4.16 Frequency Protection...................................................................................................... 451
4.17 Circuit Breaker Failure Protection.....................................................................................453
4.18 External Trip Commands................................................................................................. 454
4.19 Monitoring Functions......................................................................................................455
4.20 User-defined Functions (CFC).......................................................................................... 456
4.21 Flexible Function.............................................................................................................459
4.22 Additional Functions....................................................................................................... 461
4.23 Dimensions.....................................................................................................................465
4.23.1
Panel surface mounting (housing size
1
/
3
).................................................................. 465
4.23.2
Panel Surface Mounting (housing Size
1
/
2
)..................................................................465
4.23.3
Panel Surface Mounting (housing Size
1
/
1
)..................................................................466
4.23.4
Panel flush mounting or cubicle mounting (housing size
1
/
3
)...................................... 467
4.23.5
Panel flush mounting or cubicle mounting (housing size
1
/
2
)...................................... 468
4.23.6
Panel flush mounting or cubicle mounting (housing size
1
/
1
)...................................... 469
4.23.7 RTD box.....................................................................................................................470
A Ordering Information and Accessories.....................................................................................................471
A.1 Differential Protection 7UT612 for 2 Measuring Locations................................................472
A.2 Differential Protection 7UT613 for 3 Measuring Locations................................................474
A.3 1.1.3 Differential Protection 7UT633 and 7UT635 for 3 to 5 measuring locations............. 477
A.4 Accessories..................................................................................................................... 480
B Terminal Assignments..............................................................................................................................483
B.1 Panel Flush and Cubicle Mounting...................................................................................484
B.2 Panel Surface Mounting.................................................................................................. 494
C Connection Examples............................................................................................................................... 505
C.1 Current Transformer Connection Examples......................................................................506
C.2 Voltage Transformer Connection Examples......................................................................519
C.3 Assignment of Protection Functions to Protected Objects.................................................521
D Current Transformer Requirements......................................................................................................... 523
D.1 General Requirements.....................................................................................................524
E Default Settings and Protocol-dependent Functions............................................................................... 529
E.1 Default Settings LEDs...................................................................................................... 530
E.2 Default Settings Binary Inputs......................................................................................... 531
E.3 Default Settings Binary Outputs.......................................................................................532
E.4 Default Settings Function Keys........................................................................................ 533
E.5 Default Display................................................................................................................534
E.6 Pre-defined CFC Charts....................................................................................................536
E.7 Protocol-dependent Functions.........................................................................................537
F Functions, Settings, Information..............................................................................................................539
F.1 Functional Scope............................................................................................................ 540
F.2 Settings.......................................................................................................................... 543
F.3 Information List.............................................................................................................. 587
Table of Contents
SIPROTEC 4, 7UT6x, Manual 13
C53000-G1176-C230-5, Edition 09.2016
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