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The interaction of the recorders is depicted in the following figure:
V(t)
A/ D
Converter
I (t)
Synchronization
Figure 4-5
SICAM Q100, 7KG95xx, Device Manual
E50417-H1040-C522-A6, Edition 06.2019
V(t)
V(t)/I(t)
V(t)/I(t)
Sample points
Voltage Magnitude
Interharmonics
Block Diagram of Recorders
4.1 Power Quality Measuring System and Recording System
Flicker meter
Frequency
Interruptions , Swells
V
(½)
rms
or
I
(½)
rms
Harmonics
Unbalance
Current
Power , Pf,
V
4 Measured Quantities and Recording
Measurement
Pst, Plt
Measurement
PQ events:
Dips
Trigger
Changes on
V
(½ )
rms
Mains Signalling
Voltage
Measurement
Recorder
Recorder
Event
Recorder
Fault
Recorder
Trend
Recorder
Mains
Signalling
Voltage
Recorder
Recorder
Load
Profile
39
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