CBREADY
CBCLOSED
IEC04000199-3-en.vsd
t1 1Ph
t2 3Ph
tReclaim
Fault
UNSUCCL
3PT2
3PT1
1PT1
INPROGR
READY
SYNC
TR3P
START
PREP3P
CLOSECB
IEC04000199 V3 EN-US
Figure 163: Permanent single-phase fault, single-phase trip, two-shot
reclosing, ARMode=1ph + 1*2ph
12.2.7 Technical data
M12379-1 v13
Table 180: SMBRREC technical data
Function
Range or value Accuracy
Dead time:
shot 1 “t1 1Ph”
shot 1 “t1 2Ph”
shot 1 “t1 3Ph “
shot 1 “t1 3PhHS”
(0.000-120.000) s
±0.2% or ±35 ms
whichever is greater
Dead time:
shot 2 “t2 3Ph”
shot 3 “t3 3Ph”
shot 4 “t4 3Ph”
shot 5 “t5 3Ph”
(0.00-6000.00) s
±0.2% or ±35 ms
whichever is greater
Extend three-phase dead time duration
“tExtended t1”
(0.000-60.000) s ±0.2% or ±35 ms
whichever is greater
Minimum time that circuit breaker must be
closed before new sequence is allowed
“tCBClosedMin”
(0.00-6000.00) s
±0.2% or ±35 ms
whichever is greater
Wait time for the slave to close when WAIT
input has reset “tSlaveDeadTime”
(0.100-60.000) s ±0.2% or ±35 ms
whichever is greater
Maximum allowed start pulse duration
“tLongStartInh”
(0.000-60.000) s ±0.2% or ±15 ms
whichever is greater
Circuit breaker closing pulse duration
“tPulse”
(0.000-60.000) s ±0.2% or ±15 ms
whichever is greater
Table continues on next page
1MRK 505 394-UEN A Section 12
Control
Line differential protection RED650 2.2 IEC 345
Technical manual
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