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  1. lavurk

    Sudden Pressure in Power Transformers

    There is abnormality in the power Transformer.There may be following reasons 1) Dielectric strength of oil is low 2) High Temperature of oil 3) Short circuit in the windings 4)Malfunctioning of Buck Holz relay etc.. Isolate power supply to Transformer and verify the above.
  2. lavurk

    Flameproof motor?

    Dear Sir, There is no colour code for explosion proof Motors Thanks,
  3. lavurk

    Reverse power relay

    can anybody explain about reverse power relay?
  4. lavurk

    How to calculate 3 phase,11kv/ 415 volts transformer for 230volts load

    Dear Sir, How to calculate 3phase ,11kv/415v,Distribution transformer for single phase,230 volts 1000kw Total connected load.

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