E-55
Computations
Power Quality Recorder SIMEAS Q80 7KG8080, Operating instruction
E50417-B1074-C419-A2, Release 09.02.2011
Measurement
Measurement intervals
and comments
3-phase
current
4-wire
3-phase
current
3-wire
Single-line
Flicker
3 s, 10 s, 1 min, 5 min, 10 min, 15 min, 30
min, 1 h, 2 h
Ux_rms_pst
Ux_rms_plt
Ux_rms_Pf5
Ux_rms_Pf5max
with x=1..3
Plt computed from 12 Pst-values
Momentary flicker and maximum
X
X
X
X
X
X
X
X
X
X
X
X
Power
3 s, 10 s, 1 min, 5 min, 10 min, 15 min, 30
min, 1 h, 2 h
O
O
O
P_P_mean
P_Q_mean
P_S_mean
P_Lambda_mean
Px_P_mean
Px_Q_mean
Px_S_mean
Px_Lambda_mean
Px_P_harmn_mean
Px_Q_harmn_mean
Px_S_harmn_mean
Px_Phase_harmn_mean
with: x=1..4; n=1..50
Px_P_frz_mean
Px_Q_frz_mean
Px_S_frz_mean
Px_Phase_frz_mean
with: x=1..4; z=1..10
Active power for the overall system
Reactive power for the overall system
Apparent power for the overall system
Power coefficient for the overall system
Active power for one channel
Reactive power for one channel
Apparent power for one channel
Power coefficient for one channel
Active power of the harmonics
Reactive power of the harmonics
Apparent power of the harmonics
Phase of the harmonics
Active power of the monitored frequencies
Reactive power of the monitored frequencies
Apparent power of the monitored frequencies
Phase of the monitored frequencies
Xi
Xi
Xi
Xi
Xi
Xi
Xi
Xi
Xi
Xi
Xi
Xi
O
O
O
O
Xi
Xi
Xi
Xi
-
-
-
-
-
-
-
-
-
-
-
-
Xi
Xi
Xi
Xi
Xi
Xi
Xi
Xi
O
O
O
O
Trigger
Measurement duration 200 ms to 90 s
Resolution 100 µs
O
O
O
Ux_event
Ix_event
with: x=1..4
RMS-Trigger
Curve shape trigger
Xt
Xt
Xt
Xt
Xt
Xt
Signalfrequencytrigger
(ripple control signal)
Mean values:
3 s, 10 s, 1 min, 5 min, 10 min, 15 min, 30
min, 1 h, 2 h
O
O
O
Ux_signal_mean
Ux_signal_redu
Px_P_signal_mean
Px_Q_signal_mean
Px_S_signal_mean
Px_Phase_signal_mean
with: x=1..3
Mean of the voltage
Mean of the active power
Mean of the reactive power
Mean of the apparent power
Mean of the power coefficient
Xt
Xt
Xti
Xti
Xti
Xti
Xt
Xt
Xti
Xti
Xti
Xti
Xt
Xt
Xti
Xti
Xti
Xti
