Hi-tech Corporation
Sayajigunj, Vadodara, Gujarat
Send SMS
Send E-mail

Services

Condition Monitoring Services

Transformer Oil Testing Laboratory

  • Furan Analysis
  • Dissolved Gas Analysis (DGA)
  • Breakdown Voltage test
  • Tan-Delta & Resistivity test
  • Moisture in Oil test
  • Flash point, Pour point
  • Acidity Viscosity etc

On-site HV/EHV Equipment Diagnostic Testing Services

  • Transformer Testing
  • CT/ PT/ CB testing
  • Generator testing
  • Motor testing
  • XLPE Cable testing
  • HT Substation Testing & Commissioning upto 400 kv class

HT Cable Testing

1) Capacitance & Tan-Delta Measurement @ 50Hz
2) VLF AC Hipot & Tan-Delta
3) Partial Discharge
4) DC Hipot Test
5) Insulation Resistance & Polarization Index

Rotating Machine Testing

1) Capacitance & Tan-Delta Measurement
2) Insulation Resistance & Polarization Index
3) Winding Resistance Measurement Partial Discharge Test
4) Vibration & Current Signature Analysis
5) Harmonic Analysis
6) DC Hi-pot Test
7) Surge Test 10kV

EHV Substation Equipment Testing

Testing & Comm. of EHV S/S upto 765kV Substation InfraRed Thermography

CT/PT:

1) Capacitance & Tan-Delta Measurement
2) Insulation Resistance / Polarization Index
3) Ratio & Polarity
4) Knee Point Voltage Measurement

CB

1) Insulation Resistance
2) Contact Resistance Measurement
3) DCRM (Dynamic Contact Resistance Measurement)
4) Timing Test

LA:

1) Insulation Resistance
2) On-Line Leakage Current Measurement (LCM)
3) Capacitance & Tan-Delta Measurement

Transformer Oil Testing

1) Dissolved Gas Analysis (DGA)
2) Furanic Compound Analysis
3) General Tests
  • Dissipation Factor
  • Dielectric Strength (BDV)
  • Resistivity
  • Water Content (ppm)
  • Neutralization Value (Acidity)
  • Kinematic Viscosity
  • Interfacial Tension
  • Sludge & Sediment
  • Flash Point
  • Pour Point
4) Appearance & Density
5) PCB Analysis
6) Degree of Polymerization (DP)
-We do Testing as per IS! IEC / ASTM for all above tests

We are having NABL Accredated oil testing lab. One is Static Lab and second one is Mobile Lab.

Transformer Testing

1) Sweep Frequency Response Analysis (SERA)
2) Capacitance & Tan-Delta
3) Partial Discharge
4) 10kV Turns Ratio (TTR) & Exitation Current
5) Magnetising Current & Short Circuit Current
6) Magnetic Balance & Vector Group
7) Insulation Resistance & Polarization Index
8) Winding Resistance
9) InfraRed Thermography
10) Online Moisture Analysis
11) Operation & Protection control check