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Why a fuse of high voltage is used for electrical appliances of less voltages in comparison to fuse?
Wiki User
∙ 11y ago
for those appliances do not break immediately...........
Wiki User
∙ 11y ago
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Why do some appliances have step down transformers built into them?
Because the appliances operate at voltages that are lower than the mains (supply) voltage.
What is the voltage of common electrical appliances?
115 volts <<>> In North America because of using a split secondary both 120/240 voltages are common. 120 volts used for smaller appliances and lighting systems. 240 volts used for larger appliances. Keeping in mind that the higher the voltage the lower the current, using higher voltage on larger current drawing appliances keeps the wire to a workable size.
How much voltage is used by electrical device?
minimum 230volts In formal electrical jargon, a "device" does not "use" electricity. A device is something like a switch or receptacle(outlet) that helps control or carry electricity but does not consume electricity. In the United States, voltage for home lighting and general purpose receptacles is 120v. Voltage for electrical appliances such as ranges, clothes dryers, or furnaces is 240v. Voltages such as 110v, 115v, or 125v are versions of 120v in electrical jargon and voltages such as 220v or 230v are versions of 240v.
Can you purchase an 18000 volt air conditioner?
I do not know of ANY electrical appliances that are rated at 18 thousand volts. There are electrostatic air cleaners that utilize high voltages, but rely on a step up transformer to boost normal voltages to the high voltage internally.
What electrical voltages are used in Bangladesh?
The main voltage is 220 volts at 50 Hz.
What is electrical checks?
The term electrical checks will differ with respect to the machine or system being referenced. Electrical checks on a car will include the DC battery Voltage, charging voltage and current and may be voltage during engine starting. On a machine it could be main voltage secondary control voltages and even specific test point voltages on a control board.
What is zero voltage switching?
Zero Voltage switching is a standard used to describe electrical appliances which turn on or off only when the output voltage is Zero.
Why should someone generate power at 220 V?
Only small personal generators generate a voltage of 220 volts. This level of voltage is used usually during power outages. For voltages that power the electrical grid, the voltage is generated at a much higher voltage and then transformed by the use of transformers, into the voltage that is required by different distribution services.
Will British electrical appliances work in Singapore?
Yes, Singapore uses exactly the same electrical voltage and plugs as the UK, so you can bring your British appliances and use them just as you would at home.
Why do some appliances need to use a transformer?
Appliances that use printed circuit boards for their control will need to use transformers to get the voltage down to their operating voltages. These types of boards operate on 5 to 24 volts. This transformer is usually Incorporated on the PC board and its primary voltage is that of the supply voltage of the country that you reside.
Does a power supply receive 120 volts?
The voltage your computer's power supply receives depends mainly on the standard electrical service delivered into homes, offices and factories by the national electrical grid in your country.Just a few examples: if you live in North America, that voltage is 120 volts but, if you live in, say, Europe or Australia, that voltage is 230 volts.More detailsThe voltages a power supply was designed to use depends on how old it is. Early power supplies were designed to use only one voltage: the standard voltage of the electrical service delivered by a country's national electrical grid for use by small appliances in homes, offices and factories .Since the invention of the personal computer most standard power supplies have been designed to operate on a wide range of voltages. (Such as from 100 volts to 250 volts.)
How do you test for fluctuating line voltage in the electrical supply to a motor?
This depends on whether the voltage is AC or DC but an oscilloscope is the tool of choice for seeing voltages and how they change with time.
