3
3.1 Measured Quantities - Depend on the Connection Type
40
Power Meter SICAM P 7KG7750/55, Manual
E50417-B1076-C340-A6, Edition 09.2013
3.1
Measured Quantities - Depend on the Connection Type
Table 3-1
Measured quantities that depend on the input connection type
No.
Measured Quantity
Designation
1
(Space line)*
X
X
X
X
X
X
2
Voltage L1-N
X
X
X
U L1
3
Voltage L2-N
X
U L2
4
Voltage L3-N
X
U L3
5
Voltage L1-L2
X
X
X
X
U L12
6
Voltage L2-L3
X
X
X
X
U L23
7
Voltage L3-L1
X
X
X
X
U L31
8
Voltage E-N*
0
0
0
0
0
U E-N
9
Current L1
X
X
X
X
X
X
I L1
10
Current L2
X
X
X
I L2
11
Current L3
X
X
X
I L3
12
Average current*
X
X
Σ
I / 3
I
13
Neutral current N
X
X
I0
14
Real power L1
X
X
P L1
15
Real power L2
X
P L2
16
Real power L3
X
P L3
17
Real power
Σ
X
X
X
X
X
P
18
Reactive power L1
X
X
Q L1
19
Reactive power L2
X
Q L2
20
Reactive power L3
X
Q L3
21
Reactive power
Σ
X
X
X
X
X
Q
22
Apparent power L1
X
X
S L1
23
Apparent power L2
X
S L2
24
Apparent power L3
X
S L3
25
Apparent power
Σ
X
X
X
X
X
S
26
Active factor cos
φ
L1
X
X
COS PHI L1
27
Active factor cos
φ
L2
X
COS PHI L2
28
Active factor cos
φ
L3
X
COS PHI L3
29
Active factor cos
φ Σ
X
X
X
X
X
COS PHI
30
Power factor L1
X
X
PF L1
31
Power factor L2
X
PF L2
32
Power factor L3
X
PF L3
33
Power factor
Σ
X
X
X
X
X
PF
*
see Table 3-2, Explanation
1
-p
h
a
se
AC Cu
rrent
Three-wi
re
Thr
e
e
-phase
Bala
n
c
ed
Thr
ee
-w
ire
Th
re
e
-ph
a
s
e
Un
b
a
la
nc
ed
(
3
I)
Thr
ee
-w
ire
Th
re
e
-ph
a
s
e
Un
b
a
la
nc
ed
(
2
I)
Four
-wi
re
Thr
e
e
-phase
Bala
n
c
ed
Fo
ur-w
ire
Th
re
e
-ph
a
s
e
Unbalanced