ABB RELION REB670, Руководство по эксплуатации продукта

Страница: 44 / 62

Table 36. Voltage sequence measurement VMSQI
Function Range or value Accuracy
Voltage positive sequence, U1 (10 to 300) V ± 0.3% of U at U ≤ 50 V
±
0.2% of U at U > 50 V
Voltage zero sequence, 3U0 (10 to 300) V
±
0.3% of U at U ≤ 50 V
±
0.2% of U at U > 50 V
Voltage negative sequence, U2 (10 to 300) V
±
0.3% of U at U ≤ 50 V
± 0.2% of U at U > 50 V
Phase angle (10 to 300) V ± 0.3° at U ≤ 50 V
±
0.2° at U > 50 V
Table 37. Event counter CNTGGIO
Function Range or value Accuracy
Counter value 0-100000 -
Max. count up speed 10 pulses/s (50% duty cycle) -
Table 38. Disturbance report DRPRDRE
Function Range or value Accuracy
Pre-fault time (0.05–9.90) s -
Post-fault time (0.1–10.0) s -
Limit time (0.5–10.0) s -
Maximum number of recordings 100, first in - first out -
Time tagging resolution 1 ms See table 59
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 39. Event list
Function Value
Buffer capacity Maximum number of events in the list 1000
Resolution 1 ms
Accuracy Depending on time synchronizing
Busbar protection REB670 1MRK505212-BEN E
Pre-configured
Product version: 1.2
44 ABB