Why we use 50Hz, 60Hz or 400Hz frequency?

Why the frequency of power provides in European and Asian countries is 50Hz, whereas yank countries use 60Hz power supplies? what’s the idea of the standard? What are the benefits and downsides of 50Hz and 60Hz power supply? additionally, why the airdrome and craft use 400Hz frequency?

In fact, there’s no huge distinction between 50Hz and 60Hz, solely the generator speed has slightly distinction. select 50Hz or 60Hz, it’s nearly always similar in an exceedingly country aside from Japan (Japan has each 50Hz and 60Hz power supplies).

Why Supply Frequency is 50 Hz or 60 Hz?

In past days folks don’t have AN integrated installation as we’ve got currently. they’d their own normal and cargo things that area unit appropriate for his or her installation. that point they’d operative frequency vary between sixteen.75 Hertz to 133.33 Hz.

When folks trust massive power generation system, they at a loss with the quality that to be adopted by them. Finally, it reveals concerning single normal for all. They came to conclusion concerning their issue, from the analysis and performance analysis conducted on completely different standards of the facility system by them.

Then they felt the only normal is essential! as a result of the assembly of electrical devices was restricted by the realm of installation boundary i.e., suppose a rustic consists of ten {different|totally completely different|completely different} standards than ten different producing measures and processes area unit needed for a similar device. This issue puts hurdles in batch production of the device. It results in electrical devices rather more expensive.

There is no sturdy technical reason behind fifty Hertz or sixty Hertz. this can be not like that these values provide the most effective performance among all different accessible normal values of providing frequencies. however, these 2 frequencies provide smart optimized performance among others. Since superior performance has been found finally these values fifty Hertz and sixty Hertz were picked by most of the wattage systems.

Problems with Lower Frequencies

Olden days they determined some problems with frequencies that area unit but forty rates.

Perceptible unsteady in filament lamp, beginning drawback in arc light and arcing devices in order that they want extra devices for beginning purpose and for maintaining higher operation.

Frequency is directly proportional to power thence the dimensions of lower frequency devices area unit quite larger than a higher frequency, therefore, material concerned, the value concerned in producing and transporting is additionally quite larger than that of upper-frequency devices.

List of worldwide mains frequencies:

Country Hz Country Hz Country Hz Country Hz Country Hz Country Hz
Afghanistan 50Hz China 50Hz Greece 50Hz Kuwait 50Hz Norway 50Hz Sudan 50Hz
Algeria 50Hz Colombia 60Hz Guam 60Hz Lebanon 50Hz Oman 50Hz Surinam 60Hz
Angola 50Hz Congo 50Hz Guiana 50Hz Libya 50Hz Pakistan 50Hz Sweden 50Hz
Antiqua 50Hz Costa Rica 60Hz Guinea 50Hz Luxembourg 50Hz Panama 60Hz Switzer land 50Hz
Argentina 50Hz Cuba 60Hz Haiti 60Hz Macao 50Hz Paraguay 50Hz Syria 60Hz
Australia 50Hz Cyprus 50Hz Hawaii 60Hz Majorca Island 50Hz Peru 60Hz Taiwan 60Hz
Austria 50Hz Czech 50Hz Honduras 60Hz Malagasy Rep. 50Hz Philippines 60Hz Tanzania 50Hz
Bahamas 60Hz Danmark 50Hz Hong Kong 50Hz Malaysia 50Hz Poland 50Hz Thailand 50Hz
Bahrain 50Hz Dominican 60Hz Hungary 50Hz Mali 50Hz Portugal 50Hz Tobago 60Hz
Bangladesh 50Hz Ecuador 60Hz Ice Land 50Hz Malta 50Hz Puerto Rico 60Hz Tonga 50Hz
Barbados 50Hz Egypt 50Hz India 50Hz Mauritania 50Hz Romania 60Hz Tunisia 50Hz
Belgium 50Hz EI Salvador 60Hz Indonesia 50Hz Mauritius 50Hz Russia 50Hz Turkey 50Hz
Bermuda 60Hz Equatorial Guinea 50Hz Iran 50Hz Mexico 50/60Hz Rwanda 60Hz Uganda 50Hz
Bolivia 50Hz Faeroe Islands 50Hz Iraq 50Hz Mexico 50/60Hz Saudi Arabia 50/60Hz United Kingdom 50Hz
Brazil 50/60Hz Fiji 50Hz Ireland 50Hz Monaco 50Hz Saudi Arabia 50/60Hz Uruguay 50Hz
Brazil 50/60Hz Finland 50Hz Israel 50Hz Morocco 50Hz Scotland 50Hz USA. 60Hz
Bulgaria 50Hz France 50Hz Italy 50Hz Mozambique 50Hz Senegal 50Hz Venezuela 60Hz
Burma 50Hz Gabon 50Hz Jamaica 50Hz Nepal 50Hz Singapore 50Hz Viet-Nam 50Hz
Cameroon 50Hz Gambia 50Hz Japan 50/60Hz Netherlands 50Hz Somalia 50Hz Virgin Island 60Hz
Canada 60Hz Germany 50Hz Japan 50/60Hz New Zealand 50Hz South Africa 50Hz Western Samoa 50Hz
Central Africa Rep. 60Hz Ghana 50Hz Jordan 50Hz Nicaragua 60Hz Spain 50Hz Yugoslavia 50Hz
Chile 60Hz Gibraltar 50Hz Korea 60Hz Nigeria 60Hz Sri Lanka 50Hz Zambia 50Hz