Functions
2.9 Backup Time Overcurrent Protection
SIPROTEC, 7SD610, Manual
C53000-G1176-C145-6, Release date 02.2011
113
Table 2-4 Trip signals of the single phases
1)
If tripping by the 3I0 measuring unit is performed simultaneous with or after tripping by a phase measuring
unit and if single-pole tripping is effective, „O/C TRIP 1p.L1“, „O/C TRIP 1p.L2“ or „O/C TRIP 1p.L3“ is sig-
naled.
2)
If tripping is only performed by the 3I0 measuring unit but not by a phase measuring unit, „O/C TRIP L123“
is signaled.
Internal indication Display Output indication No
I>> TRIP L1
I> TRIP L1
I>>> TRIP L1
1)
I>TRIP Dir L1
Ip TRIP L1
IpTRIP Dir L1
2-39
2-40
2-41
2-42
2-43
„O/C TRIP 1p.L1“ or „O/C TRIP L123“
7212 or
7215
I>> TRIP L2
I> TRIP L2
I>>> TRIP L2
1)
I>TRIP Dir L2
Ip TRIP L2
IpTRIP Dir L2
2-39
2-40
2-41
2-42
2-43
„O/C TRIP 1p.L2“ or „O/C TRIP L123“
7213 or
7215
I>> TRIP L3
I> TRIP L3
I>>> TRIP L3
1)
I>TRIP Dir L3
Ip TRIP L3
IpTRIP Dir L3
2-39
2-40
2-41
2-42
2-43
„O/C TRIP 1p.L3“ or „O/C TRIP L123“
7214 or
7215
I>> TRIP E
I> TRIP E
I>>> TRIP E
2)
I>TRIP Dir E
Ip TRIP E
IpTRIP Dir E
2-39
2-40
2-41
2-42
2-43
„O/C TRIP L123“ 7215
I>> TRIP L1
I>> TRIP L2
I>> TRIP L3
I>> TRIP E
2-39
2-39
2-39
2-39
„O/C TRIP I>>“ 7221
I> TRIP L1
I> TRIP L2
I> TRIP L3
I> TRIP E
„O/C TRIP I>“ 7222
I>>> TRIP L1
I>>> TRIP L2
I>>> TRIP L3
I>>> TRIP E
2-40
2-40
2-40
2-40
„I-STUB TRIP“ 7235
I>TRIP Dir L1
I>TRIP Dir L2
I>TRIP Dir L3
I>TRIP Dir E
2-41
2-41
2-41
2-41
„O/C TRIP I>Dir.“ 7236
Ip TRIP L1
Ip TRIP L2
Ip TRIP L3
Ip TRIP E
2-42
2-42
2-42
2-42
„O/C TRIP Ip“ 7223
IpTRIP Dir L1
IpTRIP Dir L2
IpTRIP Dir L3
Ip TRIP Dir E
2-43
2-43
2-43
2-43
„O/C TRIP IpDir.“ 7237
(General TRIP) „O/C TRIP“ 7211