Siemens siprotec 7SA6 - Page 874

Index
Index-8 7SA6 Manual
C53000-G1176-C156
Method of Operation 6-67
Tripping/Echo
at Line Ends with No or Weak Infeed
1-10
Troubleshooting 9-9
Two-stage breaker failure protection 6-260
U
U/I(/j) Pickup 6-39
UL listing 10-12, 10-13
UL-listing 10-6
Unblocking with Z1B 6-102
Underreach Schemes 10-18
Undervoltage Detection 10-28
Undervoltage Phase–Earth 6-231
Undervoltage Phase–Phase 6-232
Undervoltage Positive Sequence System U1
6-233
Undervoltage Protection 6-231
Unfaulted Loops 6-44
Units of Length 6-11
Unpacking and Re-packing 3-2
User defined
Information = Own information
5-26
Limit values 5-23
Measured values 5-23
User Defined Logic Functions 1-12
User Guide 4-7
User Interface 3-4
V
Version of 7SA6
for Panel Flush Mounting (Cubicle
Mounting)
2-2
for Panel Surface Mounting 2-22
Version of 7SA6 with Detached Operator Panel
2-36
Vibration and shock 10-11
View
of Front Panel (Housing Size 1/2)
2-7
of Front Panel with Four-Line Display
(Housing Size 1/2)
2-5, 2-6, 2-25
of Front Panel with Four-Line Display
(Housing Size 1/3)
2-3, 2-23
of Front Panel with Four-Line Display
(Housing Size1/1)
2-26
of Front Panel with Graphic Display
(Housing Size 1/1)
2-29
of Front Panel with Graphic Display
(Housing Size 1/2)
2-27
of Rear Panel (Housing Size 1/1) 2-10
of Rear Panel (Housing Size 1/2) 2-10
of Rear Panel (Housing Size 1/3) 2-9
Viewing
the Switching Statistics
7-13
Viewing Fault Records 7-26
Voltage and Phase-Angle Dependent Current
Pickup U/I/j
6-36
Voltage Inputs 10-2
Voltage Phase Rotation 6-278
Voltage Symmetry 6-277
Voltage Transformer Connection 6-7
Voltage Transformer MCB 8-59
Voltage-Dependent Current Fault Detection U/I
6-33
Voltages 8-9
W
Watchdog 6-276
Weak-Infeed Tripping 10-28
Applying the Function Parameter Settings
6-158
Method of Operation 6-156
Z
Zero Voltage Stage with Inverse Characteristic
6-131
Zero Voltage Time Protection
(U0-Inverse)
6-124
Zone Logic of the Controlled Zone Z1B 6-69
Zone Logic of the Independent Zones Z1 up to Z5
6-67