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
- On-line PD testing and monitoring
- On-line PD testing and monitoring with pre-installed couplers: UHF, TEV, AA, 80 pF coupling capacitors
- Resonant test (15 – 400 Hz) up to 15 kV with PD and Tan Delta/Power Factor
- On-line PD location
- Power frequency (50 Hz) up to 50 kV (30 mA) with PD
- Insulation Resistance 10 kV
Test Standards
- IEC 62271-200:2021 High-voltage switchgear and controlgear - Part 200: AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV
- IEC 62271-203:2011 High-voltage switchgear and controlgear - Part 203: Gas-insulated metal-enclosed switchgear for rated voltages above 52 kV
- IEC TS 62478:2016 High voltage test techniques - Measurement of partial discharges by electromagnetic and acoustic methods
