Name: GE MI-869
Brand: GE
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Instruction manual

Product version: 1.7x

GE publication code: 1601-0450-A7 (GEK-119649F)

*1601-0450-A7*

869

Motor Protection System

Motor Protection, Control and Management

Grid Solutions

Table of Contents3
INTRODUCTION Overview11
Description of the 869 Motor Protection System12
Security Overview16
Order Codes17
Specifications19
- Control27
- Monitoring28
- Recording29
- User-Programmable Elements31
Metering32
Inputs34
Outputs36
- Power Supply37
- Communications38
- Physical40
- General Cautions and Warnings41
Must-Read Information43
- Storage44
- INSTALLATION Mechanical Installation45
- Dimensions46
- Mounting47
  - Standard Panel Mount48
- Draw-Out Unit Withdrawal and Insertion49
- Removable Power Supply50
- Removable Magnetic Module51
- Arc Flash Sensor52
Electrical Installation53
- Terminal Identification56
  - Wire Size61
- Ground and Sensitive Ground CT Inputs62
- Zero-Sequence CT Installation63
- Differential CT Inputs64
- Voltage Inputs65
- Control Power66
- Contact Inputs67
Output Relays68
- Serial Communications70
- Irig-B71
- LED Status Indicators79
- Home Screen Icons80
- Relay Messages81
  - Self-Test Errors82
  - Out of Service86
Software Interface87
- Installing the Enervista 8 Series Setup Software88
- Upgrading the Software90
- Configuring Ethernet Communications92
- Connecting to the Relay93
- Working with Setpoints & Setpoints Files94
- File Support96
- Downloading & Saving Setpoints Files97
- Creating a New Setpoints File98
- Printing Setpoints99
- Loading Setpoints from a File100
- Uninstalling Files and Clearing Data101
- Upgrading Relay Firmware104
- Advanced Enervista 8 Series Setup Software Features107
  - Transient Recorder (Waveform Capture)108
  - Protection Summary112
- Offline Settings File Conversion114
- Setpoints Entry Methods120
- Common Setpoints121
- Logic Diagrams122
- Setpoints Text Abbreviations123
Device124
- Custom Configuration125
- Real-Time Clock127
  - Clock129
  - SNTP Protocol130
- Security131
- Transient Recorder164
Data Logger166
Fault Reports168
- Event Data170
- Programmable Pushbuttons173
- Front Panel177
  - Default Screens178
- Installation179
System180
- Current Sensing181
- Voltage Sensing182
- Power System183
- Motor184
  - Variable Frequency Drives189
  - Preset Values194
- Switching Device195
- Flexcurves198
- Inputs200
Virtual Inputs203
- Analog Inputs205
- Remote Inputs210
Virtual Outputs218
- Analog Outputs219
Protection221
- Motor Elements223
- Short Circuit271
- Current Elements290
- Voltage Elements325
- Impedance Elements352
- Power Elements358
  - Reactive Power364
- Frequency Elements367
  - Overfrequency370
  - Frequency Rate of Change373
Monitoring377
- Breaker Arcing Current385
- Breaker Health388
- Broken Rotor Bar392
- Stator Inter-Turn Fault397
- Functions402
  - Demand407
  - Pulsed Outputs415
Digital Counters418
Harmonic Detection422
- Speed425
- RTD Temperature430
- RTD Trouble435
- Loss of Communications436
Control438
- Start Supervision441
- Reduced Voltage Starting448
- Switching Device Control452
- Trip Bus455
- Breaker Failure457
  - Setup458
  - Initiate460
- Arc Flash Protection462
- VT Fuse Failure464
Flexlogic466
- Timers475
- Non-Volatile Latches476
- Flexlogic Equation477
  - Viewing Flexlogic Graphics479
Flexelements480
Testing488
- Setup489
- Pre-Fault490
- Post-Fault491
- Test Leds492
  - STATUS Motor493
  - Breakers495
Last Trip Data496
- Output Relays497
- Virtual Outputs498
Communications499
Information502
- Hardware Versions503
Device Status504
Clock505
METERING Summary510
Motor511
- Speed512
- Stator Inter-Turn Fault513
Impedance514
Voltages516
Frequency517
Harmonics 1(Harmonics 2)518
Harmonic Detection519
Power520
Energy521
Power Factor522
Power Demand523
Rtds524
Analog Inputs525
RECORDS Events527
Transient Records528
Motor Start Records529
Motor Start Statistics530
Remote Modbus Device533
Breakers535
Remote Modbus Device536
MAINTENANCE Environmental Health Report539
Motor Health Report541
General Maintenance544
- A.APPENDIX a Application Notes545
- Contactor Current Supervision545
  - Warranty547
  - Major Updates548

Brand	GE
Model	MI-869
Category	Protection Device
Language	English

GE MI-869 User Manual

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GE MI-869 Specifications

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