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Recent content by hir

  1. hir

    Regarding HV Test - Power Frequency - for Old SwitchGear

    Dear Mr.VL, Thank you verymuch for your valuable support. I will do needful accordingly.
  2. hir

    Regarding HV Test - Power Frequency - for Old SwitchGear

    Dear Sir/s, I need some help. I am going to put in service some only Switchgears Panels in action. I need to know howmuch Voltage I have to inject for power frequency 1 Min test? These swirchgears was ideal for 5 years as a spare in separate room, Now just I installed. Its 3.3 KV & 11 KV and...
  3. hir

    Multi Ratio CT Testing Question

    Dear friend, You can get voltage value to be injected for between whatever turn we want to test. Atually this voltage testing methode is adopted in turret CT which are inside the Bushing of the tranformers. During field testing there is no need to perform interturn - ratio test but when you...

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