Testing

Testing

Testing is the only way to identify manufacturing faults that could compromise the electrical safety of a product out in the field. We are expertise in AIS / GIS Switchyard Equipments testing up to 765 KV.

We stand for quality, safety & credibility, so you could be trust us fully about electrical safety process.

We are expertise in

AIS / GIS Switchyard Equipments testing up to 765 KV.

POWER TRANSFORMER / ICT / GT / IDT

  • Voltage Ratio Measurement.
  • Turns Ratio Measurement.
  • Magnetic Balance Test.
  • Open Circuit (Magnetizing Current Measurement)
  • Short Circuit Current Measurement.
  • Vector Group Verification.
  • OLTC Continuity Test.
  • 10KV Excitation Current Measurement.
  • 10KV Turn Ratio Measurement.
  • Winding Resistance Measurement.
  • Insulation Resistance / Polarization Index Measurement.
  • Dynamic Winding  Resistance Measurement.
  • Residual Life Assessment(RLA)
  • Capacitance & Dissipation Factor (Tan-Delta) Measurement.
  • Sweep Frequency Response Analysis (SFRA)
  • Dielectric Frequency Response Analysis(DFRA)
  • Frequency Response of Stray Losses (FRSL)
  • Online / Offline Partial Discharge Measurement.
  • Demagnetization of Transformer Core.
  • Noise & vibration Analysis.
  • Infrared Thermography Testing  (Online).
  • OTI & WTI Meter Calibration.

INSTRUMENT TRANSFORMER (CT/PT/CVT & CC)

  • Ratio Test Measurement (Current/Voltage Method)
  • Polarity Test.
  • Knee Point Voltage Measurement.
  • Insulation Resistance Measurement.
  • Winding Resistance Measurement.
  • Demagnetization of Core.
  • Capacitance & Dissipation Factor (Tan-Delta) Measurement.
  • On Line Partial Discharge Measurement.
  • AC/DC High Voltage Test upto 220 kV
  • Sheath Voltage Test.
  • High Voltage  Withstand Test By VLF Method with Tan Delta & Partial Discharge Measurement. 
  • Time Domain Reflctometer(TDR)
  • Online/Offline Partial Discharge  Measurement 
  • Insulation Resistance / Polarization Index Measurement.
  • Cable Fault Localization / Cable Route Tracing.
  • Dynamic Contact Resistance Measurement(DCRM).
  • Contact Resistance Measurement(CRM).
  • CB Timing Measurement.
  • Insulation Resistance Measurement.
  • Dew Point Measurement for SF6 Gas.
  • SF6 Gas Analysis( SO2/Purity/H2O)
  • High Voltage Test
  • VIDAR Test for Vacuum Interrupter.
  • Contact Resistance Measurement.
  • Insulation Resistance Measurement.
  • DC Controlled Contactor Check(Pick-up/ Drop-out Voltage)
  • Capacitance & Dissipation Factor (Tan-Delta) Measurement.
  • Online Leakage Current Measurement.
  • Leakage Current Counter Test.
  • Insulation Resistance Measurement.
  • Leakage Current Measurement(LCM).
  • Testing & Calibration of Protective Relays.
  • Programming & Parameterization of Numerical Relays.
  • Relay Coordination & Setting Calculations.
  • Configuration Of Various Make Relay’s.
  • Energy Meter Calibration.
  • L&T Make ACB Microprocessor Based Relay Testing.
  • Earth Resistance Measurement.
  • Earth Integrity Test.
  • Insulation Resistance Measurement.
  • Contact Resistance Measurement.
  • Inductance Measurement.