Siemens SICAM Q100 - Page 45

4 Measured Quantities and Recording
4.2 Measured Quantities
45SICAM Q100, 7KG95xx, Device Manual
E50417-H1040-C522-A4, Edition 03.2018
THD-2650_Vc c-N - - - - - x x - -
THD-2650_Vab a-b - x x x - - - x x
THD-2650_Vbc b-c - x x x - - - x x
THD-2650_Vca c-a - x x x - - - x x
THD-2650, Current
THD-2650_Ia a x x x x x x x x x
THD-2650_Ib b - - x x - x x x x
THD-2650_Ic c - - x x - x x x x
THDI, Voltage
THDI_Va a-N x - - - x x x - -
THDI_Vb b-N - - - - - x x - -
THDI_Vc c-N - ----xx--
THDI_Vab a-b - x x x - - - x x
THDI_Vbc b-c - x x x - - - x x
THDI_Vca c-a - x x x - - - x x
THDI, Current
THDI_Ia a-N x x x x x x x x x
THDI_Ib b-N - - x x - x x x x
THDI_Ic c-N - - x x - x x x x
Table 4-4 Harmonics/Interharmonics, Connection Types in Power Systems (cont.)
Measured
Quantity
(x = 1 to 63,
y = 1 to 49)
x = 1:
Fundamental
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