Which country uses 400v?

Three-phase electric power (industrial applications only) CountryThree-phase voltage (volts)Frequency (hertz)Australia400 V (officially, but in practice often 415 V)50 HzAustria400 V50 HzAzerbaijan380 V50 HzAzores400 V50 HzComplete list: Three-phase electric power (voltages/frequencies) www.worldstandards.eu › electricity › three-phase-electric-power

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What is voltage and frequency?

Voltage is an electrical quantity designating the potential difference between two points, frequency is the quantity designating the number of direction changes of a wavy quantity (like the number of zero crossings of an AC current, or the number bukles of an ocean wave, etc.).

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Is Nigeria 50Hz or 60Hz?

Listing per country CountryVoltageFrequency.New Zealand230V50HzNicaragua120V60HzNiger220V50HzNigeria240V50HzList of Worldwide AC Voltages and Frequencies – School for Champions www.school-for-champions.com › science › ac_world_volt_freq_list

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Which is better 50Hz or 60Hz?

Is 60Hz better than 50Hz? It is no big difference between 50 Hz and 60 Hz , nothing is bad or good basically. For independent power equipment like ships, aircraft or isolated area like gas/oil installation, any frequency (like 400 Hz) can be designed based on suitability.

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