Fault Simulation Application in Three Phase Transformers

The Fault Simulation Application in Three Phase Transformers, to simulate non-destructive faults in three-phase transformers and application of diagnostic and localization techniques.

ATENG 11111 — Fault Simulation Application in Three Phase Transformers

• The “ATENG 11111” application includes the following elements:
• N-ALI01. Industrial Main Power Supply Module.
• Supply voltage: 400 VAC, 3PH + N.
  ON/OFF removable key.
• Output voltage connections:
• Three-phase + Neutral: 400 VAC.
• Single-phase: 230 VAC.
  N-ALI01
• Three-phase supply hose with IP44 3PN+E 32 A 400 V connecting plug.
• Differential magnetothermal 4 poles, 25 A, 30 mA AC 6 KA.
  Emergency stop push-button.
• N-FTAC. Fault Injection Module for Three-phase Transformers.
  With this module, the user will be able to cause non-destructive faults in a three-phase transformer.
• This module contains:
  Three switches to open each of the primary side transformer phases.
  Three switches to open each of the secondary side transformer phases.
• Four switches to cause any kind of short circuit in the primary side of the transformer:
• Ungrounded: N-FTAC
• Two-phase short circuits:
  UV Fault type.
  VW Fault type.
  UW Fault type.
• Three-phase short circuit:
  UVW Fault type.
• Grounded:
• Single phase-to-ground short circuits:
  UG Fault type.
  VG Fault type.
  WG Fault type.
• Two-phases-to-ground short circuits:
  UVG Fault type.
  VWG Fault type.
  UWG Fault type
• Three-phase-to-ground short circuit:
  UVWG Fault type.
• MED65. Digital Multimeter.
• This This 3 ½ digit digital multimeter, with double-jack ending cables of about 4 mm to facilitate
  interconnections.
• With this digital multimeter we will be able to measure:
  Voltage.
  Current.
  Resistance. MED65
  Capacitors capacity.
  Temperature.
• N-TRANS09. Three-Phase Galvanic Isolation Transformer Module, 400/400 VAC, 1 kVA.
• Nominal power: 1 kVA.
• Primary winding voltage: 400 VAC Y – 230 VAC Δ.
• Secondary winding voltage: 400 VAC Y – 230 VAC Y.
• All necessary cables to realize the practical exercises are included.
  N-TRANS09
  Cables and accessories, for normal operation.