Siemens SIPROTEC 7SD610 Manual page 445

Frequency measurement 172
Frequency stages 172
Operating ranges 172
Overfrequency protection 172
Pickup values 175
Pickup/tripping 173
Power swings 173
Underfrequency protection 172
Function Blocks 360
Function Control 222
Fuse Failure Monitor 206, 215
G
General Interrogation 249
GPS synchronisation 61
H
>>, 3I
High Current StagesI
ph
Humidity 332
I
Indications 248, 248
Information exchange 63
Information to a Control Centre 247
Input/Output Board C-I/O-11
C-I/O-11 280
Installation: Panel Surface Mounting 288
Instantaneous high-current switch-onto-fault
protection 343
Instantaneous trip
I>>> stage 95
I>>>> stage 96
Instantaneous tripping
before automatic reclosure 111
Instrument transformer connection
Differential currents 316
Polarity check 313
Restraint currents 316
Insulation test 330
Integrated Display (LCD) 246
Interfaces 63
Interlocking 262
Interrupted currents 249
Intertrip 80, 341
Inverse Time Stage (Overcurrent Protection)
IEC Characteristic 346
Inverse Time Stage (Time Overcurrent Protection)
ANSI Characteristic 347
SIPROTEC, 7SD610, Manual
C53000-G1176-C145-6, Release date 02.2011
>> 115
0
K
k-factor 196
L
Limits for CFC blocks 361
Limits for user-defined functions 361
Line energization recognition 222
Live Contact 274
M
Measured Value Acquisition
Currents 200
Voltages 201
Measured Values 100, 359
Measured Values Constellation 255
Measured Voltage Failure Monitoring 208
Measured voltage failure monitoring 215
Mechanical Tests 331
Memory Components 199
Modem 50
Monitoring 52
Monitoring Function
199
Monitoring Functions 359
O
Open Pole Detector 228
Operational accuracy limit factor 37
Operational Indication Buffer 365
Operational Indications 248
Operational measured values 251, 364
Operator Interface 326
Operator interface
Check 289
Optical Fibres 291
Ordering Information 370
Oscillographic Recording for Test 319
Output Relays 246
Output relays binary outputs 325
Overcurrent stage
I> (definite time) 103
I (inverse time) 107, 109
P
Overcurrent Time Protection 344
Index
445