Power Transformer Basic Specification

Power Transformers are generally available in liquid filled type. Basic specification comprises:

1. Off-Circuit Tap Changer or Selector
2. On-Load Tap Changer with Drive Mechanism
3. Remote Tap Change Control Panel with AVR
4. OLTC Parallel Operation Control.
5. Cooling specifications to ONAN, ONAF, OFAF, KNAN, KNAF
6. Indoor Cable Box or Outdoor Terminals for HV / LV sides


Ancillary equipment

Supplementary / Ancillary  Equipment can be fitted as per requirements. Please see a typical list below:

  • Oil Temperature Indicator (OTI)
  • Winding Temperature Indicator (WTI)
  • Magnetic Oil-level Gauge (MOG)
  • Pressure Relief Device (PRD)
  • Marshalling Box
  • Forced Fan Cooling
  • OLTC & RTCC Panel with AVR
  • Bi-directional Rollers
  • Radiator Valves
  • Dehydrating Breather
  • Current Transformer
  • Additional Neutral Terminal

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