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ABB
Transformer protection RET650
Product version: 1.1
Table 46. Disturbance report DRPRDRE
Function
Current recording
Voltage recording
Pre-fault time
Post-fault time
Limit time
Maximum number of recordings
Time tagging resolution
Maximum number of analog inputs
Maximum number of binary inputs
Maximum number of phasors in the Trip
Value recorder per recording
Maximum number of indications in a
disturbance report
Maximum number of events in the Event
recording per recording
Maximum number of events in the Event
list
Maximum total recording time (3.4 s
recording time and maximum number of
channels, typical value)
Sampling rate
Recording bandwidth
Range or value
-
-
(0.05–3.00) s
(0.1–10.0) s
(0.5–8.0) s
100, first in - first out
1 ms
30 + 10 (external +
internally derived)
96
30
96
150
1000, first in - first out
340 seconds (100
recordings) at 50 Hz, 280
seconds (80 recordings)
at 60 Hz
1 kHz at 50 Hz
1.2 kHz at 60 Hz
(5-300) Hz
1MRK 504 127-BEN -
Issued: February 2011
Accuracy
± 1,0% of I
at I ≤ I
r
r
± 1,0% of I at I > Ir
± 1,0% of U
at U ≤
r
U
r
± 1,0% of U at U >
U
r
-
-
-
-
See time
synchronization
technical data
-
-
-
-
-
-
-
-
-
65
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