Section 15
Monitoring
About this chapter
This chapter describes the functions that handle measurements, events and
disturbances. The way the functions work, their setting parameters, function blocks,
input and output signals, and technical data are included for each function.
15.1
Measurements
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Measurements
CVMMXN
P, Q, S, I, U, f
SYMBOL-RR V1 EN
-
Phase current measurement
CMMXU
I
SYMBOL-SS V1 EN
-
Phase-phase voltage measurement
VMMXU
U
SYMBOL-UU V1 EN
-
Current sequence component
measurement
CMSQI
I1, I2, I0
SYMBOL-VV V1 EN
-
Voltage sequence measurement
VMSQI
U1, U2, U0
SYMBOL-TT V1 EN
-
Phase-neutral voltage measurement
VNMMXU
U
SYMBOL-UU V1 EN
-
1MRK505222-UUS C
Section 15
Monitoring
895
Technical reference manual
Summary of Contents for Relion 670 series
Page 1: ...Relion 670 series Line differential protection RED670 ANSI Technical reference manual...
Page 2: ......
Page 40: ...34...
Page 50: ...44...
Page 60: ...54...
Page 126: ...120...
Page 384: ...378...
Page 496: ...490...
Page 556: ...550...
Page 602: ...596...
Page 620: ...614...
Page 794: ...788...
Page 864: ...858...
Page 988: ...982...
Page 998: ...992...
Page 1084: ...1078...
Page 1164: ...1158...
Page 1168: ...1162...
Page 1220: ...1214...
Page 1230: ...1224...
Page 1231: ...1225...