# Which is better 50Hz or 60Hz power supply?

August 19, 2019 Off By idswater

Table of Contents

## Which is better 50Hz or 60Hz power supply?

The primary difference between 50 Hz (Hertz) and 60 Hz (Hertz) is simply that 60 Hz is 20% higher in frequency. Lower the frequency, speed of induction motor and generator will be lower. For example with 50 Hz, generator will be running at 3,000 RPM against 3,600 RPM with 60 Hz.

## What is the advantage of 60 Hz over 50 Hz power supply?

Speed. For most standard motors, the RPM is proportional to the frequency, which means there is a speed increase when you use 60Hz versus 50Hz.

## Which transformer is more efficient when operates on 50Hz or 60Hz?

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

## What will happen if the 50 Hz transformer is connected with 60Hz power supply?

Therefore, if a 60Hz transformer is to be operated on 50Hz, its applied voltage must also be reduced by 1/6 or the peak flux in the core will be too high/. This reduction in applied voltage with frequency is known as derating.

## Can I use a 60 Hz device in a 50 Hz power frequency?

For a generic answer: yes you can, IF: you reduce the voltage by 50/60, the equipment doesn’t care, you don’t care about potentially overheating the motor, the process/load can tolerate the lower speed/torque, etc.

## Will a 50Hz transformer work on 60Hz?

You can run the 50Hz transformer on a 60Hz supply. Now since the frequency has changed the only variable thing in the existing transformer that can change (assuming simple one input and one output) is the flux density. In its simple form we are operating the transformer (60Hz/50Hz = 1.2) at 20% lower flux density.

## Can a 60 Hz transformer work on 50 Hz?

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.

## Can I run a 50Hz motor at 100 Hz?

If this is a standard, inverter rated, three phase induction motor it is probably safe to run it at 100 Hz. The danger to the motor is more from the unfiltered inverter wave form than from the higher frequency.

## What happens if 50Hz motor is driven at 60Hz?

When a 50Hz single phase motor is brought to 60Hz the start function can be upset because the motor reaches the centrifugal switch speed 20% earlier than normal. When it does, the starting torque of the motor is suddenly reduced. It could fail to speed up further and never reach normal running speed.