Siemens SICAM Q100 - Page 47

4 Measured Quantities and Recording
4.2 Measured Quantities
47SICAM 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)
Balanced (1I)
Unbalanced (3I) Unbalanced (2I)
Balanced
(1I)
PQ Values for
ph-N
PQ Values for
ph-ph
Calculate Voltage RMS
values PN & PP = Yes
Calculate Voltage RMS
values PN & PP = No
Calculate Voltage RMS
values PN & PP = Yes
Calculate Voltage RMS
values PN & PP = No
Active Power
Pa a x ---xxxx-
Pb b - ----xxx-
Pc c - ----xxx-
P a, b, c - x x x x  Pph
Reactive Power
Qa a x ---xxxx-
Qb b - ----xxx-
Qc c - ----xxx-
Q a, b, c - x x x x  Qph
Apparent Power
Sa a x ---xxxx-
Sb b - ----xxx-
Sc c - ----xxx-
S a, b, c - x x x x  Sph
Reactive Power (Fundamental)
Q1a a x ---xxx--