
EMR-5000 IM02602012E
System Parameters of the Ground Differential.......................................................................................................... 400
Blocking............................................................................................................................................................... 401
Permanent Blocking.................................................................................................................................................. 401
Temporary Blocking................................................................................................................................................... 401
To Activate or Deactivate the Tripping Command of a Protection Module.................................................................403
Activate, Deactivate Respectively to Block Temporary Protection Functions............................................................404
Protection (Prot) Module...................................................................................................................................... 406
How to Block All Protective and Supervisory Functions.............................................................................................406
Direct Commands of the Protection Module.............................................................................................................. 413
Global Protection Parameters of the Protection Module............................................................................................413
Protection Module Input States.................................................................................................................................. 414
Protection Module Signals (Output States)................................................................................................................ 414
Values of the Protection Module................................................................................................................................ 415
Switchgear/Breaker – Manager............................................................................................................................ 416
Single Line Diagram.................................................................................................................................................. 417
Switchgear Configuration........................................................................................................................................... 419
Switchgear Wear....................................................................................................................................................... 454
Control - Example Switching of a Breaker................................................................................................................ 462
Protective Elements............................................................................................................................................. 466
IOC Function............................................................................................................................................................. 466
Load Shedding.......................................................................................................................................................... 467
JAM........................................................................................................................................................................... 472
Locked Rotor Protection............................................................................................................................................ 479
Motor Starting and Control Module............................................................................................................................ 480
Motor Wellness.......................................................................................................................................................... 505
Thermal Model........................................................................................................................................................... 512
Ultimate Trip Current................................................................................................................................................. 523
Underload Module..................................................................................................................................................... 527
87M - Motor Differential Protection............................................................................................................................ 535
50P - DEFT Overcurrent Protection........................................................................................................................... 541
51P - Overcurrent Protection [51, 51C, 51V].............................................................................................................552
50R DEFT Calculated Ground Fault Protection Module............................................................................................568
51R INV Calculated Ground Fault Protection............................................................................................................ 579
50X DEFT Measured Ground Fault Protection.......................................................................................................... 589
51X INV Measured Ground Fault Protection..............................................................................................................600
50/51X - Ground Fault on X4..................................................................................................................................... 610
Ground Fault Protection............................................................................................................................................. 611
ZI - Zone Interlocking................................................................................................................................................. 612
46 - Current Unbalance Protection............................................................................................................................ 630
27M - Undervoltage Protection.................................................................................................................................. 639
59M - Overvoltage Protection.................................................................................................................................... 649
27A - Auxiliary Undervoltage Protection.................................................................................................................... 658
59A - Auxiliary Overvoltage Protection...................................................................................................................... 665
47 - Voltage Unbalance Protection............................................................................................................................ 672
81O/U, 81R, 78V - Frequency Protection.................................................................................................................. 681
32 - Power Protection................................................................................................................................................ 707
32V - Reactive Power Protection............................................................................................................................... 720
55A and 55D - PF Protection*................................................................................................................................... 733
RT - Remote Trip....................................................................................................................................................... 743
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