Set value for
parameter
“Mode”
Formula used for complex, three-
phase power calculation
Formula used for voltage and
current magnitude calculation
Comment
1
A, B, C
*
*
*
A
A
B
B
C
C
S V I
V I
V I
=
×
+
×
+
×
EQUATION1561 V1 EN
(
)
(
)
/ 3
/ 3
A
B
C
A
B
C
V
V
V
V
I
I
I
I
=
+
+
=
+
+
EQUATION1562 V1 EN
Used when three
phase-to-ground
voltages are
available
2
Arone
*
*
AB
A
BC
C
S
V
I
V
I
=
×
-
×
EQUATION1563 V1 EN
(Equation 37)
(
)
(
)
/ 2
/ 2
AB
BC
A
C
V
V
V
I
I
I
=
+
=
+
EQUATION1564 V1 EN
(Equation 38)
Used when three
two phase-to-
phase voltages
are available
3
PosSeq
*
3
PosSeq
PosSeq
S
V
I
= ×
×
EQUATION1565 V1 EN
(Equation 39)
3
PosSeq
PosSeq
V
V
I
I
=
×
=
EQUATION1566 V1 EN
(Equation 40)
Used when only
symmetrical three
phase power shall
be measured
4
AB
(
)
*
*
AB
A
B
S
V
I
I
=
×
-
EQUATION1567 V1 EN
(Equation 41)
(
)
/ 2
AB
A
B
V
V
I
I
I
=
=
+
EQUATION1568 V1 EN
(Equation 42)
Used when only
V
AB
phase-to-
phase voltage is
available
5
BC
(
)
*
*
BC
B
C
S
V
I
I
=
×
-
EQUATION1569 V1 EN
(Equation 43)
(
)
/ 2
BC
B
C
V
V
I
I
I
=
=
+
EQUATION1570 V1 EN
(Equation 44)
Used when only
V
BC
phase-to-
phase voltage is
available
6
CA
(
)
*
*
CA
C
A
S
V
I
I
=
×
-
EQUATION1571 V1 EN
(Equation 45)
(
)
/ 2
CA
C
A
V
V
I
I
I
=
=
+
EQUATION1572 V1 EN
(Equation 46)
Used when only
V
CA
phase-to-
phase voltage is
available
7
A
*
3
A
A
S
V I
= ×
×
EQUATION1573 V1 EN
(Equation 47)
3
A
A
V
V
I
I
=
×
=
EQUATION1574 V1 EN
(Equation 48)
Used when only
V
A
phase-to-
ground voltage is
available
Table continues on next page
Section 12
1MRK 505 277-UUS C
Monitoring
242
Technical Manual
Summary of Contents for REB650
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