4 Measured Quantities and Recording
4.2 Measured Quantities
47
SICAM Q100, 7KG95xx, Device Manual
E50417-H1040-C522-A4, Edition 03.2018
4.2.1.3
Measured Quantities of Power, Connection Types
Table 4-5
Measured Quantities of Power, Connection Types in Power Systems
Measured
Quantity
Circuit
1-phase
System
3-wire Network
(Delta)
4-wire Network
(Star)
Bal
a
n
c
ed
(1I)
Un
ba
la
nc
e
d
(3I
)
Un
ba
la
nc
e
d
(2I
)
Ba
la
n
c
e
d
(1I)
PQ Values for
ph-N
PQ Values for
ph-ph
Ca
lc
ulate V
o
lt
age
R
M
S
va
lu
es PN &
PP = Y
e
s
Ca
lc
ulate V
o
lt
age
R
M
S
values PN
&
PP = No
Ca
lc
ulate V
o
lt
age
R
M
S
va
lu
es PN &
PP = Y
e
s
Ca
lc
ulate V
o
lt
age
R
M
S
values PN
&
PP = No
Active Power
Pa
a
x
-
-
-
x
x
x
x
-
Pb
b
-
-
-
-
-
x
x
x
-
Pc
c
-
-
-
-
-
x
x
x
-
P
a, b, c
-
x
x
x
x
Pph
Reactive Power
Qa
a
x
-
-
-
x
x
x
x
-
Qb
b
-
-
-
-
-
x
x
x
-
Qc
c
-
-
-
-
-
x
x
x
-
Q
a, b, c
-
x
x
x
x
Qph
Apparent Power
Sa
a
x
-
-
-
x
x
x
x
-
Sb
b
-
-
-
-
-
x
x
x
-
Sc
c
-
-
-
-
-
x
x
x
-
S
a, b, c
-
x
x
x
x
Sph
Reactive Power (Fundamental)
Q1a
a
x
-
-
-
x
x
x
-
-