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Testing

All transformers are tested at the manufacturing facility prior to shipment.  They must meet all quality criteria prior to release.

  • Full-fledged automated in-house testing to carry out all routine tests conforming to applicable standards.
  • Type Tests can be performed in-house or using independent third party laboratories, including the Central Power Research Institute (CPRI), Electrical Research and Development Association (ERDA), and NABL Accreditation Laboratory in India.

Standard Tests:

  • D.C. Resistance Measurement
  • Polarity and Phase-Relation Test
  • No-Load and Excitation Current Test
  • Voltage Ratio
  • Impedance Voltage and Load Loss Test
  • Dielectric Tests
  • Applied Voltage Test
  • Induced Voltage Test

Optional Type Tests:

  • Temperature Rise Test
  • Sound Level Test
  • Partial Discharge (corona)
  • Impulse Test (BIL)
  • Short-Circuit Test
  • Customers are welcome to witness tests and perform factory inspections
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