Document Center | Application Notes

• Introduction to Paralleling of LTC Transformers by the Circulating Current Method
  (App Note 11)
• Advanced Paralleling of LTC Transformers by the Circulating Current Method
  (App Note 13)
• Voltage Reduction Schemes
  (App Note 16)
• Basic Considerations for the Application of LTC Transformers and Associated Controls
  (App Note 17)
• Advanced Paralleling of LTC Transformers by ΔVAR™ Method
  (App Note 24)
• Inverse Time Delay on LTC/Regulator Controls
  (App Note 29)
• Circulating Current Method Paralleling Equipment Adjustments M-2001 Application (M-0115A, M-0127)
  (App Tip 1)
• Line Drop Compensation For Substation Application
  (App Tip 2)
• Tapchanger Backup Control – Three-Phase vs. One-Phase
  (App Tip 3)
• How to Obtain “No Intentional Time Delay” Voltage Control
  (App Tip 5)
• VAr Balancing Tapchanger Application (Using ΔVAR™2 Paralleling Option)
  (App Tip 6)
• Determining Auxiliary CT Ratios for Paralleling of Dissimilar Transformers
  (App Tip 7)
• Using ΔVAR™2 Paralleling Option
  (App Tip 8)
• ΔVAR™-1 Method of Paralleling Equipment Adjustments—M-2001 Application (M-0115A, M-0127)
  (App Tip 9)
• DER Challenges to Distribution Volt/VAR Management (VVM) Use of VAR-Bias in OLTC Controls for Proper Control of Reactive Assets

• Autodaptive® Capacitor Controls (ACC) – Setpoint: Averaging or Fixed?
  (App Tip 4)

• Use of Import Underpower as a Means of Protecting Against Loss of Parallel Operation in DG Interconnection Applications
  (App Note 23)

• Beckwith Electric M-3425A Generator Protection Relay Setting Clarification “27TN” Third Harmonic Undervoltage Element
  (App Note 27)

• Focused Directional Overcurrent Elements (67P, Q and N) for DER Interconnection Protection
  (App Note 180622-1)

• Optimizing Performance of Fast Transfer Schemes
  (App Note 9)

• Speed-Matching During – Synchronization Hydroelectric Plant Operation
  (App Note 1)
• Speed-Matching During Synchronization – Steam Turbine Application
  (App Note 3)