Description
Vitrek V73-OB Hipot Tester Repair
The Vitrek V73-OB Hipot Tester is a hipot tester – it applies a high AC or DC voltage across insulation and watches the leakage current for a breakdown. It is a safety instrument, which changes the stakes on its accuracy: a tester that quietly under-delivers voltage passes everything put in front of it.
The Vitrek V73-OB Hipot Tester is repaired at June Company by technicians who work on this class of instrument daily, for production test departments, electrical safety teams, panel builders, and compliance laboratories. Every instrument is repaired at component level and verified against reference standards before it ships back, with the measured results documented.
Common Vitrek V73-OB Hipot Tester problems we fix
- Leakage current measurement inaccurate.
- Arc detection not triggering or triggering falsely.
- High-voltage transformer or output stage faults.
- Safety interlock or ground-continuity circuit failure.
- Ramp and dwell timing errors.
- HV lead, probe or connector damage.
- Display, keypad or front-panel faults.
- GPIB, LAN, USB or remote-control faults – which breaks automated test sequences while the instrument still works from the front panel.
- Test voltage low or not reaching setpoint – the most consequential fault on a safety tester, because under-voltage produces a pass on equipment that should have failed and nothing on the display indicates it.
FAQs
It passes everything I test. Is that suspicious? It can be. An under-delivering hipot passes equipment that should fail, and that is exactly the failure mode worth ruling out.
What if it is not economical to repair? We tell you in the quote. The evaluation is free and there is no obligation to proceed.
Every repair carries a 90-day parts-and-labor warranty, with a firm quote before any work begins. Email us or submit a service request.






