ABB ret650, Руководство по эксплуатации продукта

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Table 55. Disturbance report DRPRDRE
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 U
r
at U ≤ U
r
± 1,0% of U at U > U
r
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 Event list 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 -
Table 56. Event list DRPRDRE
Function Value
Buffer capacity Maximum number of events in the list 1000
Resolution 1 ms
Accuracy Depending on time synchronizing
Table 57. Indications DRPRDRE
Function Value
Buffer capacity Maximum number of indications presented for single disturbance 96
Maximum number of recorded disturbances 100
Transformer protection RET650 1MRK 504 137-BEN B
Product version: 1.3
ABB 53