ABB Relion 670 Series Technical Reference Manual page 31

Technical reference manual
Introduction......................................................................................885
Operation principle..........................................................................886
Function block.................................................................................887
Input and output signals..................................................................887
Setting parameters..........................................................................888
Integer to Boolean 16 conversion IB16.................................................888
Introduction......................................................................................888
Operation principle..........................................................................888
Function block.................................................................................890
Input and output signals..................................................................890
Setting parameters..........................................................................891
Integer to Boolean 16 conversion with logic node representation
IB16FCVB.............................................................................................891
Introduction......................................................................................891
Operation principle..........................................................................891
Function block.................................................................................893
Input and output signals..................................................................893
Setting parameters..........................................................................894
Section 15 Monitoring..........................................................................895
Measurements......................................................................................895
Introduction......................................................................................896
Principle of operation.......................................................................897
Measurement supervision..........................................................897
Measurements CVMMXN...........................................................901
Phase current measurement CMMXU........................................906
Phase-phase and phase-neutral voltage measurements
VMMXU, VNMMXU....................................................................907
Voltage and current sequence measurements VMSQI,
CMSQI........................................................................................907
Function block.................................................................................907
Input and output signals..................................................................909
Setting parameters..........................................................................913
Technical data.................................................................................926
Event counter CNTGGIO......................................................................928
Identification....................................................................................928
Introduction......................................................................................928
Principle of operation.......................................................................929
Reporting....................................................................................929
Design........................................................................................929
Function block.................................................................................930
Table of contents
25