Siemens siprotec 7SA6, Manual

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10-1
7SA6 Manual
C53000-G1176-C156
Technical Data
10
This chapter provides the technical data of the SIPROTEC
®
4 7SA6 device and its in-
dividual functions, including the limiting values that must not be exceeded under any
circumstances. The electrical and functional data of fully equipped 7SA6 devices are
followed by the mechanical data, with dimensional drawings
.
10.1 General Device Data 10-2
10.2 Distance Protection 10-15
10.3 Power Swing Supplement (optional) 10-18
10.4 Distance Protection Teleprotection Schemes 10-18
10.5 Earth Fault Protection in Earthed Systems (optional) 10-19
10.6 Earth Fault Protection Teleprotection Schemes (optional) 10-27
10.7 Weak-Infeed Tripping 10-28
10.8 Protection Data Interface and Distance Protection Topology (optional)
10-29
10.9 External Direct and Remote Tripping 10-30
10.10 Overcurrent Protection 10-30
10.11 High-Current Switch-On-To-Fault Protection 10-33
10.12 Earth Fault Detection in a Non-Earthed System 10-33
10.13 Automatic Reclosure Function (optional) 10-34
10.14 Synchronism and Voltage Check (optional) 10-35
10.15 Voltage Protection (optional) 10-36
10.16 Fault Location 10-38
10.17 Circuit Breaker Failure Protection (optional) 10-38
10.18 Thermal Overload Protection 10-40
10.19 Monitoring Functions 10-42
10.20 Transmission of Binary Information (optional) 10-43
10.21 Supplementary Functions 10-44
10.22 Dimensions 10-47