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Disturbance report function can handle maximum 3 simultaneous disturbance recordings.
12.4.7
Technical data
Table 390:
DRPRDRE technical data
Function
Range or value
Accuracy
Current recording
-
± 1,0% of I
r
at I ≤ I
r
± 1,0% of I at I > Ir
Voltage recording
-
± 1,0% of V
n
at V≤ V
n
± 1,0% of Vat V> V
n
Pre-fault time
(0.05–3.00) s
-
Post-fault time
(0.1–10.0) s
-
Limit time
(0.5–8.0) s
-
Maximum number of recordings
100, first in - first out
-
Time tagging resolution
1 ms
See time synchronization
technical data
Maximum number of analog inputs
30 + 10 (ex internally
derived)
-
Maximum number of binary inputs
96
-
Maximum number of phasors in the Trip
Value recorder per recording
30
-
Maximum number of indications in a
disturbance report
96
-
Maximum number of events in the Event
recording per recording
150
-
Maximum number of events in the
Sequence of events
1000, first in - first out
-
Maximum total recording time (3.4 s
recording time and maximum number of
channels, typical value)
340 seconds (100 recordings) at
50 Hz, 280 seconds (80
recordings) at 60 Hz
-
Sampling rate
1 kHz at 50 Hz
1.2 kHz at 60 Hz
-
Recording bandwidth
(5-300) Hz
-
12.5
Indications
12.5.1
Functionality
To get fast, condensed and reliable information about disturbances in the primary and/or
in the secondary system it is important to know, for example binary signals that have
Section 12
1MRK 511 287-UUS A
Monitoring
488
Technical manual
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