EHV Cable Testing

  • Pre-Commissioning Tests
  • Power Freq HV/PD/TD Testing
  • VLF Testing
  • DC Hipot Testing

EHV XLPE cable life-cycle services up to 400kV

  • Installation & commissioning tests
  • Periodic maintenance diagnostics
  • Preventative maintenance / failure event activities

Highlights

  • Testing standards IEC 60840 & IEC 62067:2022
  • Testing as per DEWA & CIGRE recommendations
  • Withstand testing using VF resonance kit
  • Highest capacity (18MVAr) on-site HV test system in India

Testing Experiences

  • VLF 60kV testing on 220kV EHV cable
  • Power frequency test on charging failed cables
  • 100kV DC test on 132kV XLPE cable

Future Expansion

  • Addition of modular 230kV x 4, 120A HV test system
  • Will be able to test 7.5kms of 400kV cable, or 15kms of 220kV cable, or 20kms of 132kV cable
  • Addition of 120kV VLF test system with Omicron PD measurement system
  • Addition of Capacitance & Tan-Delta at rated voltage test on-site