4317SA522 Manual
C53000-G1176-C155-3
Technical Data 4
This chapter provides the technical data of SIPROTEC
®
4 device 7SA522 and its in-
dividual functions, including the limiting values that under no circumstances may be
exceeded. The electrical and functional data for the maximum functional scope are fol-
lowed by the mechanical specifications with dimension diagrams.
4.1 General 432
4.2 Distance Protection 444
4.3 Power Swing Detection (optional) 447
4.4 Teleprotection for Distance Protection 448
4.5 Earth Fault Overcurrent Protection in Earthed Systems (optional) 450
4.6 Teleprotection for Earth Fault Overcurrent Protection (optional) 459
4.7 Weak-Infeed Tripping (classic) 460
4.8 Weak-Infeed Tripping (French specification) 461
4.9 Protection Data Interfaces and Communication Topology (optional) 462
4.10 External Direct and Remote Tripping 463
4.11 Time Overcurrent Protection 464
4.12 Instantaneous High-Current Switch-onto-Fault Protection 467
4.13 Automatic Reclosure Function (optional) 468
4.14 Synchronism and Voltage Check (optional) 469
4.15 Undervoltage and Overvoltage Protection (optional) 471
4.16 Frequency Protection (optional) 474
4.17 Fault Locator 475
4.18 Circuit Breaker Failure Protection (optional) 476
4.19 Monitoring Function 477
4.20 Transmission of Binary Information (optional) 479
4.21 User Defined Functions (CFC) 481
4.22 Auxiliary Functions 484
4.23 Dimensions 486
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