Identification.................................................................................... 937
Functionality.................................................................................... 937
Recorded analog inputs..............................................................937
Triggering alternatives................................................................ 938
Length of recordings...................................................................939
Sampling frequencies................................................................. 940
Uploading of recordings..............................................................940
Deletion of recordings.................................................................941
Storage mode............................................................................. 942
Pre-trigger and post-trigger data................................................ 942
Operation modes........................................................................ 942
Exclusion mode.......................................................................... 943
Configuration................................................................................... 943
Application....................................................................................... 944
Settings............................................................................................945
Monitored data.................................................................................949
Technical revision history................................................................ 949
Tap changer position indication 84T.....................................................950
Identification.................................................................................... 950
Function block................................................................................. 950
Functionality.................................................................................... 950
Operation principle.......................................................................... 950
Application....................................................................................... 954
Signals.............................................................................................954
Settings............................................................................................955
Monitored data.................................................................................955
Technical data................................................................................. 956
Technical revision history................................................................ 956
Section 9 Control functions............................................................... 957
Circuit breaker control 52, Disconnector control 29DS and
Grounding switch control 29GS............................................................ 957
Identification.................................................................................... 957
Function block................................................................................. 958
Functionality.................................................................................... 958
Operation principle.......................................................................... 959
Application....................................................................................... 964
Signals.............................................................................................965
Settings............................................................................................968
Monitored data.................................................................................970
Table of contents
28 615 series ANSI
Technical Manual