Areva MiCOM P921 Manuals

Manuals and User Guides for Areva MiCOM P921. We have 1 Areva MiCOM P921 manual available for free PDF download: Technical Manual

Areva MiCOM P921 Technical Manual

Areva MiCOM P921 Technical Manual (376 pages)

Voltage and Frequency Relays

Brand: Areva | Category: Relays | Size: 6 MB

Table of Contents

Section 1

311
- Table of Contents
  311
- 1 Receipt of Relays
  
  313
- 2 Handling of Electronic Equipment
  
  313
- 3 Stockage
  
  314
- 4 Unpacking
  
  314
- 5 Relay Mounting
  
  315
  - Rack Mounting
    315
  - Panel Mounting
    317
Section 2

322
- 6 Relay Wiring
  329
  - Medium and Heavy Duty Terminal Block Connections
    329
  - RS485 Port
    329
    
    Visual Inspection
    330
    
    Insulation
    331
    
    On Completion of the Insulation Resistance Tests, Ensure All External Wiring Is Correctly Reconnected to the Relay
    331
    
    External Wiring
    331
    
    Watchdog Contacts
    331
    
    Auxiliary Supply
    332
    
    With the Relay Energised
    332
    
    Watchdog Contacts
    332
    
    Date and Time
    332
    
    Light Emitting Diodes (Leds)
    333
    
    Testing the Alarm LED
    333
    
    Testing the Trip LED
    333
    
    Testing the User-Programmable Leds
    333
    
    Opto-Isolated Inputs
    333
    
    Output Relays
    334
    
    Rear Communications Port
    335
    
    Courier Communications
    335
    
    Modbus Communications
    335
    
    IEC60870-5-103 (VDEW) Communications
    335
    
    Voltage Inputs
    336
    
    Setting Checks
    337
    
    Applying the Settings to the Relay
    337
    
    Checking the Relay Settings
    337
    
    Testing the "Phase Overvoltage Protection" and "Phase Undervoltage Protection" Functions
    338
    
    Wiring Diagram
    338
    
    Micom P921-P922-P923 Relay Parameters
    339
    
    Configuration with 3 Single Voltages ("3Vpn") and "AND" Detection Logic
    340
    
    Stages (V>) or (V<) with Definite Time Delay
    340
    
    Stages (V>) or (V<) with Inverse Time Delay
    341
    
    Configuration with 3 Single Voltages ("3Vpn") and "OR" Detection Logic
    341
    
    Under/Overfrequency" Function Tests
    342
    
    Wiring Diagram
    342
    
    Micom P922-P923 Relay Parameters
    342
    
    Test Example: Stage (F1>) or (F1<)
    342
    
    Rate of Change of Frequency" Function Tests
    343
    
    Wiring Diagram
    343
    
    Micom P923 Relay Parameters
    343
    
    Test Example : Stage Df/Dt1 & Df/Dt2
    344
    
    On-Load Checks - Voltage Input Connections
    345
    
    Final Checks
    346
    
    Preventative Maintenance
    347
    
    Maintenance Period
    347
    
    Maintenance Checks
    347
    
    Alarms
    347
    
    Opto-Isolated Inputs
    347
    
    Output Relays
    347
    
    Measurement Accuracy
    348
    
    Method of Repair
    348
    
    Replacing the Complete Relay
    348
    
    Changing the Battery
    349
    
    Instructions for Replacing the Battery
    349
    
    Post Modification Tests
    349
    
    Battery Disposal
    349
    
    Cleaning
    349
Section 3

353
- 1 Commissioning Test Record
  
  355
- 2 Product Checks
  
  356
  - Relay De-Energised
    356
  - Relay Energised
    357
- 3 Setting Checks
  
  359
- 4 On-Load Checks
  
  360
- 5 Relay Settings Information
  
  361
- 6 Input/Output and Led Configuration
  
  363
  - Configuration of Logic Inputs
    363
  - Timer Delays Used in Logic Equations
    363
- 7 Protection Element Settings
  
  369
- 8 Checks and Supervision
  
  373
- 9 Disturbance Records and Measurements
  
  373
- 10 Communications
  
  374

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