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ABB RED650 - Page 349

ABB RED650
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CBREADY
Fault
SUCCL
PREP3P
CLOSECB
ACTIVE
1PT1
INPROGR
READY
SYNC
START
CBCLOSED
Closed
Open Closed
tPulse
t1 1Ph
tReclaim
Time
IEC04000196-4-en.vsd
IEC04000196 V4 EN-US
Figure 160: Transient single-phase fault, single-phase reclosing
CBREADY
Fault
UNSUCCL
ACTIVE
3PT2
3PT1
INPROGR
READY
SYNC
TR3P
START
CBCLOSED
Closed
Time
IEC04000197-3-en.vsd
PREP3P
CLOSECB
Open
C
Open
C
t1 3Ph
tPulse
t2 3Ph
tPulse
tReclaim
IEC04000197 V3 EN-US
Figure 161: Permanent fault, three-phase trip, two-shot reclosing
1MRK 505 394-UEN A Section 12
Control
Line differential protection RED650 2.2 IEC 343
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