Siemens 7SC80 - Page 780

Fault Recording 574
Fault Records 62
Fehlerreaktionen der Überwachungseinrichtungen 246
Final Preparation of the Device 498
Flexible Protection Functions 558
Frequency Protection 215, 438
Frequency Protection 81 543
Frequency Protection 81 of Side 2 578
Function Blocks 563
G
General Device Pickup 359
General Tripping 359
GPS Connection 503
Ground fault 168, 168, 174
Ground Fault Check 491
Ground Fault Detection
Current Elements for cos-φ/ sin-φ 249
Current Elements for U0/I0–φ 255
Determination of Direction for cos-φ/ sin-φ 249
Logic for cos-φ/ sin-φ 251
Logic for U0/I0 φ 256
Trip delay with U0/I0 φ 264
Tripping Area with U0/I0–φ 256
Voltage Element for cos-φ/ sin-φ 248
Voltage Element for U0/I0-φ 254
Ground Fault Detection (Sensitive/Insensitive) 546
Ground Fault Protection
Direction Determination for cos-φ/ sin-φ 263
Ground faults
Measuring methode cos–φ –Measurement 251
H
Hardware Monitoring 225
High-impedance differential protection 170
High-Impedance Differential Protection
sensitivity 172
High-impedance Protection
Stability 171
Hours Meter "CB open" 363
Humidity 507
I
Identification of the grounded phase 249, 255
Inrush Restraint 85, 121, 529
Inrush-current detection 231
Insulation Test 504
Interaction with Voltage Monitoring 121
Interlocked Switching 386
Inverse Time Overcurrent Elements 51, 51N 74
Inverse-Time Overcurrent Protection 511
IRIG-B Connection 504
J
Jump Detection 327
L
Limits CFC blocks 568
Limits User-defined Functions 568
Line sections 314, 315
Local Measured Value Monitoring 573
Long-Term Mean Values 573
M
Measurement Supervision 225
Mechanical Tests 506
Min./Max. Memory 573
Monitoring of the Circuit Breaker Auxiliary Contacts 318
Monitoring of the Current Flow 318
N
Negative Phase Sequence Voltage Protection 534
Negative Sequence Protection 208
Negative Sequence Protection 46-1, 46-2 (Definite Time
Characteristic) 536
Negative Sequence Protection 46-TOC (Inverse Time
Characteristic) 537
Non-Interlocked Switching 386
O
Offset Monitoring 227
Operating Hours Counter 574
Operation Panel 402
Operational Measured Values 572
Ordering Information 584, 587
Output Relays Binary outputs 502
Overcurrent protection 71
Overcurrent Protection
pickup value 170, 174
Rated data of a CT 170
time daly 174
time delay 170
Overcurrent Protection 1-phase
Current Elements 531
Index
780 SIPROTEC Compact, 7SC80, Manual
E50417-G1140-C486-A8, Edition 07.2017