Siemens SIPROTEC 4 7SD80 Manual page 16

Table of Contents
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
4.11
4.12
4.13
4.14
4.15
4.16
4.17
4.18
4.19
4.19.1
4.19.2
4.19.3
A Ordering Information and Accessories.....................................................................................................299
A.1
A.2
B Terminal Assignments.............................................................................................................................. 305
B.1
C Connection Examples............................................................................................................................... 313
C.1
D Current Transformer Requirements......................................................................................................... 317
D.1
D.2
D.3
D.4
E Default Settings and Protocol-dependent Functions............................................................................... 323
E.1
E.2
E.3
E.4
E.5
E.6
E.7
16
87 Differential Protection Phase Comparison Protection...................................................261
Ground Fault Differential Protection in Grounded Systems............................................... 264
Ground Fault Differential Protection in Resonant-grounded / Isolated Systems..................265
Breaker Intertrip and Remote Tripping- Direct Local Trip...................................................266
Time Overcurrent Protection ...........................................................................................267
Inrush Current Restraint Breaker Intertrip and Remote Tripping........................................ 274
Circuit-Breaker Failure Protection (Optional).................................................................... 275
Thermal Overload Protection 49...................................................................................... 276
Voltage Protection (Optional).......................................................................................... 278
Frequency Protection (Optional)......................................................................................281
Automatic Reclosing (Optional)....................................................................................... 282
Transmission of Binary Information and Commands.........................................................283
Monitoring Functions......................................................................................................284
Flexible Protection Functions ..........................................................................................286
User-defined Functions (CFC).......................................................................................... 289
Additional Functions....................................................................................................... 293
Dimensions.....................................................................................................................296
Panel Flush Mounting and Cabinet Flush Mounting (Housing Size 1/6) ...................... 296
Panel Surface Mounting (Housing Size 1/6) ............................................................... 297
Bottom View............................................................................................................. 297
Ordering Information 7SD80 V4.7 .................................................................................. 300
Accessories..................................................................................................................... 303
7SD80 - Housing for Panel Flush Mounting, Cabinet Flush Mounting and Panel
Surface Mounting .......................................................................................................... 306
Connection Examples for Current and Voltage Transformers............................................ 314
Current Transformer Ratio .............................................................................................. 318
Overcurrent Factors........................................................................................................ 319
Class Conversion............................................................................................................. 320
Core Balance Current Transformer................................................................................... 321
LEDs............................................................................................................................... 324
Binary Input.................................................................................................................... 325
Binary Output................................................................................................................. 326
Function Keys................................................................................................................. 327
Default Display................................................................................................................328
Pre-defined CFC Charts....................................................................................................331
Protocol-dependent Functions.........................................................................................332
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018