MEASURES, LOGIC STATES AND COUNTERS
171
5 MEASURES, LOGIC STATES AND COUNTERS
— Measures
Typology Measure Symbol
Direct
Locked frequency f
l
U voltage frequency f
U
Phase currents (Side L - SideH - Side T)
I
L1L
, I
L2L
, I
L3L
I
L1H
, I
L2H
, I
L3H
I
L1T
, I
L2T
, I
L3T
RMS value of fundamental com. for residual current 1 I
E1
RMS value of fundamental com. for residual current 2 I
E2
U phase to phase voltage U
Residual voltage U
E
L1 phase
Compensated phase current (Side L - Side H - Side T)
I
L1cL
I
L1cH
I
L1cT
Stabilization phase current I
SL1
Differential phase current I
DL1
2
nd
harmonic of differential phase current I
DL1-2
nd
5
th
harmonic of differential phase current I
DL1-2
th
L2 phase
Compensated phase current (Side L - Side H - Side T)
I
L2cL
I
L2cH
I
L2cT
Stabilization phase current I
SL2
Differential phase current I
DL2
2
nd
harmonic of differential phase current I
DL2-2
nd
5
th
harmonic of differential phase current I
DL2-2
th
L3 phase
Compensated phase current (Side L - Side H - Side T)
I
L3cL
I
L3cH
I
L3cT
Stabilization phase current I
SL3
Differential phase current I
DL3
2
nd
harmonic of differential phase current I
DL3-2
nd
5
th
harmonic of differential phase current I
DL3-2
th
Calculated
Calculated residual current (Side L - Side H - Side T
I
ECL
I
ECH
I
ECT
Stabilization current 1 I
ES1
Stabilization current 2 I
ES2
Thermal image
DThetaL
DThetaH
DThetaT
Flux U
max/f
U/f
Maximum current between I
L1L
-I
L2L
-I
L3L
I
LmaxL
Minimum current between I
L1L
-I
L2L
-I
L3
I
LminL
Average current between I
L1L
-I
L2L
-I
L3
I
LL
Maximum current between I
L1H
-I
L2H
-I
L3H
I
LmaxH
Minimum current between I
L1H
-I
L2H
-I
L3H
I
LminH
Average current between I
L1H
-I
L2H
-I
L3H
I
LH
Maximum current between I
L1T
-I
L2T
-I
L3T
I
LmaxT
Minimum current between I
L1T
-I
L2T
-I
L3T
I
LminT
Average current between I
L1T
-I
L2T
-I
L3T
I
LT
Typology Measure Symbol
Displacement Displacement angle of U
E
respect to I
E2
PhiE
Sequence
Positive sequence current (Side L) I
1L
Negative sequence current (Side L) I
2L
Negative sequence/positive sequence current ratio (S ide L) I
2L
/I
1L
Positive sequence current (Side H) I
1H
Negative sequence current (Side H) I
2H
Negative sequence/positive sequence current ratio (S ide H) I
2H
/I
1H
Positive sequence current (Side T) I
1T
Negative sequence current (Side T) I
2T
Negative sequence/positive sequence current ratio (S ide T) I
2T
/I
1T
2
nd
Harmonic
2
nd
harmonic of phase currents (Side L ) I
L1L...3-2
nd
Max of the 2
nd
harmonic phase currents/Fundamental
component percentage ratio I
-2nd
/I
L
(Side L )
I
-2
nd
L
/I
LL
2
nd
harmonic of phase currents (Side H ) I
L1H...3-2
nd
Max of the 2
nd
harmonic phase currents/Fundamental
component percentage ratio I
-2nd
/I
L
(Side H )
I
-2
nd
H
/I
LH
2
nd
harmonic of phase currents (Side T ) I
L1T...3-2
nd
Max of the 2
nd
harmonic phase currents/Fundamental
component percentage ratio I
-2nd
/I
L
(Side T )
I
-2
nd
T
/I
LT
Demand
phase
(Side L)
Phase fixed currents demand I
L1...3FIXL
Phase rolling currents demand I
L1...3ROLL
Phase peak currents demand I
L1...3MAXL
Phase minimum currents demand I
L1...3MINL
Demand
phase
(Side H)
Phase fixed currents demand I
L1...3FIXH
Phase rolling currents demand I
L1...3ROLH
Phase peak currents demand I
L1...3MAXH
Phase minimum currents demand I
L1...3MINH
Demand
phase
(Side T)
Phase fixed currents demand I
L1...3FIXT
Phase rolling currents demand I
L1...3ROLT
Phase peak currents demand I
L1...3MAXT
Phase minimum currents demand I
L1...3MINT
PT100 Temperature Pt1...Pt8 T1...T8
XMR-T EQUIPMENT MANUAL
Ed. 2.9 - 02/2021