.Op to issue trip to PIU

During IOP 2024, an IED do not have the DO PTRC.Tr in its data model to issue a trip to the PIU. It uses PTRC.Op.
h... Vladan Cvejic

12/16/2024

03:37 AM IEC 61850 User Feedback Task Force Improvement #7080 (Triage): When an exchange is defined between 2 IEDs, check that they are connected on the same Subnetwork (at the AccessPoint level)

Background of OCL rule:
In case of reports, ClientLN.apRef and ClientLN.iedName (client using report) are checked ag... Vladan Cvejic

10/28/2024

08:15 AM IEC 61850 User Feedback Task Force Improvement #7039 (Closed): Simulation bit for test systems

There seems to be no requirement in IEC 61850 to limit simulation bit to test systems, but there is a consensus that ... Vladan Cvejic

02/29/2024

09:03 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #6726 (In Progress): New LN of group L (as "LTED") to represent the dynamic topology of the substation.

Details:
Some functions need to know the current topology of the substation.
For doing that,
- 1 LN LTED is insta... Vladan Cvejic

09:03 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #6725 (In Progress): Simultaneous change of InRef.setSrcRef and InRef.setSrcCB for dynamic commutation

A simple static communication description in SCD based on “Input/ExtRef” combined with later binding is not always su... Vladan Cvejic

02/14/2024

07:31 AM 61850-7-5 and 61850-7-500 IEC61850-7-5 #6711 (In Progress): SCL Modelling of Fault Measurements (RFMX)

Link to Collaboration tool discussion:
https://collaborate.iec.ch/#/pages/workspaces/137211/documents/145326/details... Vladan Cvejic