[PDF] 50 hz vs 60 hz transformer

Magnetic flux is proportional to frequency so a 50 Hz transformer has a core 20% larger to handle 20% more magnetic flux than a 60 Hz unit. A 50 Hz transformer will simply run cooler at 60 Hz given the proper voltage is applied. Transformers cannot change frequency, the primary frequency equals the secondary frequency.
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  • Which is better 50 or 60 hertz power transformer?

    50Hz transforme is more efficient than 60Hz transformer, because iron losses of this transforme is less than 60Hz transforme.

  • Can a 50Hz transformer be used for 60Hz?

    Transformers rated at 60Hz should not be used on a 50Hz supply due to higher losses and core saturation, and the resultant higher temperature rise. Transformers rated for 50Hz, however, can be operated on a 60Hz supply.

  • Is there a big difference between 50 and 60 Hz?

    For most standard motors, the RPM is proportional to the frequency, which means there is a speed increase when you use 60Hz versus 50Hz. In fact, 60Hz can be up to 20% faster.
  • So operating a 50Hz motor at 60Hz should be safe, but may result in higher voltage drop because of lower magnetizing current and because of higher leakage inductance (the series inductance). It is true that the higher the frequency, the higher the hysteresis (and eddy current) losses will be.
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