Test Services - Bushings and Instrument Transformers

We offer a range of test services to give you detailed information about the insulation condition of your bushings and instrument transformers

Factory Acceptance Testing

Performing and witnessing after manufacture HV and Offline PD testing as part of routine and type test programs.

Installation and Commissioning

Monitored HV withstand testing to detect transport damage and ensure installation integrity during site acceptance tests.

Operation and Maintenance

Routine and after repair On-line and Offline testing to detect insulation degradation in operating equipment.

Test Capabilities

  • Resonant test (15 – 400 Hz) up to 15 kV with PD and Tan Delta/Power Factor
  • Power frequency (50 Hz) up to 50 kV (30 mA) with PD
  • CT ratio up to 800A
  • VT ratio up to 2 kV

Test Standards

  • IEC TS 62478:2016 High voltage test techniques - Measurement of partial discharges by electromagnetic and acoustic methods
Case Studies
Papers
Contact Us