Functions
2.1 General
SIPROTEC, 7SJ61, Manual
C53000-G1140-C210-1, Release date 02.2008
40
2.1.3.3 Settings
Addresses which have an appended "A" can only be changed with DIGSI, under "Display Additional Settings".
The table indicates region-specific default settings. Column C (configuration) indicates the corresponding sec-
ondary nominal current of the current transformer.
Addr. Parameter C Setting Options Default Setting Comments
201 CT Starpoint towards Line
towards Busbar
towards Line CT Starpoint
204 CT PRIMARY 10 .. 50000 A 100 A CT Rated Primary Current
205 CT SECONDARY 1A
5A
1A CT Rated Secondary
Current
209 PHASE SEQ. A B C
A C B
A B C Phase Sequence
210A TMin TRIP CMD 0.01 .. 32.00 sec 0.15 sec Minimum TRIP Command
Duration
211A TMax CLOSE CMD 0.01 .. 32.00 sec 1.00 sec Maximum Close
Command Duration
212 BkrClosed I MIN 1A 0.04 .. 1.00 A 0.04 A Closed Breaker Min.
Current Threshold
5A 0.20 .. 5.00 A 0.20 A
214 Rated Frequency 50 Hz
60 Hz
50 Hz Rated Frequency
217 Ignd-CT PRIM 1 .. 50000 A 60 A Ignd-CT rated primary
current
218 Ignd-CT SEC 1A
5A
1A Ignd-CT rated secondary
current
235A ATEX100 NO
YES
NO Storage of th. Replicas w/o
Power Supply
238 Ignd2-CT PRIM 1 .. 50000 A 60 A Ignd2-CT rated primary c.
(conn. to I2)
250A 50/51 2-ph prot ON
OFF
OFF 50, 51 Time Overcurrent
with 2ph. prot.
251A CT Connect. A, B, C, (Gnd)
A,G2,C,G; G->B
A,G2,C,G; G2->B
A, B, C, (Gnd) CT Connection
260 Ir-52 10 .. 50000 A 125 A Rated Normal Current (52
Breaker)
261 OP.CYCLES AT Ir 100 .. 1000000 10000 Switching Cycles at Rated
Normal Current
262 Isc-52 10 .. 100000 A 25000 A Rated Short-Circuit Break-
ing Current
263 OP.CYCLES Isc 1 .. 1000 50 Switch. Cycles at Rated
Short-Cir. Curr.
264 Ix EXPONENT 1.0 .. 3.0 2.0 Exponent for the Ix-
Method
265 Cmd.via control (Setting options depend
on configuration)
None 52 B.Wear: Open Cmd. via
Control Device
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