Testing Process

List of Tests Carried out at our Testing Laboratory

ROUTINE TESTS AS PER IS 2026 / IEC 60076 & ANSI C 57.12.91-2001 
  • Measurement of Winding Resistance
  • Measurement of Voltage Ratio and Check of Phase Displacement
  • Measurement of Short Circuit Impedance and Load Loss
  • Measurement of No Load Loss and Current
  • Measurement of Insulation Resistance
  • Induced Over Voltage Withstand Test
  • Separate Source Voltage Withstand Test
  • BDV of Oil
TYPE TEST WITH EXTERNAL LABORATORY 
  • Lightning Impulse Test 
  • Temperature Rise Test
SPECIAL TESTS at our Lab & With external Laboratory as per customer requirement 
  • Determination of Sound Levels
  • Measurement of Capacitance & Tan Delta
  • Measurement of Zero Phase Sequence Impedance
  • Measurement of Neutral Un‐Balance Current
  • Magnetic Balance
Transformer Testing Panel
Broackhaus Testing Instruments for CRGO Losses Test

Testing Laboratory