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Check 207
Ordering Information 266
Oscillographic Recording for Test 226
Output Relays 163
Output Relays Binary Outputs 231
Overcurrent stage
3I
> (DT O/C protection) 75
0
3I
(inverse time overcurrent protection with ANSI
0P
characteristics) 77
3I
(inverse time overcurrent protection with IEC
0P
characteristics) 76
I> (definite time) 68
(inverse time overcurrent protection with ANSI
I
P
characteristics) 77
I
(inverse time overcurrent protection with IEC
P
characteristics) 76
(inverse time) 68
I
P
I
> (DT O/C protection) 75
ph
Overvoltage Protection
Positive Sequence SystemU
Overvoltage protection
Negative sequence system U
Optional single-phase voltage 251
Phase-earth 106, 250
Phase-phase 97, 106, 250
Positive sequence system U
Positive sequence systemU
Zero sequence system 107
Zero sequence system 3U
P
Panel flush mounting 263
Panel surface mounting 264
Phase Angle Monitoring 138
Phase-segregated initiation of the breaker failure
protection 119
Pickup Logic of the Entire Device 156
Pickup logic/tripping logic 72
Polarity Check
Current Input I
224
4
Voltage InputU
222
4
Pole discrepancy supervision 125, 128
Power Supply 230
Power system data 1 30
Power System Data 2 36
R
Rack Mounting 204
Rated Currents 184
Rated frequency 33
Reading/Setting/Resetting 167
Real Time Clock and Buffer Battery 261
SIPROTEC, 7VK61, Manual
C53000-G1176-C159-3, Release date 05.2009
250
1
98, 107, 251
2
107
1
98
1
99, 251
0
Reclosure
Blocking 46
Reclosure cycle 59, 60, 61
Reduced Dead Time 240
Reduced dead time 57
Reference Voltages 131
Regulations 236
Retrievable Indications 166
Retrieving parameters 170
S
Sampling Frequency 132
Service / modem interface 232
Service interface
Check 207
Setting Groups 35
Changeover 181
Settings Group Change Option 35
Single-pole dead time 156
Single-stage breaker failure protection 127
Spontaneous Indications 165, 166
stage I
>>> 77
ph
Standard Interlocking 174
Start Test Measurement Recording 227
Statistical Counters 261
Summated current supervision 143
Supply Voltage 230
Switchgear Control 175
Switching
onto a fault 72
Switching (interlocked/non-interlocked) 173
Switching Test of the Configured Operating Equipment
226
Synchronism Check 248
ΔUMeasurement 248
Synchronism check
Asynchronous power conditions 248
Operating modes 248
Synchronous power conditions 248
Voltages 248
Synchronism conditions for automatic reclosure 89
Synchronism conditions for manual closure and control
command 89
System Interface 233
T
Telegram 260
Temperatures 238
Terminal Assignments 271
Terminating interfaces with bus capability 185
Termination 208
Test in Command Direction 215
Index
331
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