Siemens SIMEAS P 7KG7550, Operating Instructions Manual, Page: 14 / 52

12
Measured values
Measuring
path
1
Menu Tolerances
2
Reactive power absolute A, B, C,
Σ
d a
±
0.5%
Apparent power A, B, C,
Σ
d a
±
0.5%
Unbalanced voltage
Four-wire
system
d a h
±
0.5%
Unbalanced current
Four-wire
system
d a h
±
0.5%
THD voltage A, B, C d a h
±
0.5%
THD current A, B, C d a h
±
0.5%
Harmonic voltage V
5. 7. 11. 13. 17. 19. H.
A, B, C d a h
±
0.5%
Harmonic current I
5. 7. 11. 13. 17. 19. H.
A, B, C d a h ± 0.5%
Limit violations
counter 1
to 4
d a
Analog inputs
6
external d a
±
0.5%
Binary inputs
6
external d a
1) Phases are displayed based on the type of connection.
2) Tolerances are applicable to 0.5 to 1.2 times nominal value.
3) Average value of all phases.
4) Measurement beginning at 2% of the internal apparent power
5) Measurement beginning at 30% of the input voltage L1-N
6) 7KG7660 only
d
Measurements can be displayed on measured value screens
a
Measurements selectable over communication
h
Measurements selectable for list screens and oscilloscope