phase-to-phase 113, 115, 117
phase-to.phase 279
Positive Sequence System 114, 117, 279
Undervoltage Protection (ANSI 27)
phase-to-ground 112
User-defined Functions 289
V
Vibration and Shock Stress during Stationary Opera-
tion 256
Vibration and Shock Stress during Transport 256
Voltage Balance 151
Voltage inputs 250
Voltage Phase Rotation 154
Voltage Protection 26
Voltage Protection (ANSI 59) 108
Voltage transformers connection
Polarity Check 241
W
Warning Temperature Level 106
Watchdog 150
Wire Break Monitoring 152
Wirkschnittstellen 252
Index
416 SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018