ABB REL650 series Technical Manual page 29

Technical manual
Voltage sequence measurement VMSQI........................................ 590
Identification .............................................................................. 590
Function block............................................................................ 590
Signals........................................................................................590
Settings.......................................................................................591
Monitored data............................................................................592
Phase-neutral voltage measurement VNMMXU..............................593
Identification .............................................................................. 593
Function block............................................................................ 593
Signals........................................................................................593
Settings.......................................................................................594
Monitored data............................................................................595
Operation principle.......................................................................... 595
Measurement supervision.......................................................... 595
Measurements CVMMXN...........................................................599
Phase current measurement CMMXU........................................604
Phase-phase and phase-neutral voltage measurements
VMMXU, VNMMXU.................................................................... 605
Voltage and current sequence measurements VMSQI, CMSQI 605
Technical data................................................................................. 605
Event Counter CNTGGIO..................................................................... 606
Identification.................................................................................... 606
Functionality.................................................................................... 606
Function block................................................................................. 606
Signals.............................................................................................607
Settings............................................................................................607
Monitored data.................................................................................607
Operation principle.......................................................................... 608
Reporting.................................................................................... 608
Technical data................................................................................. 608
Function description..............................................................................609
Limit counter L4UFCNT................................................................... 609
Introduction......................................................................................609
Principle of operation.......................................................................609
Design........................................................................................ 609
Reporting.................................................................................... 611
Function block................................................................................. 611
Signals.............................................................................................611
Settings............................................................................................612
Monitored data.................................................................................612
Table of contents
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